Items tagged with logjam

Where’s Jackie Treehorn when you need him? There’s a new browser exploit that’s making the rounds across the internet, and it’s capable of some pretty nasty stuff. Closely related to the FREAK exploit that we detailed a few months back, Logjam works its magic by using a main-in-the middle attack on the Diffie-Hellman protocol, downgrading vulnerable transport layer security (TLS) connections to just 512-bits of encryption — skilled hackers could crack 512-bit encryption keys in mere minutes. According to WeakDH, the Logjam exploit affects 0.2 percent of the top one million domains on the web. That puts roughly 20,000 sites at risk. But there’s both good news and bad news with regards to tackling... Read more...