'Symmetric block ciphers' presentation slideshows

Network Security Essentials Chapter 2: Symmetric Encryption

Network Security Essentials Chapter 2: Symmetric Encryption. Fourth Edition by William Stallings (Based on Lecture slides by Lawrie Brown ). Outline. Symmetric encryption Block encryption algorithms Stream ciphers Block cipher modes of operations. Symmetric Encryption.

785 views • 55 slides

Announcement

Announcement. Grading adjusted 10% participation and two exams 20% each Newsgroup up Assignment upload webpage up Homework 1 will be released over the weekend. Review. What is security: history and definition Security policy, mechanisms and services Security models. Outline.

616 views • 42 slides

CS363

Week 3 - Monday. CS363. Last time. What did we talk about last time? Secure encryption DES. Questions?. Assignment 1. Security Presentation. Yuki Gage. DES. DES internals. DES has 16 rounds The book calls them cycles

550 views • 39 slides

477 views • 36 slides

Cryptography and Network Security

Cryptography and Network Security. Sixth Edition by William Stallings . Chapter 3. Block Ciphers and the Data Encryption Standard.

620 views • 34 slides

Cryptography and Network Security

Cryptography and Network Security. Sixth Edition by William Stallings . Chapter 3. Block Ciphers and the Data Encryption Standard.

604 views • 25 slides