2019-10-20 10:31:43 CLIENT -> SERVER: EHLO yacstatic.com
2019-10-20 10:31:43 CLIENT -> SERVER: STARTTLS
2019-10-20 10:31:43 CLIENT -> SERVER: EHLO yacstatic.com
2019-10-20 10:31:43 CLIENT -> SERVER: AUTH LOGIN
2019-10-20 10:31:43 CLIENT -> SERVER: Z3JlZ0Bwcm9zcGVyaW5nd2l0aHVzLmNvbQ==
2019-10-20 10:31:43 CLIENT -> SERVER: WiRvZSRhdWc2
2019-10-20 10:31:51 SMTP ERROR: Password command failed: 535 5.7.3 Authentication unsuccessful [BL0PR02CA0124.namprd02.prod.outlook.com]
SMTP Error: Could not authenticate.
2019-10-20 10:31:51 CLIENT -> SERVER: QUIT
SMTP Error: Could not authenticate.