Cryptography


WhatsApp Adds Encryption by Default to Android App

WhatsApp, a massively popular messaging app, recently added end-to-end encryption for some mobile clients, a move that brings a high level of security to millions of users. The change is the result of a partnership with Open Whisper Systems, the secure text and mobile OS company started by security researcher Moxie Marlinspike. Twitter acquired Open […]


Microsoft is considering adding public-key pinning–an important defense against man-in-the-middle attacks–to Internet Explorer. The feature is designed to help protect users against the types of MITM attacks that rely on forged certificates, which comprise a large portion of those attacks. Attackers use forged or stolen certificates to trick victims’ browsers into trusting a malicious site […]

LAS VEGAS–One of the longest running jokes in the security industry is that each coming year finally will be The Year of PKI. While that one huge year never materialized, the use of PKI and digital certificates has become an integral part of how the Internet works today. But there are some challenges on the horizon […]

When the National Security Agency discovers a new vulnerability that looks like it might be of use in penetrating target networks, the agency considers a number of factors, including how popular the affected software is and where it’s typically deployed, before deciding whether to share the new bug. The agency shares most of the bugs […]