TLS or Transport Layer Security is an encryption protocol. It is designed such that communication through TLS remains secure and private. In this post, I will explain what TLS handshake is and how to ...

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 ...

Part 5 of a six-part article: The easiest way to test the encryption is to send an e-mail to the e-mail administrator of the domain you just configured and ask him/her to send you back the headers of ...

The US National Security Agency has issued a security advisory [PDF] this month urging system administrators in federal agencies and beyond to stop using old and obsolete TLS protocols. "NSA ...

Organizations moving to the TLS 1.3 protocol must decide whether to deploy middleboxes that intercept network traffic for greater visibility, but doing so presents security and regulatory risks. To ...

TLS is the successor to the better-known SSL (Secure Socket Layer) encryption protocol; both are used to secure data communications between browsers and the destination server. The makers of the four ...

Wednesday’s discovery of three mis-issued TLS certificates for Cloudflare’s 1.1.1.1 encrypted DNS lookup service generated ...

A team of academics has revealed a new cryptographic attack this week that can break encrypted TLS traffic, allowing attackers to intercept and steal data previously considered safe & secure. This new ...

The NSA released new guidance providing system administrators with the tools to update outdated TLS protocols. The National Security Agency (NSA) is lighting a fire under system administrators who are ...

Microsoft has announced that it will be disabling the oldest versions of the Transport Layer Security (TLS) protocol in Edge and Internet Explorer 11 by default in 2020. The company said in a blog ...