Integrate Dovecot IMAP with (Free)IPA using Kerberos SSO

Dovecot can make use of Kerberos authentication and enjoying Single-Sign-On when checking emails via IMAP. This post shows you how you enable this feature. With IPA its rather simple to do so. First enroll your mail server to the IPA domain with ipa-client-install as described in various previously posted articles. Creating a Kerberos Service Priciple Ensure you have a Kerberos ticket as admin user ipa1:~# kinit admin Password for admin@EXAMPLE.COM: ipa1:~# ipa1:~# ipa service-add imap/mail.example.com --------------------------------------------- Added service "imap/mail.example.com@EXAMPLE.COM" --------------------------------------------- ....Read More