Articles by Graham Cluley
Many Snapchat users complain that they were sent photos from scantily-clad women with names such as "Honey.Crush9" inviting them to join them in a Skype conversation.
Here's what happened, and how to stop it from happening again.
Seriously folks, you should know that Facebook warning about a virus *burning* your hard disk is bunk
Facebook users have been sharing a warning about a virus that "burns the entire hard disk".
It's nonsense, of course. When will people learn?
With sick inevitability, cybercriminals have exploited interest in the breaking news story of the explosions at the Boston Marathon by spreading malware.
Pirate Bay cofounder Gottfrid Svartholm Warg has been charged in Sweden, on suspicion that he - and three other men - hacked into various organisations, and attempted to fraudulently withdraw money out of Nordea bank accounts.
The Syrian Electronic Army appears to have hacked into accounts belonging to the NPR media network, and defaced news stories.
A 21-year-old British man has pleaded guilty to charges that he attempted to bring down a number of websites, including those belonging to Oxford and Cambridge universities, as well as the site belonging to the Kent Police force who ultimately arrested him.
American singer Victoria Justice is not happy that someone (she blames a hacker) has leaked swimsuit photos of her onto the internet.
And she's quite right to be upset - both with the hacker, and the website that published them.
Microsoft has advised all users of Windows 7 who installed a security update to uninstall it, after some customers found their computers would not restart or applications would not load.
It's good news if you're a cybercriminal.
But probably not something that's going to do much good for one of the world's poorest countries.
Check out this funny security-related cartoon from those amusing folks at XKCD.
(If you're not busy installing Adobe updates)
O, frailty, thy name is insecure pet supply website operators...
Spammers think quoting Hamlet is a way to help them steal usernames and passwords - but they're wrong.
Southwark Crown Court in London has heard that three members of the LulzSec hacking gang have chosen to plead guilty to charges that they launched distributed denial of service (DDoS) attacks against a series of organisations including the CIA and the UK's Serious Organised Crime Agency.
SophosLabs has intercepted a malware attack, hitting many German internet users today, disguised as an email from Skype with the title "Wir haben Ihre Bestellung geliefert".
Bill Gates may be a billionaire, but if he's going to splash his cash around he's got better things to do with it than give it to people who simply share a photo of him on Facebook.
A ransomware attack takes a sinister twist - displaying images of the purported sexual abuse of children in an attempt to scare computer users into paying up.
Beware! Cybercriminals have attempted to infect computers worldwide, disguising their attack as an email claiming to come from a scanner in your office.
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
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?
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?