Alternatives to MailArmor

Compare MailArmor alternatives for your business or organization using the curated list below. SourceForge ranks the best alternatives to MailArmor in 2026. Compare features, ratings, user reviews, pricing, and more from MailArmor competitors and alternatives in order to make an informed decision for your business.

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    Bitdefender Ultimate Small Business Security
    Bitdefender Small Business Security delivers enterprise-grade, layered cyber-protection designed specifically for small organizations. It covers Windows, macOS, iOS, and Android devices with centralized, easy-to-use management, so businesses without a dedicated IT staff can deploy and monitor security from one dashboard. Key features include multi-layered endpoint protection (machine learning, behavioral analytics, real-time monitoring, process termination, and rollback) to prevent known and unknown threats. It offers ransomware prevention and mitigation (detecting abnormal encryption attempts and restoring files from backups), fileless attack protection (memory/back-injection interference, script blocking), phishing & fraud prevention (blocking deceptive sites and warning users), and advanced exploit protection (real-time shield of browsers, Office apps, Adobe Reader) for comprehensive endpoint defense.
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    SpamTitan

    SpamTitan

    TitanHQ

    SpamTitan email security is an email spam filter for businesses, smbs, MSPs, and schools. SpamTitan email security blocks spam as well as phishing and day-zero attacks, viruses, malware, ransomware, and other email threats. Helps control mail flow, clean it, and protect against unwanted email. We provide easy-to-use yet advanced email security for businesses, smbs and MSPs that are Office365 friendly. SpamTitan - Premium functionality included: • CEO Impersonation protection • Phishing/ Spear phishing protection • Link analysis • Full Sandboxing • Zero Day Attacks protection • Mail Spooling • Spoofing protection • Malware and Ransomware protection • SPF/DKIM/DMARC checking • Encryption • Fully multitenant environment • Ability to rebrand the entire UI • Full REST API: • Comprehensive support and set up docs Try a FREE, fully supported trial of SpamTitan Email Security today.
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    Trustifi

    Trustifi

    Trustifi

    Trustifi offers industry-leading solutions for email security that helps small, mid-size, and enterprise organizations manage threat detection, regulatory compliance, data encryption & more. Easily deployed on: Outlook, Gmail, or any email server by relay **Advanced Threat Protection**: -Malware and ransomware virus detection, BEC attack prevention and alerts **Data Loss Prevention**: -100% compliant with HIPAA/HITECH, PII, GDPR, FSA, FINRA, LGPD, CCPA, and more **Encryption**: -NSA-grade. Select Enterprise customers have access to company branding and product white labeling. Plus one-on-one team training. Encryption needs aren’t one-size-fits-all, so your email security platform shouldn’t be either. Customized solutions are available upon request, often without charge.
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    PhishTitan

    PhishTitan

    TitanHQ

    Powerful Inline Phishing Protection for M365. Harness the power of AI and our LLM to defeat phishing. PhishTitan is next generation inline phishing protection and remediation, powered by TitanHQ, the global leaders in email cybersecurity. Our proprietary large learning model and AI integrates directly with Microsoft 365, both catching and remediating sophisticated phishing and BEC attacks that Microsoft misses. It provides users with in-the-moment warning banners to help them decide whether an email is malicious or safe, continually enhancing the human firewall. Risk free deployment in 6 minutes. PhishTitan will filter your email to identify phishing threats and protect your users and business. That’s how you AVOID that one wrong click that can lead to disaster – all it takes is 6 minutes! The TitanHQ team has been a category leader in the email security field for over 20 years. Bringing the experience of working with over 12,000 customers to our new phishing solution.
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    Zivver

    Zivver

    Zivver

    Zivver is the effortless, smart, secure digital communications platform powering the next generation of secure digital communications. Trusted by over 5,000 organizations globally, Zivver prevents data leaks caused by human error and ensures compliance. Zivver seamlessly integrates with all major email clients including Gmail, Outlook, and Microsoft 365 and features unparalleled zero-keys encryption, with smart features such as contextual machine learning powered business rules. Zivver allows anyone to share large files up to 5TB securely via their existing email client. Zivver is fully compliant with all leading data security standards, including ISO 27001, NTA 7516, GDPR, HIPAA.
    Starting Price: 0.99€/month/user
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    SecurityGateway™ for Email Servers
    Developed by MDaemon Technologies, an email industry pioneer, Security Gateway's email threat detection technology has been protecting email servers from viruses, spam, phishing, data loss and other threats for over 20 years. Simply put, companies trust our expertise to help keep email communications safe. We protect all email platforms including Microsoft Exchange, Office 365 and others. Let our team of email security experts take the headache out of managing your company's email security needs. Security Gateway uses the latest email threat detection technology and policy enforcement tools to keep good emails flowing to and from your users. The Security Gateway cloud service can be deployed quickly and easily, allowing you to focus on other important tasks. Watch a short video to learn about some of the Security Gateway features.
    Starting Price: $1 per user per month
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    N-able Mail Assure
    N-able Mail Assure cloud-based email security solution provides advanced threat protection for inbound and outbound email using collective threat intelligence, 24/7 email continuity, and long-term email archiving. The service includes a multitenant web-interface with predefined settings, reporting, and views designed to ensure control and visibility over email flows. N-able Mail Assure’s proprietary technology incorporates input from processing large volumes of email data that feeds the Intelligent Protection and Filtering Engine. This combined with real-time pattern threat recognition leveraging a variety of filtering technologies help protect against spam, viruses, phishing attacks, impersonation, spoofing, malware, and other email-borne threats.
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    LuxSci

    LuxSci

    Lux Scientiae

    LuxSci provides HIPAA-compliant web and email communications services. LuxSci creates uniquely secure and customizable enterprise-grade environments and solutions that enable organizations to confidently meet their specific business and security needs at scale. LuxSci’s HIPAA-compliant email and web solutions are HITRUST certified and include: • Secure High Volume Sending for delivering massive volumes of transactional and marketing emails. • Secure SMTP Connector for encrypting outbound emails sent from Microsoft 365 and Google Workspace. • Secure Email Marketing platform for creating and sending marketing campaigns with ePHI. • Secure Email Hosting for reliable and secure day-to-day business email. • Fully managed Secure Web and Database Hosting for web applications that require compliance. • Secure Forms to safely collect and store sensitive information. LuxSci provides a full suite of secure technology for companies requiring compliant web and email services.
    Starting Price: $4 per/user/month
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    ESET PROTECT Elite
    ESET PROTECT Elite is an enterprise-grade cybersecurity solution that integrates extended detection and response with comprehensive multilayered protection. It offers advanced threat defense using adaptive scanning, machine learning, cloud sandboxing, and behavioral analysis to prevent zero-day threats and ransomware. The platform includes modern endpoint protection for computers and smartphones, server security for real-time data protection, and mobile threat defense. It also features full disk encryption, helping organizations comply with data protection regulations. ESET PROTECT Elite provides robust email security, including anti-phishing, anti-malware, and anti-spam technologies, along with cloud app protection for Microsoft 365 and Google Workspace. Vulnerability and patch management capabilities allow for automatic tracking and patching of vulnerabilities across all endpoints.
    Starting Price: $275 one-time payment
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    CyberCision

    CyberCision

    FirstWave

    CyberCision by FirstWave is a comprehensive cybersecurity-as-a-service platform designed for service providers and telcos. It enables businesses to offer robust security services, including email, web, and firewall protection, to their customers without the need for dedicated infrastructure. The platform provides multi-tenant capabilities, centralized management, and global scalability, making it ideal for service providers looking to expand their security offerings. With automated features, real-time threat intelligence, and frictionless activation, CyberCision delivers affordable, enterprise-grade protection to end-users while simplifying security operations.
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    ScanMail

    ScanMail

    Trend Micro

    More than 90 percent of targeted attacks begin with a spear phishing email, which means your mail server security is more important than ever. Unfortunately, most mail server security solutions, including the limited set of built-in protections in Microsoft® Exchange™ 2013 and 2016, rely on pattern file updates, which only detect traditional malware. They don’t include specific protections to detect malicious URLs or document exploits commonly used in targeted attacks or advanced persistent threats (APTs). ScanMail™ Suite for Microsoft® Exchange™ stops highly targeted email attacks and spear phishing by using document exploit detection, enhanced web reputation, and sandboxing as part of a custom APT defense, protection you don’t get with other solutions. In addition, only ScanMail blocks traditional malware with email, file, and web reputation technology and correlated global threat intelligence from Trend Micro™ Smart Protection Network™ cloud-based security.
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    PBHS SecureMail
    Achieve and maintain data privacy compliance. PBHS Secure Mail is a mature HIPAA encrypted messaging solution for doctors, dentists, hospitals and other healthcare providers. Compliancy made easy! There is no software to install, configure or maintain. PBHS Secure Mail works on any device, from any location. It’s simple to share. Documents, Radiographs, CT Scans, and Messages are organized and available to all colleagues working on a case. Account initiation is as simple as logging in with your ADA Membership ID. Our optional Outlook Plug-in enables users to send and receive messages directly via Microsoft Outlook on your PC. Treatment Letters and private communications that are delivered from your practice management software to Outlook are now encrypted. Radiographs that are delivered from your digital x-ray systems to Outlook are now encrypted. No need to change how you email your colleagues and patients. Continue to use Outlook without violating HIPAA.
    Starting Price: $10 per month per account
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    N-able SpamExperts
    N-able SpamExperts helps web-hosting companies and ISPs/telcos strengthen email protection. Services include affordable inbound and outbound email filtering and archiving solutions—driven by a continuously updated Intelligent Protection & Filtering Engine to meet emerging threats. N-able SpamExperts software is based on self-learning technology, which provides continuously updated spam and malware protection. Our filtering-system expertise is a direct result of processing email flowing through over 2.5 million active domains daily. Deploy our enterprise-grade solutions to secure and archive email. Help protect your customers with efficient first-level incoming filter defense that runs in front of the email infrastructure, improving resource efficiency and saving hosting servers’ resources. Enjoy rapid cloud deployment—with no hardware to purchase and maintain—or leverage on-premises hardware for local email security and archiving. Integrate with your favorite control panel.
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    MailRoute

    MailRoute

    MailRoute

    Stop Ransomware, spam and phishing, other viruses and threats for SMB, Enterprise, Healthcare, and Government agencies and contractors. API-level integration for Microsoft Office 365 & GCC High, Google Workplace, other email hosts and all servers. MailRoute stops email-instigated attacks on your information and hardware, with cost-effective, multi-layered protection. We offer CMMC, NIST 800-171, HIPAA, DFARS compliant and DISA accepted email security services. No single point of failure. Wholly owned solution includes geo-distributed datacenters with redundant network feeds, power sources and cooling, for 99.999% uptime. MailRoute prevents forgeries and email spoofing by identifying malicious messages with email authentication tools through assisted and managed DNS changes. Continually managed and updated email-network security stops cybercrime and threats like downtime, ensuring cost-predictability and reliability.
    Starting Price: $2 per user per month
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    Kerio Connect
    Secure, enterprise-style email, calendar & collaboration without the high cost. Kerio Connect delivers all the features and functionality for collaboration and messaging solution without the complexity and high price tag of other systems. Email is integrated with shared calendars and scheduling, contacts management, tasks, notes, shared and public folders, and instant messaging. Synchronize messages by direct push to your choice of mobile device via Microsoft ActiveSync. Instant Messaging is XMPP-compatible and can be used from various 3rd party chat/IM applications on desktop and mobile phones. You can install Kerio Connect in 10 minutes and users can be up and running in just 10 minutes more. Kerio Connect can be deployed on-premises or in partner-hosted cloud environments. Deploy for users on Mac, Windows, or Linux; plus full support for Outlook (Windows and Mac) and many other IMAP or POP compliant email clients.
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    FileWall
    odix - a market leader in Enterprise CDR (Content Disarm and Reconstruction), is now offering FileWall, a native cybersecurity application for Microsoft Office 365 mailboxes for SMEs. FileWall™ is designed to run in conjunction with existing Microsoft security solutions such as EOP and ATP, ensuring complete prevention against unknown attacks delivered via email attachments. FileWall™ doesn’t harm/change any of Microsoft sender related security capabilities.
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    Starting Price: $1 per user, per month
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    Virtru

    Virtru

    Virtru

    Easily control access to sensitive data flowing in and out of your organization via email, file sharing, and other applications. All powered by the Trusted Data Format and Virtru’s industry-leading platform for Zero Trust Data Control. Virtru integrates natively within the apps your teams already use, securing workflows in Google, Microsoft 365, Salesforce, Zendesk, and more. We make military-grade encryption accessible to everyone. Deploy Virtru across your organization in less than a day and meet your compliance goals. Granular access controls safeguard your most valuable asset — your data — throughout its entire lifecycle, everywhere it travels. Collaborate securely in Docs, Sheets, and Slides. Store and share files in Drive. Message via Gmail and Google Meet. Secure messages flowing through enterprise and custom apps. Seamlessly protect emails and files shared via Outlook.
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    Spambrella

    Spambrella

    Spambrella

    Dynamically classify imposter email. Preemptively identify and sandbox suspicious URLs. Leverage big-data analysis to accurately classify bulk mail. All within a single service that connects with Microsoft 365 and Google Workspace. Spambrella’s Email Security and User Awareness Training technology is used by some of the World’s largest and most successful security-conscious companies in a multitude of continents and environments. Delivered on a global scale, Spambrella is ready to unify your email security and user awareness training requirements. Think of us as your outsourced email security team! We have deep technical expertise of all other service providers such as MxLogic, Mimecast, Symantec.cloud and know how to migrate you effortlessly. Schedule a demo today with our cybersecurity experts to uncover email threats targeting your email users.
    Starting Price: $1.00
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    ManageEngine M365 Manager Plus
    M365 Manager Plus is an extensive Microsoft 365 tool used for reporting, managing, monitoring, auditing, and creating alerts for critical activities. With its user-friendly interface, you can easily manage Exchange Online, Azure Active Directory, Skype for Business, OneDrive for Business, Microsoft Teams, and other Microsoft 365 services all from one place. M365 Manager Plus provides exhaustive preconfigured reports on Microsoft 365 and helps you perform complex tasks including bulk user management, bulk mailbox management, secure delegation, and more. Monitor Microsoft 365 services around the clock, and receive instant email notifications about service outages. M365 Manager Plus eases compliance management with built-in compliance reports and offers advanced auditing and alerting features to keep your Microsoft 365 setup secure.
    Starting Price: $345 per year
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    Proxmox Mail Gateway

    Proxmox Mail Gateway

    Proxmox Server Solutions

    Proxmox Mail Gateway is the leading open-source email security solution helping you to protect your mail server against all email threats from the moment they emerge. The flexible architecture combined with the userfriendly, web-based management interface, allows IT professionals and businesses to control all incoming and outgoing emails with ease, and to protect their users from spam, viruses, phishing and trojans. Organizations of any size can easily deploy and implement the anti-spam and anti-virus platform in just a few minutes. The full featured mail proxy is deployed between the firewall and the internal mail server, and allows to control all email traffic from a single platform. Proxmox helps you to easily maintain a secure and professional email communication, ensure business continuity, and gain high business reputation as well as customer satisfaction.
    Starting Price: €149 per year
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    Valimail

    Valimail

    Valimail

    Protect your company from phishing and BEC with industry-leading DMARC technology. Valimail is a pioneering, identity-based, anti-phishing company that has been ensuring the global trustworthiness of digital communications since 2015. Valimail delivers the only complete, cloud-native platform for validating and authenticating sender identity to stop phishing, protect and amplify brands, and ensure compliance. Building trust in your email means cutting off phishing at its root. And you also get the benefits of brand protection, compliance, increased email deliverability, and the ability to leverage cutting-edge email standards like BIMI, AMP, and Schema.org. Automatic detection of outbound sending services. Access to the largest database of named sending services. Detailed views into the authentication status (SPF, DKIM, and DMARC) of all sending domains and services. Automated DKIM key detection and configuration.
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    MailChannels

    MailChannels

    MailChannels

    Secure and deliver email at scale. Use MailChannels to uncover bad actors and prevent spammers from taking advantage of your infrastructure. Monitor outgoing email messages for spam and unusual sending activity. Protect your customer inboxes against spam, phishing, and other email threats. A powerful, intuitive interface makes managing your customers simple and efficient. We operate across multiple clouds and minimize single points of failure to keep our services online, all the time. Get a real human response to your ticket within 30 minutes or less, 24/7/365. MailChannels Outbound Filtering is a cloud-based SMTP relay service which identifies and blocks spammers to ensure reliable email delivery. With Outbound Filtering, you can eliminate email delivery problems caused by IP address blocklisting. Automatically shut down compromised accounts and scripts to improve your security.
    Starting Price: $79.99 per month
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    Intermedia Exchange Email

    Intermedia Exchange Email

    Intermedia Cloud Communications

    For most businesses, choosing the email and business productivity applications for your staff is the easy part. Microsoft Office, Exchange Email, and Microsoft 365 are trusted and feature-rich choices. But selecting the right plan can be confusing. Let Intermedia help you decide which plan and combination of options is right for your business, whether you need Exchange Email, Email and Microsoft Office applications, compliance and security options, or enhanced versions of Microsoft 365. PC Magazine Editors' Choice Exchange Email with 99.999% SLA and J.D. Power-certified support. Microsoft 365 Apps (Word, Excel®, PowerPoint®, Outlook®). Comprehensive compliance and security capabilities including Archiving and Encryption. Customized deployment options for single tenant environments (500+ users). Expert migration and onboarding included free of charge. Email is the centerpiece, but it doesn’t stand alone.
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    Google Cloud Armor
    With Google Cloud Armor help protect your applications and websites against denial of service and web attacks. Enterprise-grade DDoS defense. Cloud Armor benefits from our experience of protecting key internet properties such as Google Search, Gmail, and YouTube. It provides built-in defenses against L3 and L4 DDoS attacks. Mitigate OWASP Top 10 risks. Cloud Armor provides predefined rules to help defend against attacks such as cross-site scripting (XSS) and SQL injection (SQLi) attacks. Managed Protection. With Cloud Armor Managed Protection Plus tier, you will get access to DDoS and WAF services, curated rule sets, and other services for a predictable monthly price. Cloud Armor benefits from our experience of protecting key internet properties such as Google Search, Gmail, and YouTube. It provides built-in defenses against L3 and L4 DDoS attacks.
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    Lavabit

    Lavabit

    Lavabit

    Secure email for the world. Because everyone has the right to communicate privately. Flow is the most secure email solution for traditional email—compatible with most email clients. Volcano—our free, open source mail client—takes full advantage of the Dark Internet Mail Environment. Magma is our open source server for the Dark Internet Mail Environment—perfect if you need to host your own secure email. We're pioneers in encrypted email who believe all people have the right to private and secure communication. By establishing secure, end-to-end encryption standards and technologies, we're revolutionizing how the world communicates and protects its digital privacy.
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    ZixMail

    ZixMail

    Zix Corporation

    ZixMail is the desktop email encryption solution that provides individuals with a high level of security in their email communications. It's an easy-to-use service that lets users encrypt and decrypt emails and attachments with a single click. Trusted by key figures in Government, Financial, Healthcare, and Legal fields, ZixMail is a unique Email Encryption application that differentiates itself from other solutions by focusing on both the sender and receiver experience. Combining best-in-class encryption technologies with easy to use interfaces, ZixMail is the perfect fit for your organization's email security needs.
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    Proofpoint Essentials
    Proofpoint Essentials delivers a cost-effective and easy-to-manage cybersecurity solution specifically designed for small and medium-sized businesses (SMBs). Essentials protects your organization from a comprehensive range of advanced security threats by including additional benefits, such as security awareness training, data loss prevention, email continuity, archiving and social media protection. Our simple and intuitive interface reduces your administrative workload and integrates seamlessly with your existing Microsoft 365 environment. Proofpoint Essentials uses the same AI-powered detection technology that secures more than 75% of Fortune 100 businesses to protect your greatest security risk: your people. Essentials enterprise-class protection stops the threats targeting SMBs. These include spam, phishing, business email compromise (BEC) and imposter emails, ransomware and malware.
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    365 Total Protection

    365 Total Protection

    Hornetsecurity

    365 Total Protection from Hornetsecurity offers comprehensive protection for Microsoft cloud services – specially developed for Microsoft 365 and seamlessly integrated to provide comprehensive protection for Microsoft cloud services. Easy to set up and extremely intuitive to use, 365 Total Protection simplifies your IT Security management from the very start. Protect your Microsoft 365 against phishing, ransomware, advanced threats and data loss with 365 Total Protection Enterprise Backup, a unique cloud-based, all-in-one security and backup suite. Benefit from the expertise of Hornetsecurity, leading email security and backup specialists, known for their tried and tested, award-winning solutions, 365 Total Protection (email security for M365) and 365 Total Backup (backup and recovery for M365).
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    SEPPmail

    SEPPmail

    SEPPmail AG

    Sending and receiving digitally signed and encrypted emails is easier and more convenient than ever before. Thanks to the Secure E-Mail Gateway from SEPPmail with integrated and patented GINA procedure for spontaneous encryption, SMEs and large companies secure their entire e-mail communication at the highest level, with the least effort and simplest handling for sender and recipient. With its comprehensive Secure Email solution, SEPPmail is setting new standards for secure, GDPR-compliant email communication. As one of the world’s leading email encryption and signature solutions, SEPPmail includes all the features to protect the sending of confidential data via email, guarantee the authenticity of the sender and ensure the confidentiality and integrity of the message. Thanks to its modularity, the secure e-mail gateway solution can be configured according to customer-specific requirements and expanded seamlessly.
    Starting Price: 4.5 € per user per month
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    Proofpoint Adaptive Email Security
    Proofpoint's Adaptive Email Security provides advanced, integrated protection against phishing, Business Email Compromise (BEC), and other email-borne threats. Powered by behavioral AI, this solution continuously adapts to evolving threats, offering real-time protection before, during, and after email delivery. By consolidating email security into a single platform, organizations can simplify operations, reduce vendor complexity, and achieve significant time and cost savings. It offers advanced features such as internal mail protection, real-time coaching, and unified visibility, making it an essential tool for protecting sensitive communications and ensuring compliance.
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    Ciphermail Appliance
    Email encryption with CipherMail Most emails are sent in plain text. This means that anyone who has access to the data stream can read the content of the emails. This is unacceptable for most companies, institutions and organizations and may also violate applicable law. E-mail encryption ensures security and trust in communication. CipherMail is a central mail transfer agent (MTA) that works on the “store and forward” principle. Incoming e-mails, regardless of whether they are from internal or external sources, are only saved until they have been encrypted / decrypted and can be forwarded to the recipient. This happens without changing the email client and is possible in combination with any SMTP server! E-mail encryption can be done using S / MIME, PGP or in a PDF file - in principle or triggered by a trigger in the subject line. CipherMail also includes a Data Leak Prevention (DLP) module.
    Starting Price: $670 one-time payment
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    MailList King

    MailList King

    Xequte Software

    MailList King brings all the power of a mailing list server to your PC, in an easy-to-use solution that allows you to create, manage and communicate with the people interested in your web site, products or organization. MailList King integrates with all popular E-mail software (such as Outlook, Gmail, etc) or directly with your mail servers to retrieve mailing list messages (subscribes, unsubscribes, undeliverable messages, etc) and deliver processing acknowledgments, double opt-in confirmations and the personalized, rich text messages that you create. If you are trying to manage a mailing list in Excel or Outlook Contacts then MailList King can save you time and money by automatically handling the addition and deletion of people. You can concentrate on creating compelling newsletters and powerful sales messages and let MailList King do the hard work. You don't need to be a computer expert to use MailList King.
    Starting Price: $99.50 one-time payment
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    MailHippo

    MailHippo

    MailHippo

    HIPAA compliant email made easy and affordable. MailHippo is the easiest way to securely send and receive sensitive information and attachments by email. There's no setup or configuration required. Just sign up and start sending and receiving HIPAA-compliant emails right away. End-to-end encryption means your sensitive emails and attachments are always secure, both in transit and at rest. MailHippo works with your current email address, and with any email provider. MailHippo looks and works great on any smartphone or tablet. Get a unique link that empowers you to receive totally-secure emails from anyone. Get our HIPAA-compliant email platform with secure encrypted email messaging for FREE during our limited-time Beta program!
    Starting Price: $4.95 per month
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    GFI MailEssentials
    Why trust email security to one antivirus engine when you can have the combined power of four? GFI MailEssentials can engage the power of leading brands including BitDefender, Avira, Kaspersky, and Cyren. Each engine features its own heuristics and detection methods. You gain maximum protection for your email environment to block email-borne viruses and other malware more effectively. Spam is estimated to be 45% of your email volume. GFI MailEssentials uses 14 advanced email filtering technologies you can see in action. Filter spam out before it hits email boxes to save your server space and productive time. Block spoofed emails, stop emails from blacklisted DNSs or those that link to known problem URLs or phishing sites, remove non-RFC compliant emails, detect emails from forged senders and more techniques to slash the spam waste. GFI MailEssentials is compatible with different email servers, not just Exchange. It fits seamlessly into your current setup.
    Starting Price: $99 one-time payment
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    Xeams

    Xeams

    Synametrics Technologies

    Xeams is, a secure and powerful complete mail server for Windows, Linux, Solaris, MacOSX and other flavors of UNIX. Xeams supports SMTP, POP3, and IMAP. It features a powerful spam filtering engine that eliminates up to 99% of junk email upon installation. The software offers a flexible approach to email, making it a very user-friendly server. Xeams can block 99% percent of all junk messages right out of the box. The filtering rules are fully customizable and get better as Xeams adapts to your email environment. IMAP and POP3 servers built right into the system to easily fetch emails from an email repository to a client's machine. Xeams can be used as an email firewall in front of another server, such as MS Exchange, or as a full email server requiring no other software to process emails. Use Xeams in front of your Office 365 infrastructure to gain additional filtering, reporting and archiving capabilities that you don't get with Office 365 alone.
    Starting Price: $20.00/year/user
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    ProxiedMail

    ProxiedMail

    ProxiedMail

    ProxiedMail is a proxy email service that aims to change the standard email flow to make emails smarter and more secure. Our goal is to separate email addresses and email clients so everyone can achieve more freedom and privacy by moving from one email provider to another just in a few clicks like moving from Gmail to ProtonMail. Using ProxiedMail you can generate unlimited email addresses for every website or purpose you want and receive the letters to your final emails. In this way, you can: - Protect yourself from spam - Avoid leaving your private data in places where you can avoid it - Creating proxy emails with your domain - Send messages from your proxy email - Also we're providing API and webhooks for incoming emails that would make software testing easier and connect the system they don't provide any API's, but do send emails - Zapier integration
    Starting Price: $15/year
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    MailGuard

    MailGuard

    MailGuard

    Cybersecurity is one of the most significant issues facing business today. With more than 293 billion emails sent throughout the world every day, that's more than 2 trillion messages each week, and growing. Combined with more than 3.48 billion+ social media users throughout the world, and 4.49 billion+ internet users, the explosion in personal and professional data makes a hotbed for cybercrime networks. In this climate of fast-paced attacks, every minute matters. Cybercriminals bank on the element of surprise. Benchmarking shows MailGuard is consistently between 2 hours and 48 hours ahead of the market in preventing fast-breaking attacks. MailGuard’s proprietary “Hybrid AI (Artificial Intelligence)” approach is unique in predicting and learning about new and emerging threats. Combined with our cloud-based web and email solutions, MailGuard is uniquely positioned to apply immediate protection to users throughout the world.
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    ALTOSPAM
    This antispam and antivirus software is an online filtering bridge that quickly free you from the waste of time and expenses generated by the flooding of undesirable e-mails. ALTOSPAM is an integrated SaaS software protecting your email from spams, viruses, scams and phishing. It allows companies owning at least one domain name to secure its email servers. ALTOSPAM combines 16 anti-spams technologies, 6 anti-viruses as well as other security services such as anti-relay, anti-scam, anti-phishing and protection against denial-of-service attacks. In addition, this externalized antispam and antivirus software ensures a very high availability of you email services. Altospam is a full-service corporate email protection, integrating multiple security levels for your emails. ALTOSPAM not only blocks most unwanted emails, but mostly its antispam software has been designed to minimize false positives.
    Starting Price: $7 per user per month
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    GreatHorn

    GreatHorn

    GreatHorn

    If your organization has shifted to a cloud-native email platform it’s time to reevaluate your email security to address today’s sophisticated zero-day attacks, and complex social engineering tactics like business email compromise and email account compromise. GreatHorn Cloud Email Security Platform changes the way you manage risk, layering sophisticated detection of polymorphic phishing threats with user engagement and integrated incident response, allowing your organization to address advanced threats at the moment risk enters your environment. No changes to mail routing or MX records, 5 minute deployment, and out-of-the-box default policies give you the immediate protection you require. Using artificial intelligence and machine learning, accurately identify risk areas, threat patterns, and zero-day phishing attacks to reduce response time. Continuous engagement helps train end users at the moment a potential phish enters their inbox.
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    Checkpoint Anti-Spam and Email Security

    Checkpoint Anti-Spam and Email Security

    Check Point Software Technologies

    Check Point Anti-Spam & Email Security provides comprehensive protection for messaging infrastructure. A multidimensional approach protects email infrastructure, provides highly accurate anti-spam coverage and defends organizations from a wide variety of virus and malware threats delivered within email. Comprehensive email security with 97% spam detection. Advanced anti-spam protection, including content-based and via IP reputation. Offers antivirus protection with both zero-hour and signature-based detection. Email IPS protection against Denial of Service (DoS), buffer over-flow attacks. Simplified configuration and management of mail security. Simple configuration with low management-overhead. Full user control with no user installation required. Real-time detection and updates provide immediate protection from outbreaks. Integrated into the Check Point Infinity Architecture. Activate Anti-spam and email security on any check point security gateway.
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    Symantec Email Security.cloud
    Safeguard Microsoft Office 365, Google G Suite, and on-premises email with the industry’s most complete email security solution. Insulate users from spear phishing, credential theft and ransomware attacks by using Email Threat Isolation. Prevent insidious email threats such as spear phishing, ransomware, business email compromise and email spam. Stop spear phishing emails with multiple layers of protection, threat isolation, spam filtering, advanced security email analytics, built-in user awareness, education tools, and more. Block the latest ransomware with content defense, sandboxing, and link protection technologies that detect emerging, stealthy, and zero-day attacks. Defeat business email compromise with impersonation protection, sender authentication enforcement and brand protection controls. Protect your brand reputation by using automation to solve the practical issues of enforcing sender authentication (DMARC, DKIM and SPF) with Symantec Email Fraud Protection.
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    OpenText Core Email Threat Protection
    OpenText Core Email Threat Protection safeguards inbound, outbound, and internal email by blocking phishing, ransomware, impersonation, and business email compromise attacks. The platform uses multilayered filtering, AI-driven detection, and advanced link and attachment analysis to stop threats before they reach users. It automatically rewrites and scans links at click-time, sandboxes suspicious attachments, and retracts malicious messages already delivered to Microsoft 365 inboxes. Internal user-to-user emails receive the same high-level protection, reducing the risk of lateral movement and compromised accounts. The intuitive dashboard and simple deployment process make it easy for teams to manage security policies, monitor activity, and ensure compliance. Backed by 24/7 threat analyst support, OpenText Core Email Threat Protection helps organizations operate with confidence in today’s complex cybersecurity landscape.
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    INKY

    INKY

    INKY Technology

    INKY is an award-winning cloud-based email protection software. It blocks spam, malware, and most importantly — it protects businesses from phishing attacks like no other email security solution can. INKY uses domain-specific machine learning and computer vision to identify and block zero-day phishing emails that get through legacy email systems. Warning banners directly in the email offer guidance for suspicious emails. Integrates into Office 365 organization-wide within minutes. Safe/Unusual/Malicious warnings let users know how to treat the email. Our advanced dashboard gives you complete visibility and tracking into the threats being blocked. INKY’s email protection software places user-friendly warnings directly into the email, offering specific guidance to both protect and educate your users. Safe/Unusual/Malicious warnings with details guide the user to take a closer look or proceed cautiously. One of our clients’ favorite features is the ability to Report an Email with a click.
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    Comodo Dome Antispam
    Secure Email Gateway is an enterprise anti-spam and threat prevention system that uses a sophisticated array of spam filters, anti-virus scanners and content analysis engines to prevent unsolicited mail from ever entering your network. Security needs differ from employee to employee. You may want to apply different security levels to different employees such as from finance or sales departments. Dome Anti-spam gives you the freedom to define different types of profiles with different security features and restrictions. Containment protects from the newest forms of ransomware, zero-malware, and other advanced threats. The Valkyrie file verdict system analyzes unknown files. Users are free to open, execute and use the attachments with ZERO risk of infection. Comodo's unique containment technology ensures that risks are fully contained before reaching the end point, so there is no risk of infection, even from the newest malware.
    Starting Price: $4.00/one-time/user
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    Smartlockr

    Smartlockr

    Smartlockr

    Smartlockr is a people-centric data security platform to easily enable secure email and file sharing for an entire organization. Smartlockr prevents data leaks by keeping user-friendliness in mind with everything we do. By eliminating the human error, we ensure your workforce is your strongest asset in preventing data leaks. Smartlockr can be customized for each organization, so that every employee can continue to work with the (email) systems they are used to. Smartlockr can be used with almost every operating system and device. It is available as a plug-in for Microsoft 365 (Outlook), it can be integrated into existing systems and an SMTP relay service can be used too. Even a combination is possible if required. Smartlockr can also be used to securely send and receive large files of up to 5 TB. Smartlockr is compliant with all privacy regulations and security standards like GDPR, ISO, NTA 7516.
    Starting Price: €0.42 / month / user
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    ESET PROTECT Mail Plus
    Additional layer of security to stop threats from ever reaching users in the network. Designed to protect email communication, the most vulnerable vector. ESET features a true 64-bit product that allows for clustering to ensure that speed is never a concern for organizations of any size. ESET Mail Security solutions use in-house developed anti-spam, anti-phishing and host server protection, combining machine learning, big data and human expertise into one award-winning mail security platform. Helps eliminate unsolicited emails and targeted attacks, allowing employees to focus on their job and ensure business continuity. Users are constantly targeted via phishing campaigns that may contain other malicious components. A single user will not be efficient due to having to sift through whether emails are legitimate or not. Emails are automatically provided to users about their spam emails that were quarantined.
    Starting Price: $132 per 5 devices per year
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    Datto SaaS Protection

    Datto SaaS Protection

    Datto, a Kaseya company

    Reliably and securely backup Microsoft 365 and Google Workspace (formerly G Suite) to ensure critical programs used for business, email and docs are protected from every day downtime events and cyber threats. Datto SaaS Protection is a cloud-to-cloud backup solution built exclusively for MSPs, protecting thousands of businesses today. Datto SaaS Protection offers comprehensive backup, recovery and overall cyber resiliency for critical cloud data that lives in Microsoft 365 and Google Workspace applications. Protect against permanent data loss and recover from ransomware or user-error quickly with one-click restore. Get new clients up and running fast with streamlined onboarding and manage client backups from a single pane of glass. Discounts are applied to the total licenses sold across all of your clients, meaning that, the more you sell, the more you’ll make. Meet business continuity, compliance, and security requirements beyond Microsoft 365 and Google Workspace.
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    Sentry Email Defense Service
    Sentry Email Defense Service (Sentry EDS) Provides Ultimate Protection For Your Business From Phishing, Spam, Virus, Ransomware, DDoS Attack And Other Email-Borne Threats. Immediately available to use by simply changing the MX record. We guarantee 100% of anti-virus and 99% of anti-spam protection. Highly flexible and customizable email rules. Status of outbound email is available in real-time. Showing email policy triggered and delivery log of each email. A copy of email is retained for compliance and e-discovery. Emails can be routed to different mail servers based on pre-defined rules. No loss of email even if your email server is down.
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    URIports

    URIports

    URIports BV

    Utilize the free built-in capabilities of mail servers and your site visitors' browsers to quickly identify and resolve security, content and connectivity issues with your domain, without having to install additional scripts or software. URIports is an advanced unified tool to monitor web and mail server security and configuration. URIports is the result of our decades of experience in online coding, monitoring, and security. When the system is configured, we receive reports from your site visitors’ browsers and mail servers. We process all these reports and provide you with insights into what's happening. Get clear, real-time insights into the performance of your website. Monitor violations, network errors, certificate issues, deprecated code, and more! Monitor your SPF and DKIM alignment and prevent unauthorized use of your email domain to protect people from spam, fraud, and phishing.
    Starting Price: $1 per month
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    SecureAge Security Suite
    Harnessing the power of SecureData encryption technology, all your enterprise Data is protected 100% of the time with real world usability. Welcome to a seamless and non-intrusive solution for the way we work. Protection is only effective when it’s applied at the most granular level, everywhere, and all of the time. This means your Data – whether it’s on your endpoints, in your cloud service, or even with others as email. The SecureAge Security Suite offers a complete and proven solution for everyday enterprise security needs. Through time-tested technology and design, the SecureAge Security Suite achieves Data protection with a careful balance of 100% Data security, application integrity, and real-world usability. No solution works without accounting for the human element and our approach is to remove it completely. Inherent and invisible by design, our solution allows employees to work as they normally would without even thinking about cybersecurity.