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# AWS Request Signature

> For the full documentation index, see: https://docs.mulesoft.com/llms.txt

The AWS Request Signature policy signs outgoing requests with AWS Signature Version 4 (SigV4) or
Signature Version 4A (SigV4A).

For configuration details, see
[AWS Request Signature Policy](https://docs.mulesoft.com/gateway/latest/policies-outbound-aws-signature).

## May 19, 2025

### What’s New

- AWS Request Signature policy implementation version 1.0.0 is now supported by Omni Gateway.

- AWS Request Signature policy definition version 1.0.0 is now supported by Omni Gateway.