CS391: Test 1 Review

Introduction

  • CIA goals of security
  • Authentication
  • Nonrepudiation
  • Auditability
  • Principle of Least Privilege
  • Fail-safe Defaults
  • Security by Obscurity
  • Endpoint Security
  • Simple Security Rule
  • *-property
  • Randomness
  • Secure Randomness

Defensive Programming

    Validate Input
  • Handle Exceptions and Errors
  • Security by Design
  • Defensive Methods
  • Defensive Copy
  • Runtime Exceptions
  • Immutable/Mutable objects
  • Protecting file access
  • Primitive types

Data Defense

  • Data states (rest, transit, use)
  • Hashing
  • Message Digests
  • HMAC
  • MD5/SHA256
  • Salting
  • Table/Rainbow Table Attack
  • Symmetric v. Asymmetric
  • Keyspace
  • Plain/Cipher Text
  • Shift/Substitution Ciphers
  • RSA
  • Digital Signatures
  • Diffie-Hellman Key Exchange
  • SSH Authentication
  • Man-in-the-middle Attacks
  • Public Key Infrastructure
  • Certificates
  • Certificate Authority
  • Registration Authority
  • Certificate Revocation Lists
  • Unix File Permissions