Firmware Update from Unverified Source

Darshan Thummar@Mighty

•updated Jun 11, 2026•0•0•8

This rule detects HTTP traffic where the URI contains both "firmware" and "update" (case-insensitive) and the HTTP host is an IP address. This combination suggests a firmware update request originating from or destined for an unverified source, potentially indicating a malicious or unauthorized firmware update attempt.