How can you create your own personal certificate suitable for signing your apps? Uses Certificate Assistant, and free of cost.
codesign
Should you use ad hoc signing, or make your own personal certificate? Why would you want to sign a script or app you have made?
How my apps were correctly signed, but using the wrong certificate. They passed all tests here, but would not come out of quarantine normally on other systems.
The Eclectic Light Company 