text_combined: jona joachim bpawhclclublu hi mail server enforces tls encrypted smtp auth users id like add client identified via password authentication via fingerprint certificate read lot docs think got right somehow server doesnt want accept certificate self signed certificate openssl trouble verifying spaceman sudo openssl verify cafile etcmailcertspacecacrt etcmailcertspacemancrt password etcmailcertspacemancrt ok server copy spacecacrt capath fingerprint certificate spaceman openssl x509 fingerprint md5 noout etcmailcertspacemancrt md5 fingerprint339049d21f7023be4718d68febbf7ae4 got working ill generate another one client side sendmail configured typical msp setup httpwwwhclclublujajstuffmailsubmitmc configuration postfix server httpwwwhclclublujajstuffmailmaincf along contents relay_clientcerts httpwwwhclclublujajstuffmailrelay_clientcerts verbose session logged server httpwwwhclclublujajstuffmailspaceman_session help appreciated best regards jona thu 07 aug 2008 014746 0000 certificate based authentication certificate identified