July 28, 2016

The Xen “bunker buster” bug – what you need to know

Xen is supposed to keep multiple virtual machines on one computer safely apart. Sometimes that doesn't work out...

Naked Security

November 02, 2015

Critical Xen vulnerability went undiscovered for seven years

An extremely serious vulnerability in Xen hypervisor software that would have allowed an attacker to escape their virtual machine and take over a host computer went undiscovered for seven years.

Naked Security

August 06, 2015

SSCC 210 – So many cool new Windows 10 features to opt out of! [PODCAST]

Enjoy the latest episode of our award-winning weekly security podcast - a quarter-hour of entertaining education.

Naked Security

July 30, 2015

Xen fixes another “virtual machine escape” bug

Last time it was the floppy disk drive that let crooks squeeze out of jail - this time, the virtual CD-ROM is their springboard...

Naked Security

May 16, 2015

The phone that keeps an eye on your eyes – 60 Sec Security [VIDEO]

The latest episode of our weekly "security news in one minute" video. Enjoy...

Naked Security

March 16, 2015

Monday review – the hot 23 stories of the week

Here they are: the hot computer security stories of the past week, neatly laid out for you to review.

Naked Security

March 14, 2015

If you hammer your RAM, won’t that break it? 60 Sec Security [VIDEO]

From CPUs on fire to hammered memory modules - here's our latest 60 Second Security video! Why not give it a try...

Naked Security

March 12, 2015

SSCC 189 – Hey, is that your CPU on fire? [PODCAST]

Join Sophos experts Chester Wisniewski and Paul Ducklin for our weekly security podcast. Sharp, witty and educational, as usual (if we do say so ourselves)...enjoy!

Naked Security

March 11, 2015

As easy as 123: Xen hypervisor bug found, fixed, phew…‏make sure you’re patched!

Xen is often used to share one physical server amongst many different customers - and it's supposed to keep them safely apart. Sometimes, things don't quite work out...Paul Ducklin explains.

Naked Security