Ubuntu 12.04 Precise backports

Apache 2.2 with PFS (ECDHE)

https://launchpad.net/~jonathan00/+archive/ubuntu/apache2/+packages

Apache 2.4

https://launchpad.net/~ondrej/+archive/ubuntu/php5/

HowTo: http://www.ivankrizsan.se/2014/07/17/upgrading-apache-http-server-2-2-to-2-4-on-ubuntu-12-04/

mod_auth_imap

via https://code.google.com/p/mod-auth-external/

checkpasswd-imap was on http://www.namazustudios.com/blog/checkpasswd-imap-a-mod_authnz_external-style-password-checker/ (but now 404 page not found) But Source still on http://www.namazustudios.com/files/checkpasswd-imap.tar.bz2 Datei:Checkpasswd-imap.tar.bz2

or maybe https://github.com/halhen/techsperiments/tree/master/imapauth

PHP 5.4/5.5

https://launchpad.net/~ondrej/+archive/ubuntu/php5-oldstable/

DoveCot 2.2

https://launchpad.net/~malte.swart/+archive/ubuntu/dovecot-2.2/

or http://xi.rename-it.nl/debian/dists/stable-auto/dovecot-2.2/