Articles by tag: smtp

Postfix DKIM Docker: send-only server setup

Step-by-step guide to deploying Postfix with DKIM in Docker on Ubuntu. Authorization, TLS, SPF. Deliverability testing. For middle/senior devs. Start deploying your own mailer without relay services.

Email: technical basics of SMTP, IMAP for developers

Learn how SMTP and IMAP protocols work, Inbox Zero methods and correspondence optimization for IT specialists. Read a detailed analysis.