Explore Classical Ciphers
Each cipher includes detailed documentation, animated step-by-step visualization, and an interactive playground to test encryption and decryption.
Caesar Cipher
Simple shift cipher used by Julius Caesar
Monoalphabetic Cipher
One-to-one letter substitution cipher
Polyalphabetic Cipher
Polyalphabetic cipher using a keyword
Rail Fence Cipher
Zigzag transposition cipher
Playfair Cipher
Digraph substitution using a 5x5 matrix
Hill Cipher
Matrix-based polygraphic cipher
One-Time Pad
Theoretically unbreakable random key cipher
Row-Column Transposition
Grid-based transposition cipher
Learn By Doing
Our interactive approach makes cryptography accessible and engaging for everyone.
Comprehensive Documentation
Learn the history, theory, and cryptanalysis of each cipher algorithm.
Step-by-Step Animations
Watch encryption and decryption happen character by character with visual feedback.
Interactive Playground
Test each cipher with your own messages and keys in real-time.
Speed Control
Adjust animation speed to match your learning pace - slow, normal, or fast.