Best of 2020

The blog posts Hacker News loved most in 2020. 239 posts.

Networking & Internet
118

Cyberespionage Using SS7 via Circles

Circles is a surveillance firm that reportedly exploits weaknesses in the global mobile phone system to snoop on calls, texts, and the location of phones around the globe, and is affiliated with NSO Group, which develops the oft-abused Pegasus spyware. Using Internet scanning, we found a unique signature associated…