1. What's the difference between application signing and notarization?
2. What are the security benefits of notarization?
3. Why does notarization require an internet connection?

https://objective-see.com/blog/blog_0x64.html

is an excellent blog post that describes a recent vulnerability in Apple's application security layer in MacOS. It goes into a lot of technical detail, but don't worry about following it all. 

 

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