Fix error “damaged and can’t be opened …”
Disable GateKeeper
Also on macos 10.15 and later you need to turn off System Integrity Protection (SIP) View here
In some cases, despite turning off SIP and still unable to open the Crack software, and reported the same error as above
You do the following:
Open terminal
xattr -cr [the path to the app is faulty .app]
Enter xattr -cr drag the app that is crashing from Applications