![]() It must be noted that it is not difficult for unscrupulous elements to break into a cellular network and cause outages. Therefore, it is a high priority for cellular networks to function accurately. ![]() Today these networks have become the lifeline of communications.Ī breakdown in a cellular network has many adverse effects, ranging from huge economic losses due to financial transaction disruptions loss of life due to loss of phone calls made to emergency workers and communication outages during emergencies such as the September 11, 2001, attacks. They have become the primary means of communication for finance-sensitive business transactions, lifesaving emergencies, and life-/ mission-critical services such as E-911. ![]() With the increase in popularity of cellular devices, these networks are used for more than just entertainment and phone calls. Kameswari Kotapati, in Network and System Security (Second Edition), 2014 1 IntroductionĬellular networks are high-speed, high-capacity voice and data communication networks with enhanced multimedia and seamless roaming capabilities for supporting cellular devices.
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