... Researchers have discovered a new security flaw that could affect tens of thousands of HTTPS websites, mail servers and other services by allowing attackers to downgrade the Transport Layer Security (TLS) connections to 512-bit export-grade cryptography to crack that connection and read any data being transmitted. Dubbed LogJam, researchers from Microsoft, John Hopkins University, University of Michigan, University of Pennsylvania and the Inria Nancy-Grand Est research in France, discovered the flaw some months ago, and have subsequently informed browser makers about the issue, who are currently patching. The research team has published a technical paper (pdf) and built a...