How Crypt Works

Cryptography Decrypted Chapters (.pdf)

• Table of Contents, Forward, Preface, Introduction
• 20 year old forward has 30 year old prospective by Motorola security
• Part I: Secret Key Cryptography
• quick fundamentals read→ 1, 2, 5, 7, 8  (7,8 essential to privacy)
• Chapter 1 -- Locks and Keys
• Chapter 2 -- Substitution and Caesar's Cipher
• Chapter 3 -- Transposition Ciphers: Moving Around
• Chapter 4 -- Diffuse and Confuse: How Cryptographers Win the End Game
• Chapter 5 -- DES Isn't Strong Anymore
• Chapter 6 -- Evolution of Cryptography: Going Global
• Chapter 7 -- Secret Key Assurances
• Chapter 8 -- Problems with Secret Key Exchange
• Part II: Public Key Cryptography
• quick fundamentals→ 9, 10, 12, 14
• Chapter 9 -- Pioneering Public Key: Public Exchange of Secret Keys
• Chapter 10 -- Confidentiality Using Public Keys
• Chapter 11 -- Making Public Keys: Math Tricks
• Chapter 12 -- Creating Digital Signatures Using the Private Key
• Chapter 13 -- Hashes: Non-keyed Message Digests
• Chapter 14 -- Message Digest Assurances
• Chapter 15 -- Comparing Secret Key, Public Key, and Message Digests
• Part III: Distribution of Public Keys
• quick fundamentals→ 16, 17
• Chapter 16 -- Digital Certificates
• Chapter 17 -- X.509 Public Key Infrastructure
• Chapter 18 -- Pretty Good Privacy and the Web of Trust
• Part IV: Real World Systems
• quick fundamentals→ 19, 20, 22
• Chapter 19 -- Secure Email
• Chapter 20 -- Secure Socket Layer and Transport Layer Security
• Chapter 21 -- IPsec Overview
• Chapter 22 -- Cryptographic Gotchas
• Chapter 23 -- Protecting Your Keys

Summaries (not in book)

• Part I: Secret Key
• Part II: Public Key
• Part III: PKI
• Part IV: Real World Systems

* Cryptography Decrypted 2 appendices -- "Public Key Mathematics (and Some Words on Random Numbers)" and "(A Few) IPsec Details" -- are available only in the printed book.