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Wireless Security: Know It All by Jon S. Wilson, Chris Lanthem, Frank Thornton, George L Stefanek, Timothy Stapko, James F. Ransome PhD, CISM, CISSP, John Rittinghouse PhD, CISM, Stephen A. Rackley, Chris Hurley, Tony Bradley, Dan Bensky, Praphul Chandra

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Appendix A. Wireless Policy Essentials

A.1. Wireless position statement

Over the last two years, articles have appeared in the press discussing security problems discovered in the WEP encryption scheme used on many 802.11b wireless networks. Although we are using a form of WEP on our wireless network, the security solution we are implementing uses Cisco technology that mitigates the flaws described in the press to a fairly significant extent.

Normal WEP encryption uses a single encryption key for all wireless transmissions. Current attacks on wireless security involve brute force hacking to obtain that key. Our system provides users with individual encryption keys that change each time they log into the wireless network. This means there is ...

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