Comment by np1810

21 days ago

> LittleSnitch is great for MacOS; it is easily configured to alert you every time your machine makes ip/domain connections, which can then be accepted, denied, or rules made

For an open-source alternative, consider checking out - Lulu [0]. It's not as feature rich nor has impressive UI like the former but gets the main work done.

[0] https://github.com/objective-see/LuLu