XML C14N

Canonicalize XML with Inclusive C14N 1.0 (optional comments) and show byte length plus SHA-256.

All processing on this page runs locally in your browser unless noted otherwise.

Practical Inclusive C14N subset for debugging. Server implementations may still differ in edge cases.

Mode

Ctrl/⌘ + Enter to run

Input XML

Output

How to use

Paste the XML you need to normalize before signing.
Choose C14N or C14N-WithComments, then run.
Compare byte length / SHA-256 with your peer, or copy the canonical text.

FAQ

Is this exclusive C14N?

Yes — choose Exclusive modes in the dropdown. Inclusive modes remain available.

Is C14N local?

Yes. Canonicalization and hashing stay in the browser.

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