Encoding Chain Decoder

Automatically detect and decode nested encodings. Perfect for CTF challenges and security analysis.

Input

Manual Decode

Supported Encodings

  • Base64: Standard Base64 encoding (A-Za-z0-9+/=)
  • URL: Percent-encoded strings (%XX)
  • Hex: Hexadecimal representation (0x or plain)
  • HTML Entities: & < A etc.
  • Unicode: \uXXXX escape sequences
  • ROT13: Letter rotation cipher
  • Binary: 8-bit binary strings
  • ASCII Decimal: Space-separated decimal values