- Introduction -Encryption and Decryption , Principles Of Cryptography ,Types of cryptography
- Code Making– Non Secret Code, Book Code, Dictionary Code, Code Talking, Pig Latin, Turkish Irish
- Cipher Part-1-Caesar Cipher, St.Cyr
- Slide, Keyboard Cipher, Morse Code,
- Semaphore, Pigpen Cipher
- Cipher Part-2 -Rosicrucian Cipher, Date Shift Cipher, Greek Square Cipher, Greek Skytale, Rail Fence Cipher, Route
- Transposition Cipher
- Code breaking
- Concealment-Early Concealment Techniques, Null Cipher, Cardano Grille, Word Grille, Space Code, Playing Card Code, Dot Cipher, Line Cipher, Zigzag Cipher, Invisible Inks
