The security of online transactions is again in the spotlight as a pair of UK cryptographers take aim at TLS.
TLS, or Transport Layer Security, is the successor to SSL, or Secure Sockets Layer.
It's the system that puts the S into HTTPS (that's the padlock you see on secure websites), and provides the security for many other protocols, too.
Like 2011's infamous BEAST attack, it has a groovy name: Lucky Thirteen.
Read more: Naked Security