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Network Security Standardization at the IETF

Network Security Standardization at the IETF

Network Security Standardization at the IETF. IPsec and IKE Part 1. Contents Part 1. IKE Main Mode Quick Mode DOI Policies + Config General Structure and Properties of IKE Deficiencies of IKE IPSec SA, SAD, SPI: Receiving IPSec Packets SPD: Sending IPSec Packets IPsec Documents.

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1.03k views • 81 slides
Symmetric Cryptography

Symmetric Cryptography

CS461/ECE422 Spring 2012. Symmetric Cryptography. Outline. Commercial Symmetric systems DES AES Modes of block and stream ciphers. Reading. Chapters 2 and 20 from text. AES Standard issued as FIPS PUB 197 http://csrc.nist.gov/publications/fips/fips197/fips-197.pdf

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597 views • 42 slides
Chapter 13-802.11 Network Security Architecture

Chapter 13-802.11 Network Security Architecture

Chapter 13-802.11 Network Security Architecture. 802.11 Security Basics Legacy 802.11 security Robust Security Segmentation Infrastructure Security VPN wireless Security. Exam Essentials. Define the concept of AAA.

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582 views • 38 slides
Network Security: Lab#1

Network Security: Lab#1

Network Security: Lab#1. J. H. Wang Apr. 14, 2011. Objectives. To learn to use one of the symmetric block cipher standards DES 3DES AES To learn to use random number generators To learn to use stream cipher methods RC4. Libraries Used in this Lab.

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308 views • 19 slides
Blowfish Encryption Algorithm

Blowfish Encryption Algorithm

Blowfish Encryption Algorithm. Joshua Job Gordon Standart. Introduction. Reason Design Requirements and Decisions Design Elements Implementation Cryptanalysis Future Concerns. Reason / Justification. DES Weaknesses S-boxes Too small Not sufficiently random

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372 views • 14 slides

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