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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

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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

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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.