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Which encryption methodology creates cipher text by swapping units of plaintext?
Transposition Cipher
Vignere cipher
One-time pad
Polyalphabetic Cipher
In cryptography, a transposition cipher is a method of encryption by which the positions held by units of plaintext (which are commonly characters or groups of characters) are shifted according to a regular system, so that the cipher text constitutes a permutation of the plaintext
EDIT:(Too easy a question Transposition in question and answer)
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