US Robotics USR2450 Informacje Techniczne Pobierz pdf (Strona 11)

V 2.2 Copyright SystemExperts 2001,2002,2003

Theft of hardware

n Wireless stuff is small

n Wireless cards fit in a shirt-pocket

n Most of the APs fit in a jacket pocket or are easily

hidden in any kind of bag

n should they be tagged like clothes in a store?

n Cisco 340 cards write WEP keys to the card

n If a laptop were stolen, how long would it

take to re-key your Wireless network?

n APs have WEP Keys in them

n Data is stored locally

V 2.2 Copyright SystemExperts 2001,2002,2003

Insecure Configuration Information

n Where does the client store the information?

n Cisco: On the card

n so steal it

n Lucent:

n on Windows, it’s in a world-readable registry key:

so copy the values and import them into your configuration

n on other OSs, it’s stored in a file

n Other cards are storing the data someplace too J

n Let’s take a closer look at the Lucent

Windows example

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US Robotics USR2450 Informacje Techniczne Strona 11