Nmap Development mailing list archives

Re: Nmap Uptime Guessing

From: "Open Phugu" <openphugu () gmail com>
Date: Mon, 2 Apr 2007 17:29:49 -0600

TCP timestamp.
RFC 1323: http://www.ietf.org/rfc/rfc1323.txt
How to block it: http://www.securiteam.com/securityreviews/5LP0K2KF6I.html
On OpenBSD,   ``scrub on $if reassemble tcp'' will bork the timestamps.

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Current thread:

Nmap Uptime Guessing J. Perrymon (Apr 02)
- Re: Nmap Uptime Guessing Open Phugu (Apr 02)
- Re: Nmap Uptime Guessing Gisle Vanem (Apr 02)
  - Re: Nmap Uptime Guessing Hans Nilsson (Apr 03)
    - Re: Nmap Uptime Guessing Gisle Vanem (Apr 03)