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Every blog post that took off on Hacker News, ranked by the votes of its best submission. 4,440 posts.

Security & Privacy
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1957

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…

1973

Facebook Sponsors Let's Encrypt

We’re happy to share today that Facebook is the newest Gold sponsor of Let’s Encrypt. Facebook has taken multiple important steps to support and advance encryption this year, and we are glad to see Let’s Encrypt as the latest example. According to Alex Stamos, Chief Security Officer at Facebook, “Making it easier for…

1979

Bitcoin 0.13.0 Binary Safety Warning

Bitcoin.org has reason to suspect that the binaries for the upcoming Bitcoin Core release will likely be targeted by state sponsored attackers. As a website, Bitcoin.org does not have the technical resources to guarantee that we can defend ourselves from attackers of this calibre. We ask the Bitcoin community, and in…