Crypto Crash Course

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This is the first in a series of 3 sessions on practical cryptography. In this session we’ll talk about many of the key concepts in cryptography.

What you’ll learn

• XOR and its importance for cryptography
• One-time pads
• Types of ciphers
  • Symmetric
    • Stream
    • Block
  • Asymmetric
• Block cipher modes
  • ECB (Electronic Codebook)
  • CBC (Cipher Block Chaining)
• Hashes
• MACs (Message Authentication Codes)
  • HMAC (Hash-based MAC)

Video

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