BT Updater Client 3.5.3 release notes
March 24th, 2026
🆕 New features
This is a maintenance release and there are no new features.
✨ Enhancements
This is a maintenance release and there are no new features.
🛠️ Issues resolved
| Description | Resolution |
|---|---|
| Authentication bypass possible via extracted JSON Web Token (JWT) secret. | Moved JWT signing key into local machine store. |
📝 Requirements
- .NET 4.7.2 or later
- IIS to be enabled on host
