Created by an advertising agency in Boulder, Colorado, the web-borne Happy Hour Virus lets you deliberately simulate a security problem in order to leave work early.
Paul Ducklin stayed back late to take a look...
Google has pledged to continue supporting its Chrome browser on Windows XP until at least April 2015, a full year after Microsoft officially ends support for the legacy platform in April 2014. But could its decision end up dissuading people from moving away from XP in a prompt and timely manner?
In the first of a two part series, Fraser Howard takes a closer look at the Redkit exploit kit.
Learn more about how this kit works and the compromised web servers that are being used to host it.
Computer users should be getting used to security updates for Adobe Flash by now - after all, this is the fourth in as many weeks.
Make sure your computers are protected as soon as possible.
SophosLabs has seen huge volumes of legitimate sites being compromised with malicious redirects in recent weeks.
Fraser Howard explains what's going on, and how the compromised web servers are almost exclusively running Apache.
About two weeks ago, a posting on the Full Disclosure Mailing List announced a new Linux rootkit.
Indeed, the posting didn't just announce the malware, but included a fully-working sample...
Revolution OS - or adware? An update to the popular Ubuntu Linux distribution will pass searches through Amazon.com's search engine. Now the Electronic Frontier Foundation calls that move a "major privacy problem."
Java brings with it some significant risks, yet for many people, it's "just there on my computer."
In this episode, Duck and Chet tell you All about Java, and help you to make an informed decision in balancing its risks and rewards at work and at home.
A web-based malware attack has been discovered, targeting users of Windows, Mac and Linux.
Although the amount of malware written for different operating systems can vary, it's becoming increasingly hard to argue that it's safe to surf the web on any OS without anti-virus protection.
Flaming Retort is back, this time trying to Coole and Explayne the flames we've had from some Mac users in the past few days.
In a back-to-front way of making Mac fans feel better, I'll start by making everyone feel slightly worse, taking a small potshot at Windows, OS X and Linux fans alike.
Just under a month ago, the official distribution site for the Linux kernel was taken offline following an embarrasing malware incident.
The good news is that kernel.org is back online. It's not all roses, though.
Lots of readers said they'd like to see our 'news-with-a-conscience' videos more than once a month.
So here you go. 60 Second Security, once every two weeks.
The Linux world is in a bit of a security spinout at the moment.
Could this be the moment that you finally decide to try OpenBSD?
A chap by the name of Efim Bushmanov has just published a claim that he has reverse-engineered the Skype protocol.
But how did he do it? And will the lawyers take it from here?
Welcome to the first installment of a brand new Naked Security column, Flaming Retort!
This week, Sophos Voice of Reason Paul Ducklin soothes the friction which seems to warm things up whenever Linux meets anti-virus.
Mac user? Windows user? It doesn't really matter when it comes to cross-platform malware. A new version of the Boonana Trojan horse has been discovered.