Threats in Computer Systems

Table of Contents

PPT Slide

PPT Slide

Threats in Computer Systems

Distributed Systems Problems

Threats in Distributed Systems

Security Requirements

Security Mechanisms

Secret-key Encryption

Secret-key Encryption

Data Encryption Standard (DES)

Public-key Encryption

Public-key Encryption

Public-key Encryption

RSA

RSA Example

Diffie-Hellman

Diffie-Hellman Example

Comparison and Combination

Authentication Server

Secret-key Authentication

Digital Signatures

Digital Signature with Public Key

PPT Slide

Certificates

Trust!

Security Mechanisms at Various Levels

Course Evaluations!!!

Email: yairamir@cs.jhu.edu

Home Page: http://www.cs.jhu.edu/~yairamir/cs437/600-437.html

Other information:
Distributed Systems (600.437), Lecture 12: Security