1.   2.   3. Agenda Cryptography ?? . Encryption . Symmetric Encryption . Asymmetric Encryption. Diffie-hellman. Hashing . Digital signature . Authentication Protocols…

1. CRYPTOSYSTEMS &CRYPTOSYSTEMS & AUTHENTICATIONAUTHENTICATION Classical Cryptography-Substitution Ciphers-permutation Ciphers-Block Ciphers-DES Modes of Operation-…

1. CRYPTOSYSTEMS &CRYPTOSYSTEMS & AUTHENTICATIONAUTHENTICATION Classical Cryptography-Substitution Ciphers-permutation Ciphers-Block Ciphers-DES Modes of Operation-…

1. Chapter 8Implementing Virtual Private Networks CCNA Security 2. Major Concepts • • • • • •Describe the purpose and operation of VPN types Describe the purpose…

1. Which three values or sets of values are included when creating an extended access control list statement? (Choothree.)access list number between 1 and 99access list number…

1. The Design and Implementation of Network Puzzles Wu-chang Feng, Ed Kaiser, Wu-chi Feng Antoine Luu Supported by: 2. Motivation Undesirable communication is uncontrollable…

Slide 1Single Sign-On 101: Beyond the Hype What SSO Can and Cant Do For Your Business Slide 2 BlackHat Briefings Diana Kelley & Ian Poynter 2 Introductions Diana Kelley,…

Slide 1Authentication Nick Feamster CS 6262 Spring 2009 Slide 2 2 What is Authentication? Reliably verifying the identity of someone (or something). Examples –Voice –Pictures…

Slide 1The OWASP Foundation http://www.owasp.org OWASP Belgium Chapter OWASP Update 25-January-2012 Seba Deleersnyder Foundation Board, SAIT Zenitel Belgium [email protected]…

Slide 1 Slide 2 Part 3 Protocols 1 Part III: Protocols Slide 3 Part 3 Protocols 2 Protocol Human protocols the rules followed in human interactions o Example: Asking a question…