---
title: "License Cipher UWP SDK 1.1.0"
description: "Enhanced License Cipher Integration: Updated encryption approach to encrypt only challenge values within PlayReady XML body data, ensuring…"
---
> For the complete documentation index, see [llms.txt](/llms.txt).

- **Enhanced License Cipher Integration**: Updated encryption approach to encrypt only challenge values within PlayReady XML body data, ensuring seamless compatibility with XML-parsing players

- **Improved Player Compatibility**: Resolved playback issues with players like Bitmovin that require access to PlayReady challenge data structure

- **Better Stability**: Enhanced overall playback stability when License Cipher encryption is enabled in your UWP applications