➕ XOR Calculator

Bitwise XOR two equal-length hex strings.

Inputs


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How it works

How it works

  • Treats each pair of hex digits as a byte and XORs corresponding bytes from A and B.
  • XOR is reversible: A ^ B = CA = B ^ C. It’s used in checksums, ciphers, and bitmasking.
  • Inputs must be even‑length hex and the same length; otherwise there’s no 1:1 byte pairing.
Privacy & Security

No data leaves page.

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Accuracy, Limits & Tips

Requires even-length, same-size hex inputs.

Examples
  • a1ff00 XOR ffffff → 5e00ff

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