Best Mainframe Security Solutions for Startups
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Compare the Top Mainframe Security Solutions for Startups as of May 2026
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What are Mainframe Security Solutions for Startups?
Mainframe security solutions provide specialized tools to protect large-scale mainframe systems, which are often used by enterprises for critical business operations and data processing. These solutions offer features such as access control, encryption, identity management, and real-time monitoring to safeguard sensitive data and ensure only authorized users can access the system. They help prevent insider threats, external cyberattacks, and data breaches by enforcing strict security policies and auditing system activity. Mainframe security solutions also support compliance with industry regulations by providing detailed logging and reporting of security events. Ultimately, they enhance the overall security and reliability of mainframe environments, ensuring the protection of mission-critical data and applications. Compare and read user reviews of the best Mainframe Security solutions for Startups currently available using the table below. This list is updated regularly.
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IBM QRadar SIEM
IBM
Market-leading SIEM built to outpace the adversary with speed, scale and accuracy As digital threats loom large and cyber adversaries grow increasingly sophisticated, the roles of SOC analysts are more critical than ever. Going beyond threat detection and response, QRadar SIEM enables security teams face today’s threats proactively with advanced AI, powerful threat intelligence, and access to cutting-edge content to maximize analyst potential. Whether you need cloud-native architecture built for hybrid scale and speed or a solution to complement your on-premises infrastructure, IBM can provide you with a SIEM to meet your needs. Experience the power of IBM enterprise-grade AI designed to amplify the efficiency and expertise of every security team. With QRadar SIEM, analysts can reduce repetitive manual tasks like case creation and risk prioritization to focus on critical investigation and remediation efforts. -
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CyberArk Privileged Access Manager
CyberArk
Keep your business safe by preventing the malicious use of privileged accounts and credentials – a common path to an organization’s most valuable assets. The CyberArk PAM as a Service solution leverages leading automation technologies to protect your business as it grows. Attackers never stop seeking ways in. Manage privileged access to minimize risk. Prevent credential exposure and keep critical assets from falling into the wrong hands. Maintain compliance with recorded key events and tamper-resistant audits. Privileged Access Manager easily integrates with a host of applications, platforms and automation tools. -
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BMC Compuware Application Audit
BMC Software
BMC Compuware Application Audit enables security and compliance teams to easily capture start-to-finish mainframe user behavior in real time, including all successful logins, session keyboard commands and menu selections, and specific data viewed without making any changes to mainframe applications. Application Audit enables enterprises to capture all relevant data about user access and behavior on the mainframe to mitigate cybersecurity risks and fulfill compliance mandates. Get deep insight into user behavior including data viewed, by whom, and which applications were used to access it. Deliver the granular intelligence and reporting needed to comply with regulations such as HIPAA, GDPR, the Australian NDB scheme, as well as company security policies. Separate the system administrator’s duties from the responsibilities of auditors with a web UI, so that no single person is in a position to engage in malicious activities without detection. -
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IBM Verify
IBM
Infuse cloud IAM with deep context for risk-based authentication to enable frictionless, secure access for your consumers and workforce. As organizations modernize hybrid multi cloud environments using a zero-trust strategy, identity and access management can no longer remain siloed. In a cloud environment, you need to develop cloud IAM strategies that use deep context to automate risk protection and continuously authenticate any user to any resource. Your journey should match your business requirements. Maintain existing investments and protect on-premises applications as you design and customize the right cloud IAM architecture to either replace or complement your infrastructure. Your users want one-click access from any device to any application. Onboard new federated applications to single sign-on (SSO), embed modern multi-factor authentication (MFA) methods, simplify logistics and give developers consumable APIs. -
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UKM Universal SSH Key Manager
Software Diversified Services
UKM discovers, remediates, and manages SSH user keys without interrupting business systems or impeding workflow. UKM finds and tracks existing keys, verifies trusted connections, renews authorizations, and removes inactive keys as needed. No changes to processes, no guessing about compliance. And it cuts costs along the way. UKM is the solution for any size business that is concerned about managing and safeguarding the secure shell environment. UKM automatically traces SSH key usage and updates authorizations while detecting and removing potentially dangerous, unused keys. All without disrupting operations. Eliminate all the overhead costs related to SSH keys by centralizing oversight and automating administration. Savings can reach millions of dollars per year. While SSH is the gold standard for securing data transfers, improperly managed SSH keys represent a significant security risk. UKM solves this issue and assures compliance. -
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SDS IronSphere
Software Diversified Services
This continuous monitoring solution can further strengthen even the most secure mainframe. SDS IronSphere for z/OS also provides assistance, while complying with, standards that U.S. agencies are required to follow. Automatic z/OS STIG compliance monitoring is a major highlight, but IronSphere offers many more security compliance features for the mainframe. This tool was created by mainframe penetration testers and compliance-minded, security experts. Due to their experience in the field, IronSphere for z/OS follows the guidelines that play integral roles in the framework of security compliance mandates and are required to be followed within certain sectors. This solution automatically and continuously identifies system risks and then delivers easy-to-follow remediation steps as part of the assessment results. In addition, results are kept within the tool, proving to compliance auditors that you’ve been continuously monitoring your z/OS system and adhering to ISCM and RMF protocols. -
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Tectia
SSH Communications Security
We are a cybersecurity company dedicated to safeguarding mission-critical data in transit, in use, and at rest for leading organizations around the world. Assess your SSH key estate and related SSH key risks with our self-service tool SSHerlock. SSHerlock is an SSH key and post-quantum resilience discovery and audit self-service tool and can be used free of charge. Passwordless authentication, operational technology (OT) security, defensive cybersecurity, and more. What are the top trends that will shape cybersecurity in the upcoming year? PrivX is perfect for securing, managing and tracking superuser and power user access in the hybrid cloud - by also eliminating risky privileged passwords from critical infrastructures. UKM Zero Trust manages and automates the lifecycle of millions of encryption keys for risk mitigation and audit success - also by making access keyless. Software-based NQX features matchless performance and security. -
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SDS E-Business Server
Software Diversified Services
SDS is now distributing, supporting, and actively developing new features for the proven E-Business Server, the authentic OpenPGP encryption tool originally developed by cryptography pioneer Phil Zimmerman. Using OpenPGP encryption technology and versatile APIs, SDS E-Business Server offers strong encryption that integrates with the widest range of applications and platforms, including the mainframe. E-Business Server is designed for companies that require the highest levels of protection for data stored internally, transmitted within the organization, and distributed beyond its firewalls. Today’s data security mandates are complex but critical. Gain compliance with GDPR and other required standards with unbreakable signature creation and reliable authentication. E-Business Server dramatically reduces file sizes, bandwidth consumption, processing time, and disk space to keep resources under control. -
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BMC AMI Security
BMC Software
Suspicious and known malicious actions are automatically halted before your systems are compromised. Real-time visibility for security responders and your operations team to rapidly close the window of opportunity for attackers. Data is correlated across multiple systems and translated into common security terms for clarity and context. Out-of-the-box scorecards help improve adherence to HIPAA, PCI DSS, and GDPR. Automated security scans tailored by security experts uncover and halt threats before a compromise occurs. Reports crafted by experts help you address risks by informing you of threat events, suspicious activity and regulatory compliance risks. Policy scanning based on real-world penetration tests uncovers configuration vulnerabilities before they are exploited. -
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Auditor for z/OS
Broadcom
Broadcom Auditor for z/OS is a comprehensive cybersecurity and compliance solution designed to help organizations identify and control security risks within mainframe environments. The platform automates technical audits of z/OS systems, reducing the complexity and time required to review operating system security. It helps businesses detect integrity exposures caused by system errors, maintenance issues, and improper customizations. Auditor for z/OS provides detailed visibility into hardware and software configurations to support stronger compliance and risk management practices. The solution also monitors file usage to help maintain the integrity of critical system files and operational processes. By delivering automated audit capabilities and actionable security insights, Broadcom helps enterprises strengthen the protection of their mission-critical mainframe infrastructure. -
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Broadcom Mainframe Security Insights Platform is a cybersecurity solution designed to help organizations assess and improve the security posture of their mainframe environments. The platform collects, aggregates, and analyzes security data to identify threats, reduce risks, and support ongoing remediation efforts. It automates security-related tasks that would otherwise require extensive manual data collection and analysis. Mainframe Security Insights Platform integrates with enterprise SOC and SIEM tools to provide a centralized view of security activity across hybrid IT environments. The solution helps organizations connect mainframe security operations with broader enterprise and cloud-based security strategies. By delivering continuous visibility and automated insights, Broadcom enables businesses to maintain a more secure and trusted mainframe infrastructure.
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Broadcom Compliance Event Manager
Broadcom
Broadcom Compliance Event Manager is a mainframe cybersecurity and compliance solution designed to simplify regulatory compliance and strengthen continuous security monitoring. The platform helps organizations monitor critical z/OS system settings, security controls, and software activity in real time to detect suspicious behavior and potential threats. It provides continuous monitoring capabilities for mainframe environments using ACF2, Top Secret, and IBM RACF security systems. Compliance Event Manager also integrates with SIEM platforms and SOC teams by forwarding security event notifications for centralized analysis and response. The solution supports auditing and forensic investigations by archiving detailed activity records and providing deeper visibility into enterprise risk posture. By automating compliance management and delivering real-time security insights, Broadcom helps businesses reduce risk and protect mission-critical data. -
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zSecure Admin
IBM
zSecure Admin enables you to automate time-consuming IT security management tasks by quickly identifying, analyzing, and preventing problems in IBM RACF. You can also monitor privileged users to help ensure old accounts are properly deleted and products have been integrated appropriately. zSecure Admin integrates smoothly with zSecure Audit for end-to-end monitoring and remediation. zSecure Admin can administer multiple systems with a single application interface. You can compare profiles, efficiently merge security rules from different databases, or rename IDs within the same database. When merging profiles from different databases, zSecure Admin performs extensive consistency checks and reports potential conflicts before generating commands, helping ease the burden of consolidation efforts ad compliance automation. -
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Cleanup for z/OS
Broadcom
Broadcom Cleanup for z/OS is a mainframe security solution designed to automate the cleanup and management of security files within z/OS environments. The platform continuously monitors mainframe identities and entitlements to identify unused or outdated access rights that may create security risks. It helps organizations maintain stronger compliance with regulations related to information security, privacy, and data protection. Cleanup for z/OS reduces administrative overhead by removing obsolete user IDs and unnecessary security definitions from the system. The solution improves security recertification processes by tracking active and inactive access across users and applications. By automating continuous monitoring and cleanup tasks, Broadcom helps enterprises strengthen security controls while improving mainframe performance and operational efficiency. -
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Precisely Ironstream
Precisely
Integrate mainframe and IBM i systems into leading IT analytics and operations platforms for an enterprise-wide view to support your digital business. In today’s digital, always-on world, IT is arguably the most important department across your organization. A single security breach or service outage can bring your business to a standstill. But knowing what’s happening across an increasingly complex landscape of infrastructure and apps, and resolving issues before they impact the business, is a daunting task. The good news is that there are several platforms to help you monitor IT security and operations across the enterprise in real-time, and take action fast. The challenge, however, is that mainframe or IBM i systems aren’t natively supported by these modern tools. So, if you rely on these critical servers to run your business and you’re managing them in isolation, you have a dangerous blind spot. -
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The IBM® zSecure Suite adds layers of security assurance, including audits, alerts, administration, reporting and authentication, that enhance the security and risk management in IBM Z® hardware, software, virtualization, and standard external security managers (ESMs) such as IBM RACF, CA ACF2, and CA Top Secret. The zSecure Suite automates security administrative tasks to help increase efficiency and reduce errors, detects internal and external threats, issues real-time alerts, and monitors compliance. Automates security administrative tasks to help increase efficiency and reduce errors. Effective identity governance can help enforce compliance management of regulations and standards. Detect threats, issue real-time alerts, and monitory compliance such as pervasive encryption utilization for GDPR. Secure strong authentication to strengthen user controls with integration for easy administration.
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IBM Guardium Data Protection supports a zero trust approach to security. It discovers and classifies sensitive data from across the enterprise, providing real-time data activity monitoring and advanced user behavior analytics to help discover unusual activity around sensitive data. Guardium Data Protection is built on a scalable architecture, which provides full visibility into structured, semi-structured and unstructured data activity across all major data repositories—stored on-premises, in private and public cloud and in containers. Using a single interface, you can set access policies, monitor user access to protected data and discover, investigate and remediate vulnerabilities and threats as they occur in real time across your data environment.
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V:M Secure for z/VM
Broadcom
A comprehensive security and directory management system for z/VM. It’s designed to help you minimize risk by establishing rigid safeguards and controlling access to z/VM and Linux on System z guest resources. V:M Secure for z/VM helps prevent inadvertent security exposures by automatically maintaining synchronization between the z/VM user directory and your security rules. It helps make it easier to enforce IT-wide security practices automatically, identify security offenders, and produce complete security reports and audit listings. Control over access to all system resources. Delegation of disk space management and automated direct access storage device (DASD) relocation. Minimize security risk of z/VM environment by enforcing rigid safeguards. Provide flexible access to z/VM resources and Linux on System z guests. Simplify management across disparate IT exposure points ranging from user access to resource, data, and system audit assets. -
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Trusted Access Manager for Z
Broadcom
Reduce the risk of insider threats, from malicious attacks to inadvertent threats. Trusted Access Manager for Z helps deliver trusted systems and improve business efficiency through comprehensive privileged access management for your mainframe. By eliminating the need for shared credentials, working with existing tools, and producing forensics on all privileged user activity, you stay in complete control over vital mainframe data. Restrict users who have access to a privileged state and timebox the elevation duration to reduce the risk of insider threats. Simplify auditing by eliminating privileged credential sharing and maintaining a complete line of sight into individual privileged user activities. Maintain complete control of when users have access to the most sensitive data in the business, to deliver trusted systems and operate efficiently. Transform your company and build your career with Broadcom training, certifications, and resources. -
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Tape Encryption
Broadcom
Designed to be an innovative, flexible, easily implemented, and comprehensive z/OS tape encryption solution. It helps ensure that your data is protected from breaches, even if your tapes fall into the wrong hands. Tape Encryption helps you safeguard your sensitive data and automate full lifecycle key management. And it can be implemented without the need to purchase expensive and complex hardware. With this mainframe solution, you can take steps to shield your company from fines, costly corrective processes, and the negative publicity that can occur when personal and business-critical data are compromised. Tape Encryption helps you implement your security strategy while containing costs. Protect against data breaches and the inherent potential for loss of revenue and negative press. Offers an automated solution to key management that exploits other Broadcom facilities to deliver optimum performance and limit processor overhead. -
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TPX Session Management for z/OS
Broadcom
Support the unique organizational specifications and session manager requirements within an enterprise. TPX Session Management for z/OS solves the problem of repeatedly logging in and out of your various applications connected to a VTAM network by enabling you to securely access and navigate between all the applications from a single menu. Securely grants authenticated access to dynamically built application menus. Supports multiple departmentalized requirements through customization of different users. Delivers enhanced performance and usability through data compression, simplified administration, and a single point of control, enabling commands and responses to be passed between instances. Transform your company and build your career with Broadcom training, certifications, and resources. Your hub for creating seamless integrations that tap into the full capabilities of mainframe services. -
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ACF2
Broadcom
Reliable, scalable security and streamlined administration for your mainframe. The success of businesses today depends on a reliable, comprehensive, and efficient security infrastructure. Businesses need access to their mainframe databases but without the stress of security concerns. And consumers only trust businesses that protect their personal information. ACF2 provides comprehensive security for your valuable information assets, enabling your business to fully realize the mainframe's reliability, scalability, and cost-effectiveness. ACF2 Supports multi-factor advanced authentication with ACF2 for z/OS and, with ACF2 for Db2 for z/OS, provides the ability to externalize security for IBM Db2 without the need for an exit. Out-of-the-box identity and access management, logging, and audit reporting. Provides complete cybersecurity for your valuable information assets, enabling your business to fully realize the mainframe's reliability, scalability, and cost-effectiveness. -
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Top Secret
Broadcom
The success of today’s business strategies depends on a reliable, comprehensive, and cost-effective security infrastructure. Businesses need access to their mainframe databases but without the stress of security concerns. Consumers will only trust businesses that protect their personal information. Top Secret provides comprehensive security for your valuable information assets, enabling your business to fully realize the mainframe's reliability, scalability, and efficiency. Get out-of-the-box identity and access management, logging, and audit reporting. Get comprehensive cybersecurity for your valuable information assets, enabling your business to fully realize the mainframe's reliability, scalability, and cost-effectiveness. Get a flexible configuration mechanism that monitors and adjusts your security policies and accommodates virtually all organizational structures. -
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IBM RACF for z/OS enables the protection of your mainframe resources by making access control decisions through resource managers. Granting access to only authorized users keeps your data safe and secure. RACF authenticates users with a password, password phrase, digital certificate, Kerberos ticket, or a PassTicket. Protect your mainframe resources with tools that manage and control access to valuable z/OS data. RACF retains information about your users, resources, and access authorities in its database. This database determines access to protected mainframe system resources based on your security policy. RACF has logging and reporting functions that identify users who attempt to access the resource, either successfully or unsuccessfully. Detection of security exposures or threats is made possible by this feature. Through the RRSF, you have the capability to run most RACF commands on a node and a user ID different from the one you are logged on to.
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Mainframe systems are the foundation of trusted digital experiences for most of the world’s largest companies and organizations. However, passwords protecting critical users, data, and applications are a relatively simple point of attack for hackers to exploit because the passwords rely on user education and compliance for both implementation and control. By using a variety of methods, such as social engineering and phishing, criminals have exploited employees, partners, and general users to hack into even the most secure platforms. IBM Z MFA raises the level of assurance of your mission-critical systems with expanded authentication capabilities and options for a comprehensive, user-centered strategy that helps mitigate the risk of compromised passwords and system hacks. Our designers are also IBM Z MFA users. Across every new version, we incorporate their growing knowledge and expertise in real-world mainframe security scenarios.
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The IBM z/OS Authorized Code Scanner (zACS) is a priced feature of z/OS version 2 release 4 and above to help support clients in their efforts to strengthen the security posture of the z/OS. The scanner searches for potential vulnerabilities within the Authorized Program Facility (APF) code libraries. Basic & advanced levels of testing for PCs & SVCs. AC(1) parameter testing for batch and USS environments. Visual z/OSMF experience providing diagnostics for remediation. Feeds off z/OS recovery processing non-invasively. Designed to run on production systems. Can automatically capture dumps for problem analysis.
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IBM X-Force
IBM
X-Force can help you build and manage an integrated security program to protect your organization from global threats. With a deep understanding of how threat actors think, strategize, and strike, our team knows how to prevent, detect, respond to, and recover from incidents so that you can focus on business priorities. X-Force offensive and defensive services are underpinned by threat research, intelligence, and remediation services. The team is comprised of hackers, responders, researchers, and analysts, many of whom are world-renowned security thought leaders. Because X-Force operates in 170 countries, the team is by your side whenever and wherever you need them. X-Force can bring peace of mind to your security team because we are in the trenches preventing, responding to, and containing breaches when they happen, so you can withstand cyberattacks and continue business operations. -
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Crypto Analytics Tool (CAT) collects security-relevant information and helps build your cryptographic inventory. Through the graphical client, it is easy to analyze security information. Enterprise-wide overview of all z/OS cryptographic consuming LPARs from a single CAT monitor client. Offers a comprehensive data view of the cryptographic security of the system. Allows monitoring to ensure that keys and cryptographic functions are set up and protected, complying with best practices. Eases policy and compliance enforcement. Helps administrators understand weaknesses and gaps to prioritize improvements. Comprehensive overview of the cryptographic security of HSM, ICSF, and RACF of the system. Key data for better policy and compliance enforcement. Identify insecure keys and algorithms. Comparison of the current crypto state with the previous snapshot for error and problem determination or change control validation.
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Unified Key Orchestrator for IBM z/OS, formerly IBM Enterprise Key Management Foundation-Web Edition, is a key management software that centrally orchestrates and secures the lifecycle of encryption keys across your enterprise for both on-premises and multiple cloud environments, including IBM Cloud, AWS KMS, Azure Key Vault, and Google Cloud. Unified Key Orchestrator for z/OS (UKO for z/OS) can help your enterprise manage and move key management workloads across and between your on-premises and cloud environments, assisting with compliance and security. With UKO for z/OS, you can manage your encryption keys across your enterprise from a single, trusted user interface. Deployed as a z/OS software, UKO for z/OS enables you to orchestrate keys across all your IBM z/OS systems and multiple public clouds. It even extends support to key management for zKey on Linux® on IBM Z and IBM Security Guardium key lifecycle manager.
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IBM Hyper Protect Virtual Servers take advantage of IBM Secure Execution for Linux. It provides a confidential computing environment to protect sensitive data running in virtual servers and container runtimes by performing computation in a hardware-based, trusted execution environment (TEE). It is available on-premise as well as a managed offering in IBM Cloud. Securely build, deploy, and manage mission-critical applications for the hybrid multi-cloud with confidential computing on IBM Z and LinuxONE. Equip your developers with the capability to securely build their applications in a trusted environment with integrity. Enable admins to validate that applications originate from a trusted source via their own auditing processes. Give operations the ability to manage without accessing applications or their sensitive data. Protect your digital assets on a security-rich, tamper-proof Linux-based platform.
