Safeguard any voice & data networks! Protect any network from internal or external security threats with Network Security: Data & Voice Communications, by Fred Simonds. You get the hard-nosed guidance you need to construct a secure environment for your LANs, WANs & voice systems-from identifying hazards like commercial espionage & viruses to detecting system leaks & weaknesses to creating your own security standards, policies & procedures. Packed with real-life examples & clear illustrations, this step-by-step primer makes it easy to: conduct effective security audits; build dependable firewalls to keep hackers out of your systems; protect, detect & deal with network viruses & worms; adapt new government encryption initiative & policies; manage passwords, authentication & access control; much more.
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