Apple is planning to implement a change to pasteboard (aka your iPhone’s internal clipboard) that will prevent Mac apps from being able to read the pasteboard without the user being alerted, according to information Apple has shared with developers.
In macOS 16, Mac users will get an alert when a Mac app reads the pasteboard without direct user interaction. This change means apps won’t be able to surreptitiously view the things you’ve copied and pasted.
Read more at MacRumors.com