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A tiny tool to check code signature of Mac .app bundles and iOS .app/.ipa files

CheckAppSignature

Download CheckAppSignature-1.0.zip, run, drop .ipa or .app into its window and you'll see the code signature details.

How it works

IPA file is extracted into a temp directory, and then

codesign -dvvv /path/to/the.app

is run.

See TN2250: Understanding and Resolving Code Signing Issues for more info.