smtptrapd

smtptrapd is a multi-threaded daemon written in C that provides a RFC 2821 compliant SMTP service that always returns a 4xx soft error to the RCPT TO verb. It can be deployed as a secondary MX to reduce the amount of inbound spam.

Project Activity

See All Activity >

License

GNU General Public License version 2.0 (GPLv2)

Follow smtptrapd

smtptrapd Web Site

Other Useful Business Software

Fully Managed MySQL, PostgreSQL, and SQL Server

Automatic backups, patching, replication, and failover. Focus on your app, not your database.

Cloud SQL handles your database ops end to end, so you can focus on your app.

Start Free

Rate This Project

User Reviews

Be the first to post a review of smtptrapd!

Additional Project Details

Intended Audience

System Administrators, Telecommunications Industry

User Interface

Non-interactive (Daemon)

Registered

2008-05-20

Similar Business Software

NeoCertified Secure Email

NeoCertified protects sensitive information through our secure email application across our versatile Cloud-based platform on any web browser, through Microsoft Office 365/Outlook plug-ins, and Gmail integration. iPhone + Android mobile apps are also available directly on your mobile...

See Software
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...

See Software
Barracuda Email Security Gateway

With the Barracuda Email Security Gateway, protecting against inbound malware, spam, phishing, and Denial of Service attacks ensures that business productivity isn’t impacted by attacks through the email system. Powerful and customizable policies enable further enforcement of detailed...

See Software
Zoho Mail

Secure email hosting for your business. Host your business email on a secure, encrypted, privacy-guaranteed, and ad-free email service. Zoho Mail's data centers have top-notch security and surveillance, with a reliable 99.9% uptime. Benefit from secure email hosting that supports encryption both...

See Software
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...

See Software
LuxSci

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...

See Software