ROT13

ROT13 is a simple letter substitution cipher that replaces a letter with the letter 13 positions down the alphabet. It is a specific case of the Caesar cipher, which is a more general type of substitution cipher where each letter is shifted by a fixed number of places. For example, in ROT13: - The letter 'A' becomes 'N' - The letter 'B' becomes 'O' - The letter 'C' becomes 'P' - ...