Exim 4.100 Mail Server Update Released

The latest release of the mail server Exim 4.100 has been published, incorporating accumulated fixes and new features. Exim is a project written in C language and distributed under the GPLv2+ license.

Some basic changes in this release include:

  • Added “psl” and “regdom” options for searching the Public Suffix List (PSL) and the database of registered domain names, which include typical subdomains allocated to different users.
  • Experimental built-in support for the DMARC technology has been implemented to protect against sending messages on behalf of foreign domains.
  • New log selectors have been added to control how the results of email authentication checks using SPF, DMARC, and DSN technologies are reflected in logs.
  • A command line option has been added to display a list of installed dynamically loaded modules.
  • New debugging channels have been added for analyzing the process of starting a mail server.
  • The exiwhat utility now displays statistics about the activity of background processes.
  • A new setting has been added to specify the character encoding in the “Content-type:” header of emails about message delivery problems.
  • An event for the start of the message delivery process has been implemented.
  • An option has been added to set the Delivery Status Notification (DSN) extension parameters when sending messages from the command line.
  • In the local_parts option and ACL, the use of “*?” masks to cover the minimum number of characters possible is now allowed.
  • The “queue_run_order” option has been added to specify the order in which elements of the queue of sent messages are processed.
  • Variable expansion is now allowed in message redirection rules.
  • Variable expansion is also allowed in the “protocol” option specified when setting up the SMTP transport.
  • Support for analyzing the body of the message has been added in the Sieve filters.
  • The tls_eccurve option now allows for specifying a list of elliptic curve groups.
/Reports, release notes, official announcements.