The release of the Exim mail server 4.93 has taken place, incorporating the results of work done over the past 10 months.
New features:
- New variables $tls_in_cipher_std and $tls_out_cipher_std have been added, containing the names of cipher suites corresponding to the names in the RFC.
- New flags for managing the logging of message identifiers have been added (set via the log_selector setting): "msg_id" (enabled by default) with the message identifier, and "msg_id_created" with the identifier generated for a new message.
- Support for the "case_insensitive" option has been added to the "verify=not_blind" mode for ignoring character case during checks.
- An experimental option EXPERIMENTAL_TLS_RESUME has been introduced, enabling the resumption of previously interrupted TLS connections.
- The exim_version option has been added to override the version number string displayed in various places and passed through the $exim_version and $version_number variables.
- Variants of the operator ${sha2_N:} have been added for N=256, 384, 512.
- The variables "$r_…" have been implemented, set from routing options and available for use during routing decisions and transport selection.
- Support for IPv6 has been added in SPF lookup queries.
- When performing checks via DKIM, the ability to filter by key types and hashes has been added.
According to the results of the studies The popularity of Exim is nearly twice that of Postfix.
Source: linux.org.ru
