ALSO CALLED: Global System for Mobile Communication and GSM Wireless DEFINITION:
A SIM card, also known as a subscriber identity module, is a smart card that stores data for GSMcellular telephone subscribers. Such data includes user identity, location and phone number, network authorization data, personal security keys, contact lists
… Definition continues below.
WHITE PAPER: Posted: 29 May 2008 | Published: 01 May 2008
SUMMARY:
This paper describes the security challenges network administrators face defining and implementing security mechanisms within diverse wired and wireless network environments.
GSM DEFINITION (continued): … and stored text messages. Security features include authentication and encryption to protect data and prevent eavesdropping.
A SIM card and can be switched easily from one phone set to another. The portability of data offers a number of benefits. For example, a user that buys a new phone can install the current SIM card to associate the new phone with the same number and user preferences as the old one. In another common situation, if a phone's battery runs out of … GSM definition sponsored by SearchMobileComputing.com, powered by WhatIs.com an online computer dictionary
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