picosnitch helps you protect your security and privacy by "snitching" on anything that connects to the internet, letting you know when, how much data was transferred, and to where.
It uses BPF to monitor network traffic per application, and per parent to cover those that just call others.
It also hashes every executable, and will complain if some mischievous program is giving it trouble.
3 comments
Show HN: A reasonably reliable traffic per application monitor using BPF | Heykuki News