Vigenère tableau
noun
variants
or less commonly Vigenère table
or Vigenère square
: a square cipher table formed by placing the same normal or mixed primary alphabet one step farther to the left on each successive line and used by reading the ciphertext letter within the table in the row and column defined by key and plaintext letters in alphabets in the left and top margins respectively
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“Vigenère tableau.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Vigen%C3%A8re%20tableau. Accessed 23 Nov. 2024.
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