Notarize Your Mac Software for macOS Catalina

However, with the latest security update (2020-003) for macOS High Sierra (10.13) and Mojave (10.14), Apple has chosen to remove the command, MacRumors reports.

October 3, 2019

To further protect users on macOS Catalina, we’re working with developers to make sure all software, whether distributed on the App Store or outside of it, is signed or notarized by Apple. This will give users more confidence that the software they download and run, no matter where they get it from, has been checked for known security issues.

In June, we announced that all Mac software distributed outside the Mac App Store must be notarized by Apple in order to run by default on macOS Catalina. Make sure to test all versions of your software on the macOS CatalinaGM seed and submit it to Apple to be notarized.

Get Your Mac Software Notarized

October 19, 2018

macOS Mojave is here. Give Mac users even more confidence in your software distributed outside the Mac App Store by submitting it to Apple to be notarized. When users on macOS Mojave first open a notarized app, installer package, or disk image, they’ll see a more streamlined Gatekeeper dialog and have confidence that it is not known malware.

Apple Software Mac Software Update Today App

Download Xcode 10 and submit your software today. In an upcoming release of macOS, Gatekeeper will require Developer ID–signed software to be notarized by Apple.