Yes, you can notarize command tools. Doing so ensures independent approval that the code isn’t malicious, and disapproval, letting macOS block code with revoked certificates or notarization.
altool
WWDC this year again featured a session on notarization. Here’s a summary of its status in Big Sur, and details of what’s next.
Stepping through building it correctly in Xcode, turning it into an Installer package getting it notarized and the ticket stapled to the tool.
You don’t have to add an Info.plist to a standalone Mach-O tool in order to sign it, or to get it notarized successfully. And more tips.
Preparing software for distribution shouldn’t be harder than writing the code in the first place.
It took 5 apps, 4 command tools in 6 commands, 2 developer certificates and an app-specific password for 260 lines of code.
The Eclectic Light Company 