Vigenère Cipher Tabula Recta

Enter Latin text up to 26 letters in the Input field, and enter a Keyword from 1-26 letters, and then press either the Encrypt or Decrypt button, depending on what you're trying to do. The Random button generates a random, encrypted example. The first row of columns is considered plaintext while the first column of rows is the keyword stream. Keywords are repeated to match the length of the input text.

Input:      

Keyword:    

Stream:     

Output:     

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