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# Cyrus IMAP 2.5.6 Release Notes

Important

This is a bug-fix release in the stable 2.5 series.

Refer to the Cyrus IMAP 2.5.0 Release Notes for important information about the 2.5 series, including upgrading instructions.

Download via HTTP:

> - http://www.cyrusimap.org/releases/cyrus-imapd-2.5.6.tar.gz
> - http://www.cyrusimap.org/releases/cyrus-imapd-2.5.6.tar.gz.sig

Download via FTP:

> - ftp://ftp.cyrusimap.org/cyrus-imapd/cyrus-imapd-2.5.6.tar.gz
> - ftp://ftp.cyrusimap.org/cyrus-imapd/cyrus-imapd-2.5.6.tar.gz.sig

## Changes Since 2.5.5

### New imapd.conf options

- tls_required (default: 0). Set this to 1 to require a TLS session for ALL authentications, not just plain ones (thanks Carlos Velasco)

### New cyradm options

- –tlskey keyfile: use certificate with keyfile to authenticate with server
- –notls: disable StartTLS negotiation
- –cafile cacertfile: Use CA certificate file to validate server certificate
- –cadir cacertdirectory: Use CA certificate directory to validate server certificate

Thanks Leena Heino and Carlos Velasco

### Bug fixes

- Fixed: cyr_synclog checks its arguments more strictly to avoid producing junk sync loc entries
- Fixed: reconstruct no longer segfaults on failure on Solaris 10 (thanks Marty Lee)
- Fixed: cyradm metadata implementation cleaned up and output made consistent (thanks Leena Heino)
- Fixed: timsieved no longer discloses name/version if ServerInfo is Off or Min (thanks Carlos Velasco)