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Set Up JSON Web Token Messaging {#restgs-jwt-message-intro}
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To set up JSON Web Token messaging, you will complete the tasks described in this section.

#### Figure:

Set Up JSON Web Token a Messaging ![](/content/dam/new-documentation/documentation/en-us/topics/platform/rest/getting-started/images/flow-keys-json-600x185.svg/jcr:content/renditions/original)

1. Sign up for a sandbox account. See [Step 1: Sign Up for a Sandbox Account](/content/cybsdeveloper2021/amer/en/docs/vas/en-us/platform/developer/all/rest/rest-getting-started/restgs-jwt-message-intro/restgs-register.md "").
2. Create a P12 certificate. See [Step 2: Create a P12 Certificate](/content/cybsdeveloper2021/amer/en/docs/vas/en-us/platform/developer/all/rest/rest-getting-started/restgs-jwt-message-intro/restgs-security-p12-intro.md "").
3. Construct a message using a JSON web token. See [Step 3: Construct Messages Using JSON Web Tokens](/content/cybsdeveloper2021/amer/en/docs/vas/en-us/platform/developer/all/rest/rest-getting-started/restgs-jwt-message-intro/restgs-jwt-const-intro.md "").
4. (Optional) Enable the optional message-level encryption (MLE) feature. See [Step 4: Enable Message-Level Encryption](/content/cybsdeveloper2021/amer/en/docs/vas/en-us/platform/developer/all/rest/rest-getting-started/restgs-jwt-message-intro/restgs-mle-intro.md "").
5. Go live by transitioning your sandbox account into a production account. See [Step 5: Going Live](/content/cybsdeveloper2021/amer/en/docs/vas/en-us/platform/developer/all/rest/rest-getting-started/restgs-jwt-message-intro/restgs-go-live-intro.md "").

