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Crypto101
An introductory course on cryptography for programmers of all skill levels

What is Crypto101?

Crypto101 provides a comprehensive introduction to cryptography, tailored specifically for programmers across all experience levels. The course covers fundamental cryptographic components including block ciphers, stream ciphers, hash functions, message authentication codes, public key encryption, key agreement protocols, and signature algorithms, enabling learners to understand complete systems like SSL/TLS.

The material emphasizes practical learning through hands-on exercises that teach how to identify and exploit common cryptographic vulnerabilities. Learners can practice forging administrator cookies, recovering passwords, and backdooring random number generators using their preferred programming language. The course is available in multiple DRM-free formats including PDF, EPUB, and Mobi for compatibility across various devices and platforms.

Features

  • Comprehensive Coverage: Includes all major cryptographic components from block ciphers to signature algorithms
  • Practical Learning: Teaches how to exploit common cryptographic flaws through hands-on exercises
  • Multiple Formats: Available in PDF, EPUB, and Mobi formats for compatibility across devices
  • DRM-Free: No digital rights management restrictions on course materials
  • Programming Focus: Designed specifically for programmers with practical coding exercises

Use Cases

  • Learning fundamental cryptography concepts as a programmer
  • Understanding complete cryptographic systems like SSL/TLS
  • Practicing cryptographic exploitation techniques for security testing
  • Studying cryptographic vulnerabilities and defense mechanisms
  • Building foundational knowledge for cybersecurity careers

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