An e-mail quarantine with open source software - Using amavis, qpsmtpd and MariaDB for e-mail filtering

Abstract

Filtering e-mails for security reasons is a common procedure. At DESY e-mails with suspicious content are quarantained, users are notified and may request delivery of those e-mails. DESY is in the process of shifting from a commercial product to a quarantine solution made of open source and self-made software. This solution will be presented in context with DESY's e-mail infrastructure