ROT13 Cipher
ROT13 is a symmetric letter-substitution cipher for simple encoding and decoding.
Tip: Encrypt again to decrypt (ROT13 is symmetric). Only converts English letters.
Instructions
How to Use\n1. Enter the text to encrypt\n2. Click encrypt to get the ROT13 result\n3. Encrypt again to decrypt\n\n### Principle\n- Letters are shifted by 13 (A\u2194N, B\u2194O...)\n- Encryption and decryption use the same operation
FAQ
Is ROT13 secure?
ROT13 is not secure encryption; it is only for masking and fun.
Is Chinese converted?
Only English letters are converted; Chinese and symbols stay unchanged.
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