vigenere cipher
1Vigenère cipher — The Vigenère cipher is a method of encrypting alphabetic text by using a series of different Caesar ciphers based on the letters of a keyword. It is a simple form of polyalphabetic substitution.The Vigenère (pronEng|ˌviːdʒɪˈnɛəɹ, veedj ih nair )… …
2vigenère cipher — |vēzhə|ne(ə)r noun Usage: usually capitalized V Etymology: after Blaise de Vigénère died 1596 French diplomat and student of cryptography : polyalphabetic substitution with alphabets derived from one pair of primary alphabets by sliding (as in… …
3Vigenère — can be: *Blaise de Vigenère, a 16th century French cryptographer *The Vigenère cipher, a cipher whose invention was later misattributed to Vigenère …
4vigenère tableau — noun also vigenère table or vigenère square Usage: usually capitalized V Etymology: after B. de Vigénère : 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… …
5cipher square — noun : vigenère tableau …
6Substitution cipher — In cryptography, a substitution cipher is a method of encryption by which units of plaintext are replaced with ciphertext according to a regular system; the units may be single letters (the most common), pairs of letters, triplets of letters,… …
7Classical cipher — A cipher is a means of concealing a message, where letters of the message are substituted or transposed for other letters, letter pairs, and sometimes for many letters. In cryptography, a classical cipher is a type of cipher that was used… …
8Caesar cipher — The action of a Caesar cipher is to replace each plaintext letter with one fixed number of places down the alphabet. This example is with a shift of three, so that a B in the p …
9Blaise de Vigenère — (April 5, 1523 1596) was a French diplomat and cryptographer. The Vigenère cipher is so named due to the cipher being incorrectly attributed to him in the 19th century.Vigenère (IPA: viːdʒ ɪ nɛəɹ veez ih nair ) was born in the village of Saint… …
10Beaufort cipher — The Beaufort cipher, created by Sir Francis Beaufort, is a substitution cipher that is similar to the Vigenère cipher but uses a slightly modified enciphering mechanism and tableau.Using the cypherTo encrypt (or decrypt for that matter), first… …
