This week I’m dealing with secure e-mail, and in particular the Transport Layer Security (TLS) protocol. The financial services company for which I’m consulting is setting up secure e-mail links with ...

Learn what a CAA record is, how it protects your domain from unauthorized SSL certificate issuance, and how to set it up for ...

The Transport Level Security (TLS) protocol is one of the few rock-steady spots in the rapidly changing computing industry, but that’s about to change as quantum computers threaten traditional ...

Webmasters who patched their sites against a serious SSL flaw discovered in October will have to check them again. Researchers have discovered that the vulnerability also affects implementations of ...

Initially, researchers believed it affected only SSL 3.0, an aging protocol superseded by TLS 1.0, 1.1. and 1.2. That still put users at risk, since most browsers and servers still supported SSL 3.0 ...