General reading from stdin, capable of:
- Encrypt with a given key
- Decrypt with a given key
- Decrypt by guessing the key via frequency analysis (user
--plotto generate lots of graphs on the way)
Several tweaking parameters can be given. See --help for details.
Taken from here:
RIKVBIYBITHUSEVAZMMLTKASRNHPNPZICSWDSVMBIYFQEZUBZPBRGYNTBURMBECZQKBMBPAWIXSOFNUZECNRAZFPHIYBQEOCTTIOXKUNOHMRGCNDDXZWIRDVDRZYAYYICPUYDHCKXQIECIEWUICJNNACSAZZZGACZHMRGXFTILFNNTSDAFGYWLNICFISEAMRMORPGMJLUSTAAKBFLTIBYXGAVDVXPCTSVVRLJENOWWFINZOWEHOSRMQDGYSDOPVXXGPJNRVILZNAREDUYBTVLIDLMSXKYEYVAKAYBPVTDHMTMGITDZRTIOVWQIECEYBNEDPZWKUNDOZRBAHEGQBXURFGMUECNPAIIYURLRIPTFOYBISEOEDZINAISPBTZMNECRIJUFUCMMUUSANMMVICNRHQJMNHPNCEPUSQDMIVYTSZTRGXSPZUVWNORGQJMYNLILUKCPHDBYLNELPHVKYAYYBYXLERMMPBMHHCQKBMHDKMTDMSSJEVWOPNGCJMYRPYQELCDPOPVPBIEZALKZWTOPRYFARATPBHGLWWMXNHPHXVKBAANAVMNLPHMEMMSZHMTXHTFMQVLILOVVULNIWGVFUCGRZZKAUNADVYXUDDJVKAYUYOWLVBEOZFGTHHSPJNKAYICWITDARZPVU
cat above | python vigenere.py --decrypt --plot
Possible passwords:
VIRTUAL
- Just takes CAPITAL LETTERS (since used for Krypton). Use e.g.
tr [a-z] [A-Z]for translation - Decryption out of the box just works for english material. Adjust monogram frequencies hardcoded in the head of the file for other languages.