POP3 SASL SASL AUTH DIGEST-MD5 RFC1734 RFC2831 RFC5034 # Server-side AUTH DIGEST-MD5 REPLY AUTH + %b64[realm="curl",nonce="5300d17a1d695bd411e4cdf96f9548c23ced6175",algorithm=md5-sess,qop="auth"]b64% REPLY %b64[username="user",realm="curl",nonce="5300d17a1d695bd411e4cdf96f9548c23ced6175",cnonce="34333231353332313633323137333231",nc="00000001",digest-uri="pop/127.0.0.1",response=18315548c7f3a37e716fa8e90dfab9b6,qop=auth]b64% + %b64[rspauth=fecb36b7086e0b95d906459efa8cc29e]b64% REPLY +OK Login successful From: me@somewhere To: fake@nowhere body -- yours sincerely # Client-side pop3 !SSPI Debug crypto digest CURL_ENTROPY=12345678 POP3 DIGEST-MD5 authentication pop3://%HOSTIP:%POP3PORT/%TESTNUMBER -u user:secret # Verify data after the test has been "shot" CAPA AUTH DIGEST-MD5 %b64[username="user",realm="curl",nonce="5300d17a1d695bd411e4cdf96f9548c23ced6175",cnonce="34333231353332313633323137333231",nc="00000001",digest-uri="pop/127.0.0.1",response=18315548c7f3a37e716fa8e90dfab9b6,qop=auth]b64% RETR %TESTNUMBER QUIT