codesign.txt

Snippets

hexdump -C -n128 myfile.ext

security find-identity -v -p codesigning

codesign -d --entitlements :- Snapp.app

cd ~/Library/MobileDevice/Provisioning\ Profiles/
security cms -D -i xxxxxxxx_your_pp_id.mobileprovision

codesign -s "iPhone Developer: Behdad $(MY_TEAMID)" Snapp.app
(Matches longest string)

codesign -v --verbose Snapp.app


Resign:

Remove old signing:
- unzip -q old.ipa
- rm -rf Payload/*.app/_CodeSignature

Copy new provisioning profile:
- cp new_provisining_profile.mobileprovision Payload/*.app/embedded.mobileprovision

Generate entitlements using old entitlements
- cd Payload/
- codesign -d --entitlements - *.app > entitlements.plist
- cd ..
- mv Payload/entitlements.plist entitlements.plist

Force sign the app:
- /usr/bin/codesign -f -s "Your_certificate_in Keychain" '--entitlements' 'entitlements.plist'  Payload/*.app

Zip it up:
- zip -qr resigned.ipa Payload