Little Snitch VS Micro Snitch

The first two can be handled by firewall. Little Snitch for example: https://obdev.at/products/littlesnitch/index.html. Source: about 1 year ago

If you want more control over outgoing traffic, there’s commercial stuff like Little Snitch or the similar free tool LuLu from Objective-See. Source: over 1 year ago

Objective Development's Little Snitch. It's been the first piece of software I've installed on every Mac I've owned in the last 20 years. Source: over 2 years ago

Little Snitch? https://obdev.at/products/littlesnitch/index.html. Source: over 2 years ago

If you want to block it at the network/DNS level you could edit the hosts file or use something like Little Snitch to monitor (and block) outgoing connections. Source: almost 3 years ago

Also running Microsnitch - https://obdev.at/products/microsnitch/index.html. Source: about 2 years ago

I got Micro Snitch [1] as part of a bundle with Little Snitch years ago and have just had it running for cases like this. I'm fortunate to not have run into this issue, but I like the peace of mind of knowing exactly if I do. [1]: https://obdev.at/products/microsnitch/index.html. - Source: Hacker News / about 2 years ago

> … 'coreaudiod', because it apparently is constantly listening to the microphone built in near the keyboard and spending cpu cycles trying to filter out background noise. Apparently running the signal desktop app in the background is enough to keep coreaudiod constantly wasting battery. Because signal is open and has been granted permissions for microphone and speakers, even if no call session is open? There’s... - Source: Hacker News / over 2 years ago

Do not use them! Apple doesn’t recommend anything thicker than a sheet of paper. So, if you want a cover, cut a piece of Post-it note or something like that. You can also check out OverSight or Micro Snitch for a software approach to improved privacy. Source: almost 3 years ago