Protocols passing authentication in cleartext (ASIM Network Session schema)

This hunting query identifies cleartext protocols like telnet, POP3, IMAP, and non-anonymous FTP that could leak sensitive information. These protocols may use SSL, but usually on different ports.

Detection logic

Detection requirements

Platform: ESXi Linux macOS Network Devices Windows
The rule states no platform. This is derived from the ATT&CK technique it maps to.

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Detection rules

Protocols passing authentication in cleartext (ASIM Network Session schema)

Detection logic

Detection requirements

MITRE ATT&CK mappings

From the source

Licence

Authorship

Detection rules