SMTP
SMTP AUTH DIGEST-MD5
SASL
SASL CANCELLATION
RFC2831
RFC4954
#
# Server-side
AUTH DIGEST-MD5
REPLY AUTH 334 Rubbish
REPLY * 501 AUTH exchange cancelled by client
#
# Client-side
smtp
debug
crypto
SMTP DIGEST-MD5 graceful cancellation
smtp://%HOSTIP:%SMTPPORT/934 --mail-rcpt recipient@example.com --mail-from sender@example.com -u user:secret -T -
#
# Verify data after the test has been "shot"
# 67 - CURLE_LOGIN_DENIED
67
#
# The multi interface considers a broken "CONNECT" as a prematurely broken
# transfer and such a connection will not get a "QUIT"
EHLO 934
AUTH DIGEST-MD5
*