Invalid Signature. A sealed resource is missing or invalid.

 

 

developer.apple.com/library/ios/documentation/Security/Conceptual/CodeSigningGuide/Introduction/Introduction.html

 

About Code Signing

About Code Signing Code signing is a macOS security technology that you use to certify that an app was created by you. Once an app is signed, the system can detect any change to the app—whether the change is introduced accidentally or by malicious code.

developer.apple.com

 

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