Security Basics mailing list archives

Re: Wireless Question


From: "Tomas Wolf" <tomas () skip cz>
Date: Fri, 3 Oct 2003 03:18:12 +0200

I might have an idea. If you enter WORD as a wep base-key (some call it password), some devices produce different hex 
output... I don't know why though. Some might manipulate that entered wep-word and then translate it to hex, some just 
translate to hex... It might be setup-dependable, or not - in my case I couldn't find any wep-basekey convertion 
algorythm setup... So just enter default hex values and see...

 Other problem might be the form. On my AP I have to put 0xNN format with "-" after each second number, while my sta 
takes just hex values with ":" after each as a separator. And the third is just a long string of hex values - which is 
the most convenient way I guess :-).

If I think of something else, I'll let you know.
Good luck -- Tomas

Does anything special need to be done to make the Cisco 350 Series
Aironet Wireless card to work with a Linksys Wireless access point using
WEP? The card works fine with the Access Point when WEP is disabled but
not when enabled. Thanks in advance for your help.

Malik


-----Original Message-----
From: George Peek [mailto:GKPeek () AllstateTicketing com]
Sent: Thursday, October 02, 2003 10:33 AM
To: 'Henning Bree'; security-basics () securityfocus com

Without the use of a valid WEP key the unauthorized wireless user will
not be able to get an IP in the 1st place.

-----Original Message-----
From: Henning Bree [mailto:security () bree-family de]
Sent: Monday, September 22, 2003 2:09 PM
To: security-basics () securityfocus com
Subject: Re: wireless help


You could check your DHCP log with a simple script against a file with
mac adresses of the allowed computers. Put that script into the cron and
execute as often as desired.
No tool, but an easy solution!

Kamal Habayeb schrieb:

Greetings,

Does anyone know of a way or program that would let me know if an
unauthorized computer has connected to my wireless network and been
issued an ip address by DHCP? I am aware that I can check the DHCP log

to find this out, but I want something that will warn me in real time
that a computer has connected.

Thanks,

Kamal Habayeb



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