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Tool Factory

Keys, Certificates & Tokens

JWT Signer

Process key or token data with JWT Sign and explicit format settings. Enter the key material, choose the required format, then review the result.

Tool workspace

Needs input

Your input stays in this browser.

Add the required input to continue.

Input

Add your source and choose the required options.

Options

Results update automatically.

Your result appears here

Complete the required input to continue.

Direct answer

What JWT Signer does

JWT Signer helps you process key or token data with JWT Sign and explicit format settings. Enter the key material, choose the required format, then review the result. You can add text or data, choose the needed options, and review the text result.

Output

What you receive

The tool returns a text result. Check the result before you use it in another system.

Common questions

Answers about JWT Signer

What does JWT Signer do?

JWT Signer: Signs a JSON object as a JSON Web Token using a provided secret / private key. The key should be either the secret for HMAC algorithms or the PEM-encoded private key for RSA and ECDSA.

What input does JWT Signer accept?

JWT Signer accepts a structured JSON value. Signs a JSON object as a JSON Web Token using a provided secret / private key. The key should be either the secret for HMAC algorithms or the PEM-encoded private key for RSA and ECDSA.

Which settings does JWT Signer provide?

JWT Signer provides controls for Private/Secret Key, Signing algorithm, Header. These controls define how it processes the input.

What does JWT Signer return?

JWT Signer returns text. Signs a JSON object as a JSON Web Token using a provided secret / private key. The key should be either the secret for HMAC algorithms or the PEM-encoded private key for RSA and ECDSA.

Use this tool

How to use JWT Signer

  1. Add the text or data that you want to process.
  2. Use the available controls to choose the required options.
  3. Review the text result. Copy or download it when the tool provides that action.

Processing

Browser processing

This tool processes its input in your browser. Your files and text stay on your device.

Common uses

Where JWT Signer fits

  • Prepare text or data for another system.
  • Replace repeated manual edits with one focused step.
  • Create a reusable result for a larger workflow.

Limits

Check before you use the result

  • The result depends on the quality and format of the supplied text or data.
  • Closing this page clears the active task from the interface.

Topics

Explore connected categories

Keys, Certificates & Tokens, Cryptography & Ciphers

Topic hubs

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