Matthieu Hallouin free wrote: > hi, > is it possible to authenticate users by certificate ? > thanks If you mean by TLS client certificate, yes. The client must present the certificate to the server with the user's credentials, and then authenticate using the 'EXTERNAL' SASL mechanism. -- Kenneth Murchison Systems Programmer Project Cyrus Developer/Maintainer Carnegie Mellon University ---- Cyrus Home Page: http://cyrusimap.web.cmu.edu/ Cyrus Wiki/FAQ: http://cyrusimap.web.cmu.edu/twiki List Archives/Info: http://asg.web.cmu.edu/cyrus/mailing-list.html