Unhandled system exception: Server was unable to process request ---> Padding is invalid and cannot be removed.
Error with certain quick actions or integration tools after moving to a new server: System.Security.Cryptography.CryptographicException: Padding is invalid and cannot be removed.
![Troy Hunt: Do you trust your hosting provider and have they really installed the padding oracle patch? Troy Hunt: Do you trust your hosting provider and have they really installed the padding oracle patch?](https://www.troyhunt.com/content/images/2016/02/622621image5B25D.png)
Troy Hunt: Do you trust your hosting provider and have they really installed the padding oracle patch?
![Deploying Parallel Redundancy Protocol within a Converged Plantwide Ethernet Architecture CVD - CPwE Parallel Redundancy Protocol Design Considerations [Design Zone for Manufacturing] - Cisco Deploying Parallel Redundancy Protocol within a Converged Plantwide Ethernet Architecture CVD - CPwE Parallel Redundancy Protocol Design Considerations [Design Zone for Manufacturing] - Cisco](https://www.cisco.com/c/dam/en/us/td/i/300001-400000/380001-390000/387001-388000/387873.jpg)