What is ROT13?

ROT13 is a Caesar cipher with a shift of 13, which makes encoding and decoding the same operation. It is used to hide spoilers, not to provide security.

2 tools that work with ROT13

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Encoders & Decoders2

Caesar Cipher EncoderEncrypt and decrypt text with a Caesar shift cipher, including ROT13.ROT13 & ROT-N CipherShift letters by any amount — ROT13, ROT47 and every rotation in between, with a full table.

Related terms

Terms that appear alongside ROT13 on the same tools.

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