Roundcube Mail normally checks your authentication by obtaining a loginID and password, and trying to use them to authenticate (as you) to the IMAP server. If you have another credential you may specify it here. If you normally use a particular type of credential you may bookmark these links, to bypass this page.
|Working, requires Kerberos ticket for host domain, falls back to pseudo-basic authentication.
|Working, requires certificate issued by Mathnet's Certificate Authority.
|Working, requires loginID and password.
|Roundcube normal login page, requires loginID and password.