When you first launch the program you won’t see many things here, but as you copy more you’ll see your collection grow. ReiKey and LuLu are two I would start with to secure yourself and thereby your clipboard contents. Freely available and trustworthy software can show you event taps, key loggers, exfiltration and just communication attempts so you can catch a program that might do things you don’t expect. There are some things you can do, however, to mitigate this. How secure is “ secure keyboard entry” in Mac OS X's Terminal? In Secure Keyboard Entry - a blog post by Daniel Jalkut Technical Note TN2150: Using Secure Event Input Fairly Practically you can Either restrict your set of apps installed to those you trust with the data you put in the clipboard or don't restrict sensitive content by never placing it into the clipboard so that the least trusted app only gets data you can permit it to see / log / capture / exfiltrate.įrom here, the rabbit hole for developers and security minded people using macOS begins with an overview of secure text input options within programs to prevent key loggers in addition to pasteboard snoopers from grabbing secure input: Clipboard is the mechanism to let all apps read / modify shared data. The macOS clipboard is a public billboard open to all processes. Some very common apps appear to be abusing the privilege and even if your password manager clears the contents quickly, this could easily be abused to steal keystrokes and passwords or other sensitive data. This appears to be changing with 2020 features in publicly announced betas where Apple potentially will notify us each time an app copies content out of the clipboard. No security for data that is in one of the system clipboards is possible by design.

How to access clipboard on mac