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WEP and WPA

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I need assistance comparing (WEP) protocol against (WPA) protocol. As well as determining which protocol is recommend for increased security?

What are the differences between authentication and privacy? How are they achieved in a wireless network?

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Wireless Encryption Protocol (WEP) is a part of the IEEE 802.11 standard for wireless networking that provides security features over a wireless network similar to that of a wired local area network. Since wireless signal can be intercepted by an anonymous user over the air, WEP is there to provide encryption over transmitted data to ensure the security of the information being transmitted in a wireless network. However, it has been found out that WEP has several weaknesses. First, WEP only works on physical and data ...

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