Add-ins with digital signatures created in ArcObjects 10.0 and 10.2, are marked as trusted but return an invalid signature error, "Warning: This Add-In file contains invalid digital signatures" when installed in ArcGIS 10.3
Last Published: March 9, 2015ArcObjects SDK for the Microsoft .NET Framework
Bug ID Number
January 23, 2015
June 11, 2020
ArcObjects SDK for the Microsoft .NET Framework
Operating System Version
After review by the development team, it has been determined that this issue is related to a known limitation with the software that lies outside of Esri's control. The issue's Additional Information section may contain further explanation.