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Enigma Machine Simulator

Simulate the WWII Enigma cipher machine in your browser. Faithfully recreates rotor and plugboard settings.

Rotor Settings

Rotor I
Rotor II
Rotor III

Plugboard

Enter pairs separated by spaces (max 10 pairs). E.g.: AB CD EF

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How to Use

Step 1

Select Rotor Settings

Select Rotor Settings

Set rotor types, initial positions, ring settings, and plugboard

Step 2

Enter Message

Enter Message

Enter the message to encrypt or decrypt in alphabetic characters

Step 3

Check Result

Check Result

View the encrypted/decrypted message and rotor movements

Features

Faithful Simulation

Faithful simulation of actual Enigma M3/M4 mechanisms

Rotor Visualization

Visually animate rotor rotation and plugboard wiring

Plugboard Configuration

Freely configure up to 13 plugboard connection pairs

FAQ

Enigma was an electromechanical cipher device used by the German military in WWII. It generated extremely complex substitution ciphers using rotating rotors and plugboards.