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What is ROT-13 encryption?
ROT-13 is a simple substitution cipher used to obfuscate Usenet posts. ROT-13 is not meant for use as a data encryption cipher.
ROT-13 is so named because every character is rotated 13 places.
ROT-13 "Encryption" Chart
| Plaintext | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Ciphertext | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | A | B | C | D | E | F | G | H | I | J | K | L | M |
Encrypting ROT-13 ciphertext with ROT-13 again creates the original plaintext.
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