2021-06-22 20:47:05 CLIENT -> SERVER: EHLO yacstatic.com
2021-06-22 20:47:05 CLIENT -> SERVER: STARTTLS
2021-06-22 20:47:05 CLIENT -> SERVER: EHLO yacstatic.com
2021-06-22 20:47:05 CLIENT -> SERVER: AUTH LOGIN
2021-06-22 20:47:05 CLIENT -> SERVER: Z3JlZ0Bwcm9zcGVyaW5nd2l0aHVzLmNvbQ==
2021-06-22 20:47:05 CLIENT -> SERVER: WiRvZSRhdWc2
2021-06-22 20:47:11 SMTP ERROR: Password command failed: 535 5.7.3 Authentication unsuccessful [BLAPR03CA0119.namprd03.prod.outlook.com]
SMTP Error: Could not authenticate.
2021-06-22 20:47:11 CLIENT -> SERVER: QUIT
SMTP Error: Could not authenticate.