> ## Content Index
> Fetch the complete content index at: https://dx.dev.dxm.digitalrealty.com/blog/llms.txt
> Use this file to discover other available public pages before exploring further.

# Help
- URL: https://dx.dev.dxm.digitalrealty.com/blog/help/
- Published: 2026-09-30T11:23:49.000Z
- Updated: 2026-09-30T11:23:49.000Z
- Author: Admin
- Tags: audience:internal, dxm/help, audience:external

Find answers and guidance about access, registration, and development in the DX Portal.

## Access & Security

### What is an API key?

An API key consists of a Client ID and Client Secret. You can obtain them by creating or requesting an application in the DX Portal.

### What developer environments are available?

DXM provides Sandbox for development and integration testing, and Production for live workloads. Use the DX Portal URL for the environment you are working in.

### How do I get Sandbox access?

Request access at dxmsupport@digitalrealty.com.

### How do I get Production access?

Request access at dxmsupport@digitalrealty.com.

### How do I restore a removed Production API Product?

Submit another request using the **Request Production Access** option in the request form.

### Which grant type should I use?

Use `client_credentials`.

### Is the JWT digitally signed?

Yes. The current documentation specifies RS256.

### Is the JWT encrypted?

No. The current documentation says the token is Base64 encoded, rather than encrypted. It also describes a 2048-bit SHA256-RSA key in the TLS keystore.

### Are the Client ID and Client Secret encrypted?

The current documentation says they are not encrypted and that the API Gateway validates them for API calls.

### Does Digital Realty follow IETF JWT security practices?

The current documentation says Digital Realty uses Apigee X policies to enforce security practices.

## Registration

### What are API Products?

An API Product groups related APIs for a service provided by Digital Realty.

### How do I report a bug?

In the Support form, select the **Report a bug** category.

## Development

### Where can I find error response codes?

See the **Troubleshooting** guide for response codes and common errors.

### How do I test my application workflows?

Use the Playground to explore API definitions and test business workflows with mock responses.

### How do I test an API in Sandbox?

Open the relevant API documentation and follow its **How To Guide** for connecting to Sandbox and using the API operations.

### How do I get Playground access?

Request access at dxmsupport@digitalrealty.com.

### Does Digital Realty follow an API design standard?

The current documentation says Digital Realty APIs use OpenAPI Specification version 3 (OAS3).