office environment to prevent them from any unauthorized access and physical tampering. These access points should be placed in a well accessible location to allow easy security setting and maintenances especially if the company has a few hundreds of these access points to support.
             To avoid interferences to its services, these access points should be physically located away from external sources of electromagnetic interference, e.g. microwave ovens. In additional, they should be waterproof for external installation.
             Information Confidentiality and Integrity
             The IEEE 802.11b standard allows for an optional privacy facility known as Wired Equivalent Privacy (WEP). The technique uses shared keys and a pseudo random number (PRN) as an initial vector (IV) to encrypt the data portion of network packets. This is based on the use of secret keys with symmetric encryption algorithms. The 802.11b wireless LAN network headers (including the IV port
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