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3 articles
Stalwart or Zimbra? A security-focused comparison of architecture, exploitation history, licensing and cost, with a clear verdict on which self-hosted mail server to run in 2026.
8 min read
Learn the purpose of common email server ports, including SMTP 25, 465, 587, IMAP 143 and 993, POP3 110 and 995, and essential email security practices.
9 min read
Zimbra accounts have six statuses that decide whether a user can log in and whether mail is delivered, queued or bounced. Here is each one, with the commands to manage them.
3 min read Updated
