p0f

v 3.09b

versatile passive OS fingerprinting, masquerade detection tool

p0f is a versatile passive OS fingerprinting and masquerade detection utility, to be used for evidence or information gathering on servers, firewalls, IDSes, and honeypots, for pen-testing, or just for the fun of it.

http://lcamtuf.coredump.cx/p0f3/

To install p0f, paste this in macOS terminal after installing MacPorts

sudo port install p0f

Add to my watchlist

Installations 7
Requested Installations 6