If you haven't already updated your copy of Windows, you'll definitely want to after you read this.
Russian hackers have been hitting government targets with a secret exploit that has, until now, been completely untraceable. This security hole affects all versions of Windows as well as Windows Server 2008 and 2012.
The hack was discovered by iSIGHT, a cybersecurity research team collaborating with Microsoft. The exploit lets hackers stuff malware into PowerPoint slideshows. Once installed, the virus lets hackers steal files and snoop on a computer.
If you haven't done it already, be sure to check out every app you should update for today's Patch Tuesday. Click here to do just that.