7.9. Where the Field Is Headed
Much work is being done to enhance the security of networks. Research by vendor companies will lead to more flexible and secure boxes, while more fundamental research will look into the fundamental problems of networking: authentication, access types, and authorizations. A particular problem of security in networks is one of speed: As the speed, capacity, bandwidth, and throughput of networks and network devices continue to increase, security devices have to keep pace, which is always a challenge.
A second security challenge with networks is ubiquity: As automobiles, cell phones, personal digital assistants, and even refrigerators become network enabled, they need security. The need for a firewall for a cell phone ...
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