Re^2: Remote OS Detection

This may not be the best approach, since they have legitimate access to the systems in question. See A practical approach for defeating Nmap OS-Fingerprinting.

Comment on Re^2: Remote OS Detection

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Re^3: Remote OS Detection by ZlR (Chaplain) on Apr 07, 2010 at 12:24 UTC
What a fascinating article ! Modifying the kernel's tcp stack to fool nmap, that's some level of extremism i had not seen before :)	[reply]
Re^4: Remote OS Detection by marto (Cardinal) on Apr 07, 2010 at 12:29 UTC
IIRC there are other more subtly ways of achieving this sort of thing. Also nmap may not be an option. Yesterday pankaj_it09 asked if it was possible to use Nmap::Parser without having nmap installed on the host system.	[reply]