SuSE 9.0 postfix-2.0.14-41 postfix/smtp client refuses to use noplaintext AUTH methods. Plaintext LOGIN seems to work just well, see below. What am I missing? Are CRAM-MD5 and DIGEST-MD5 plaintext auth methods? Thanks, Lars Ellenberg smtp_sasl_security_options = noanonymous, noplaintext postfix/smtp: < IP[IP]: 220 [...] ESMTP [...] postfix/smtp: > IP[IP]: EHLO its.me postfix/smtp: < IP[IP]: 250-[...] postfix/smtp: < IP[IP]: 250-PIPELINING postfix/smtp: < IP[IP]: 250-SIZE postfix/smtp: < IP[IP]: 250-ETRN postfix/smtp: < IP[IP]: 250-AUTH LOGIN PLAIN ANONYMOUS CRAM-MD5 DIGEST-MD5 postfix/smtp: < IP[IP]: 250-AUTH=LOGIN PLAIN ANONYMOUS CRAM-MD5 DIGEST-MD5 postfix/smtp: < IP[IP]: 250-XVERP postfix/smtp: < IP[IP]: 250 8BITMIME postfix/smtp: server features: 0x2f size 0 postfix/smtp: maps_find: smtp_sasl_passwd: hash:/etc/postfix/saslpass: \ [IP] = lars:secret postfix/smtp: smtp_sasl_passwd_lookup: host `IP' user `lars' pass `secret` postfix/smtp: starting new SASL client postfix/smtp: name_mask: noanonymous postfix/smtp: name_mask: noplaintext postfix/smtp: smtp_sasl_authenticate: IP[IP]: SASL mechanisms \ LOGIN PLAIN ANONYMOUS CRAM-MD5 DIGEST-MD5 postfix/smtp: warning: SASL authentication failure: No worthy mechs found postfix/smtp: connect to subsystem private/defer Doh. smtp_sasl_security_options = noanonymous [...] postfix/smtp: starting new SASL client postfix/smtp: name_mask: noanonymous postfix/smtp: smtp_sasl_authenticate: IP[IP]: SASL mechanisms \ LOGIN PLAIN ANONYMOUS CRAM-MD5 DIGEST-MD5 postfix/smtp: > IP[IP]: AUTH LOGIN postfix/smtp: < IP[IP]: 334 VXNlcm5hbWU6 postfix/smtp: smtp_sasl_authenticate: IP[IP]: decoded challenge: Username: postfix/smtp: smtp_sasl_get_user: lars postfix/smtp: smtp_sasl_get_passwd: secret postfix/smtp: smtp_sasl_authenticate: IP[IP]: uncoded client response lars postfix/smtp: > IP[IP]: bGFycw== postfix/smtp: < IP[IP]: 334 UGFzc3dvcmQ6 postfix/smtp: smtp_sasl_authenticate: IP[IP]: decoded challenge: Password: postfix/smtp: smtp_sasl_authenticate: IP[IP]: uncoded client response secret postfix/smtp: > IP[IP]: c2VjcmV0Cg== postfix/smtp: < IP[IP]: 235 Authentication successful