Articles by Graham Cluley

About Graham Cluley

Graham Cluley is an award-winning security blogger, and veteran of the anti-virus industry having worked for a number of security companies since the early 1990s. Now an independent security analyst, he regularly makes media appearances and gives computer security presentations. Send Graham an email, subscribe to his updates on Facebook, follow him on Twitter and App.net, and circle him on Google Plus for regular updates.

Has your Hewlett-Packard ScanJet printer just tried to infect your PC with malware?

Has your Hewlett-Packard ScanJet printer just tried to infect your PC with malware?

Beware! Cybercriminals have attempted to infect computers worldwide, disguising their attack as an email claiming to come from a scanner in your office.

The biggest Mac malware attack of all time - blogger names suspected mastermind

Suspected mastermind behind biggest Mac malware attack of all time

Award-winning security blogger Brian Krebs has shared details of his investigation into who might have been behind Flashback - which hit more than 600,000 Mac computers in early 2012

How to stop your friends' Facebook apps from accessing *your* private information

How to stop your friends' Facebook apps from accessing *your* private information

Many internet users are wary of sharing their personal information willy-nilly with the world, but did you know that sometimes it's your Facebook friends who might be unwittingly passing your private details on?

Rohypnol, rape and other disturbing content. Isn't it about time Facebook cleaned up its act?

Rohypnol, rape and other disturbing content. Isn't it about time Facebook cleaned up its act?

Facebook should be doing more to protect its billion users from abuse, argues Graham Cluley.

Can any social network defend taking no proactive action against pages which promote date-rape drug Rohypnol and have obviously offensive content?

Fake Zendesk security notice spammed out, directs traffic to Canadian drug websites

Fake Zendesk security notice spammed out, directs traffic to Canadian drug websites

Should you trust the security notice you have just been emailed, telling you to watch out for scam emails and to use hard-to-crack passwords?

Perhaps not...

BBC Weather's Twitter account is hijacked by Syrian Electronic Army

BBC Weather's Twitter account is hijacked by Syrian Electronic Army

The official Twitter account used by the BBC's weather team has been hijacked by Syrian hackers.

Fortunately, they don't seem to be using it to spread malicious links - but are instead trying to spread political messages about Syria instead.

iOS 6.1.3 security flaw allows passcode lock bypass... again [VIDEO]

iOS 6.1.3 security flaw allows passcode lock bypass... again [VIDEO]

iOS 6.1.3 has only just been released by Apple, and already a security hole has been followed - allowing anyone to bypass the passcode lock on iPhones, and access private data on the device.

Anyone else getting a sense of Deja Vu?

DarkSeoul: SophosLabs identifies malware used in South Korean internet attack

Internet attack hits South Korean banks and broadcasters

Computer networks belonging to South Korean TV broadcasters and at least two major banks have been disrupted by what some have suggested was a malicious internet attack originating in North Korea.

A DHL delivery which is nothing but malware - Windows users warned of email attack

A DHL delivery which is nothing but malware - Windows users warned of email attack

Have you received an email from DHL about a failed package delivery?

Please remember to be on your guard. Cybercriminals are once again up to their old tricks.

Chameleons, botnets and click fraud

Chameleons, botnets and click fraud

A botnet called "Chameleon" is said to be generating more than $6 million a month through bogus clicks on online adverts.

Find out more about how click fraud works.

Pope sued over sexual abuse and not wearing seatbelt? Fake CNN and BBC news alerts spread malware

Pope sued over sexual abuse and not wearing seatbelt? Fake CNN and BBC news alerts spread malware

Malware campaigns spammed out in the last 24 hours have pretended to be breaking news stories from the likes of CNN and the BBC.

iOS 6.1.3 released - Apple fixes iPhone/iPad passcode-bypass security loophole

iOS 6.1.3 released - Apple fixes iPhone/iPad passcode-bypass security loophole

Apple has just released iOS 6.1.3, an operating system update for iPhones and iPads that is said to fix a high profile flaw that could potentially allow someone to bypass your device's lock screen.

Is it ever acceptable for a journalist to hack into somebody else's email?

Is it ever acceptable for a journalist to hack into somebody else's email?

Sky News journalist Gerard Tubb may have hacked into emails sent by "Canoe Man", but he will escape prosecution.

Other journalists would be unwise, says Graham Cluley, to see this as a green light for email hacking.

Express Shipment Notification emails contain malware

Express Shipment Notification emails contain malware

Online criminals have spammed out messages, claiming to come from DHL Express International, that are designed to install malware onto the computers of unsuspecting PC users.

Google Glass pre-order scammers set up shop on the web

Google Glass

Do you want to be one of the first people to get your hands on Google's internet-enabled Glass technology?

If so, be careful to keep an eye open for scammers and spammers.

Sophos CEO suffers from a watery end for #ComicRelief

Sophos CEO suffers from a watery end for Comic Relief

Raising money for Comic Relief's "Red Nose Day", Sophos CEO Kris Hagerman receives a dunking.

Do you read Naked Security via Google Reader?

Do you read Naked Security via Google Reader?

If you follow Naked Security's RSS feed via Google Reader, and want to carry on reading the latest security news, you're going to have to start thinking about what you should do when Google shuts Reader down for good.

Why not sign-up for our email newsletter instead?

Bill Gates's social security number, address, credit report and more... published by hackers

Bill Gates's social security number, address, credit report and more... published by hackers

Bill Gates is the latest celebrity to have had his personal information published on a website that has exposed the social security numbers, addresses and personal financial information of a number of people in the public eye.

Fake Pope on Twitter dupes thousands of followers, says he's loved more than Santa Claus

Fake Pope on Twitter dupes thousands of followers, says he's loved more than Santa Claus

Many people are following a Twitter account which claims to belong to the new Pope.

And, as we all know, cybercriminals love to take advantage of a hot news story to spread attacks and dupe people into clicking on links without thinking.

Malware poses as booking confirmation email from Welsh seaside hotel

Malware poses as booking confirmation email from Welsh seaside hotel

Heads up folks!

A seaside hotel in Pembrokeshire, South West Wales, has become the unwilling participant in a widespread malware attack spammed around the world. Don't be fooled into infecting your PC.