full-disclosure - Interesting idea for a covert channel or I just didn't research enough?

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <43452B85.7050806@csuohio.edu>
Date: Thu Oct  6 14:50:11 2005
From: michael.holstein at csuohio.edu (Michael Holstein)
Subject: Interesting idea for a covert channel or I just
	didn't research enough?

> attacker sends packets -> packets are dropped by firewall -> packets 
> properties are captured in logs  -> backdoor reads logs and finds 
> encoded commands -> commands are executed

As a covert channel? .. no, it's a waste. Once you have the access to 
set that up, you could establish any number of more efficient schemes.

As a way to do a "remote wake-up" though .. it might have some promise 
.. but it still depends on too many other variables.

~Mike.