Irregular stepping · diffusion · keyed layouts · 68-symbol alphabet
Available layouts - rotor-assigned layouts drive rounds; unused layouts power plugboard & scramble
Rotors - assign a layout and starting position to each rotor
Base rounds
13
Final rounds
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(base + key material mod 999)
Steckerbrett - click a letter then another to cable them together (max 13 pairs)
No cables connected - click two letters to pair them
0 / 34 pairs used
Nonce - generates a unique starting state so identical plaintexts never produce identical ciphertext
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Share this alongside your ciphertext - recipient enters it to decrypt
Plaintext
Ciphertext
Characters appear here when you type
Select a character above to inspect its transformation.
Key - export to share settings · import to restore them
KEY -
Passphrase - word encoding of this key
PH -
Fingerprint
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Share verbally to confirm matching keys