• Security

    Posted on May 4th, 2011

    Written by Geek

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    DES – Data Encryption Standard

    DES – Data Encryption Standard The DES algorithm is a careful and complex combination of two fundamental building blocks of encryption: substitution and transposition. The algorithm derives its strength from repeated application of these two techniques, one on top of the other, for a total of 16 cycles. The sheer complexity of tracing a single [...]

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  • Security

    Posted on April 7th, 2011

    Written by Geek

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    WEP – Wired Equivalency Protocol

    WEP: Wired Equivalency Protocol • IEEE 802.11a standardized the Wireless Equivalence Protocol (WEP) • In the early days of IEEE 802.11a, security was the main concern of wire- less networks. I. Security Goals of WEP: • Secrecy • Integrity: Intruder should not meddle wih the message. • Access Control II. Features of WEP • Both [...]

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