JWS Signature Header Generator

To use the Generator tool below:

1. Edit the JWS Header section and update the following:
   1. "kid"
   2. "iat"
   3. "iss"
2. Paste the HTTP request body into the JWS Payload section (JSON)
3. Paste the Private Key into the Private Key area (see PKI Management for details of how to generate your Private Key).
4. Click the Generate JWS Signature button.
5. Use the generated string as a JWS-Signature header value when making your calls to the Sentenial Instant Payment Endpoint you referenced in step 2 above.

Generator Tool

Paste the required information as indicated below and click Generate JWS Signature when you’re done:

For further reference see:

• RFC7515 - JSON Web Signature (JWS)
• RFC7797 - JSON Web Signature (JWS) Unencoded Payload Option