Main copy is located here. It may contain newer information.

SASL servers here

SASL clients here


ISP Name SMTP POP3 IMAP4 IMSP/ACAP LDAP Comments
Aol.com ? ? * ? ? * - Non standard mechanism that passes special credential as password in IMAP LOGIN command
Apple's mac.com PLAIN,
LOGIN		 - PLAIN,
EXTERNAL		 ? ? TLS is supported for SMTP, POP3 and IMAP4
Pipex.com - - - ? ? Use Postfix MTA and Cyrus POP/IMAP server
Blueyonder (blueyonder.co.uk) - - N/A ? ? Seems to be using Exchange server
***APOP and KPOP are not SASL mechanisms, they are listed only for completenes***

If you want to add/update information, send the author an email

Table of contents for IETF standard related pages

List composed by Alexey Melnikov. Feel free to send him updates/additions/comments to this list.
Information published on this page is for developers use only. It is prohibited to use this information for commercial purposes.
There is no guaranty that information on this page is accurate and/or up-to-date.

Last updated 09 July 2003

Thank you to all people who sent me updates