Outline for May 27, 2022

Reading: text: , §54, 55
Assignments: Lab Exercise 2, due June 2

1. Announcements
2. Network Security
   1. Cryptographic considerations
   2. Firewalls
3. Cryptography
   1. Symmetric cryptography
      1. Transposition cipher
      2. Substitution cipher
      3. Product cipher
      4. AES
   2. Public key cryptography
      1. Requirements for public (encryption) and private (decryption) keys
      2. RSA
      3. Provides confidentiality, integrity, authentication, non-repudiation
      4. Cryptographic hashes and digital signatures
4. Malware
   1. Trojan horses
   2. Computer viruses
   3. Computer worms
   4. Bacterium, rabbits
   5. Logic bombs

Matt Bishop Office: 2209 Watershed Sciences Phone: +1 (530) 752-8060 Email: mabishop@ucdavis.edu

ECS 150, Operating Systems Version of May 28, 2022 at 9:39PM

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