Vigenère Cipher Decoder/Encoder

Alphabet Setup:
Note: Just type the keyword the alphabet uses, the rest of the alphabet will automatically follow when you click the Encode or Decode buttons.
Clicking "Alphabetize" will automatically arrange the alphabet according to the key string.

Key Phrase:

This cipher is using a(n)
Warning! Only select "Autokey" if Key Phrase is one word or a short phrase.
Plain Text: (Just type normally)

Cipher Text:

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