Codesign failed on 10.12 Sierra

Question

Just installed 10.12 and Xcode 8 codesign command fails even from terminal with A cryptographic verification failure has occurred. and no further detai

Answer 1

This Chinese website helps me to solve that issue.

Launch "Keychain Access", go to "Preferences..." and click "Reset My Default Keychain". After that I was finally able to build my projects.