Chapters

PDF of Hacking Secret Ciphers with Python
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Chapter 1 - Making Paper Cryptography Tools [related content]
Chapter 2 - Downloading and Installing Python [related content]
Chapter 3 - The Interactive Shell [related content]
Chapter 4 - String and Writing Programs [related content]
Chapter 5 - The Reverse Cipher [related content]
Chapter 6 - The Caesar Cipher [related content]
Chapter 7 - Hacking the Caesar Cipher with the Brute Force Technique [related content]
Chapter 8 - The Transposition Cipher, Encrypting [related content]
Chapter 9 - The Transposition Cipher, Decrypting [related content]
Chapter 10 - Programming a Program to Test Our Program [related content]
Chapter 11 - Encrypting and Decrypting Files [related content]
Chapter 12 - Detecting English Programmatically [related content]
Chapter 13 - Hacking the Transposition Cipher [related content]
Chapter 14 - Modular Arithmetic and the Multiplicative Cipher [related content]
Chapter 15 - The Affine Cipher [related content]
Chapter 16 - Hacking the Affine Cipher [related content]
Chapter 17 - The Simple Substitution Cipher [related content]
Chapter 18 - Hacking the Simple Substitution Cipher [related content]
Chapter 19 - The Vigenère Cipher [related content]
Chapter 20 - Frequency Analysis [related content]
Chapter 21 - Hacking the Vigenère Cipher [related content]
Chapter 22 - The One-Time Pad Cipher [related content]
Chapter 23 - Finding Prime Numbers [related content]
Chapter 24 - Public Key Cryptography and the RSA Cipher [related content]

Chapter 1

Read online: Chapter 1 - Making Paper Cryptography Tools

  • PDF of the Caesar Cipher Wheel
  • Interactive Virtual Cipher Wheel

    • Chapter 2

    Read online: Chapter 2 - Downloading and Installing Python

  • Download Python 3
  • Download pyperclip.py

    • Chapter 3

    Read online: Chapter 3 - The Interactive Shell

    Chapter 4

    Read online: Chapter 4 - String and Writing Programs

    Download source: hello.py

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    Chapter 5

    Read online: Chapter 5 - The Reverse Cipher

    Download source: reverseCipher.py

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    Chapter 6

    Read online: Chapter 6 - The Caesar Cipher

    Download source: caesarCipher.py

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    Download source: caesarCipher2.py

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    Download source: password.py

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    Download source: password2.py

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    Download source: elifeggs.py

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    Chapter 7

    Read online: Chapter 7 - Hacking the Caesar Cipher with the Brute Force Technique

    Download source: caesarHacker.py

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    Chapter 8

    Read online: Chapter 8 - The Transposition Cipher, Encrypting

    Download source: transpositionEncrypt.py

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    Chapter 9

    Read online: Chapter 9 - The Transposition Cipher, Decrypting

    Download source: transpositionDecrypt.py

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    Chapter 10

    Read online: Chapter 10 - Programming a Program to Test Our Program

    Download source: transpositionTest.py

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    Chapter 11

    Read online: Chapter 11 - Encrypting and Decrypting Files

    Download source: transpositionFileCipher.py

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    Chapter 12

    Read online: Chapter 12 - Detecting English Programmatically

    Download source: detectEnglish.py

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    Chapter 13

    Read online: Chapter 13 - Hacking the Transposition Cipher

    Download source: transpositionHacker.py

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    Chapter 14

    Read online: Chapter 14 - Modular Arithmetic and the Multiplicative Cipher

    Download source: cryptomath.py

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    Chapter 15

    Read online: Chapter 15 - The Affine Cipher

    Download source: affineCipher.py

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    Download source: affineKeyTest.py

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    Chapter 16

    Read online: Chapter 16 - Hacking the Affine Cipher

    Download source: affineHacker.py

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    Chapter 17

    Read online: Chapter 17 - The Simple Substitution Cipher

    Download source: simpleSubCipher.py

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    Chapter 18

    Read online: Chapter 18 - Hacking the Simple Substitution Cipher

    Download source: makeWordPatterns.py

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    Download source: wordPatterns.py

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    Download source: simpleSubHacker.py

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    Chapter 19

    Read online: Chapter 19 - The Vigenère Cipher

    Download source: vigenereCipher.py

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    Chapter 20

    Read online: Chapter 20 - Frequency Analysis

    Download source: freqAnalysis.py

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    Chapter 21

    Read online: Chapter 21 - Hacking the Vigenère Cipher

    Download source: vigenereHacker.py

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    Download source: vigenereDictionaryHacker.py

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    Chapter 22

    Read online: Chapter 22 - The One-Time Pad Cipher

    Chapter 23

    Read online: Chapter 23 - Finding Prime Numbers

    Download source: primeSieve.py

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    Download source: rabinMiller.py

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    Chapter 24

    Read online: Chapter 24 - Public Key Cryptography and the RSA Cipher

    Download source: makeRsaKeys.py

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    Download source: rsaCipher.py

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