JWE Decoder (Inspect-Only)
Inspect JSON Web Encryption (JWE) compact tokens locally — header, IV, and part sizes without decrypting.
Local workspace
Named projects in IndexedDB · Local only — never synced to our servers. Worksp…
Batch workspace
Format multiple files locally in one run.
How to use the JWE Decoder
Paste code or file
Paste your raw TEXT text or upload directly.
Configure options
Choose indentation, dialect, or formatting preferences.
Format & export
Click format, then copy, download, or inspect in tree view.
What is a JWE Decoder?
Inspect JSON Web Encryption (JWE) compact tokens locally — header, IV, and part sizes without decrypting. This tool re-indents and organizes code according to standard style conventions while checking for syntax validity. Everything executes 100% inside your browser, guaranteeing zero latency and complete privacy for API keys, user tokens, and confidential database schemas.
Frequently Asked Questions
Does this tool decrypt JWE payloads?
No. It is inspect-only: it decodes the protected header and reports sizes/hex previews of encrypted parts without attempting decryption.
How is JWE different from JWT?
JWT (JWS) uses three segments and is signed. JWE compact form uses five segments and encrypts the payload.
Is my token uploaded?
No. Parsing runs entirely in your browser with zero network requests.
What if I paste a normal JWT?
You will get an error asking for five parts. Use the JWT Decoder companion tool for three-part tokens.
Which JWE algorithms are shown?
The protected header alg and enc values are displayed when present (for example dir and A256GCM).