Articles by Graham Cluley
The call has gone out to Yahoo Japan's 200 million users to change their passwords, after the company warned that it suspected hackers had managed to access a file containing 22 million user IDs.
The Syrian Electronic Army has struck again - this time adding the scalp of the prestigious Financial Times to its collection of hijacked accounts belonging to well-known media organisations.
Graham Cluley argues that it's not cool, or funny, to hack into companies, expose the private information of members of the general public, and to launch denial of service attacks.
LulzSec are about to be sentenced, which will tell us what the judge thinks.
But why not tell us what you think, right here, right now?
Four members of the notorious LulzSec hacking gang, who attacked websites belonging to the likes of the CIA, the NHS and the Serious Organised Crime Agency (SOCA), are due to be sentenced by the UK authorities.
Although there has been increased talk recently on drive-by-downloads and compromised websites being used to deliver malware, it's worth remembering that email-based malware is far from dead.
Candace Bushnell has her Twitter hacked, and her email, and a draft version of her upcoming book leaked onto the net.
It looks like internet access into and out of Syria has been shut down, cutting the country off from the rest of the internet.
After computers in Germany became infected with the notorious Conficker worm, 170 of them were disposed of and replaced with new equipment at the taxpayers' expense.
Wouldn't it have been easier (and cheaper) to have wiped the drives and restored from a backup?
If you've received an email in your inbox telling you that your wire transfer has been cancelled, take care - as it's the latest attempt by online criminals to infect the general public's Windows computers.
The Syrian Electronic Army is up to its dirty tricks again - this time hijacking Twitter accounts belonging to The Guardian.
Minority groups in China appear to have been targeted by a Mac malware attack, delivered via boobytrapped Word documents.
Who could possibly be interested in targeting their computers?
Award-winning security blogger Brian Krebs is loved by everyone on the internet... apart from the criminals.
Find out what they're saying about him in their latest version of the Redkit exploit kit.
Computer users are warned to be on the lookout for messages in their email inbox, claiming to be an incoming fax.
A study by Ofcom, the UK communications watchdog, has unearthed some appalling statistics which reveal just how badly the general public treat password security.
Just last week you were congratulating yourself for patching your computer against a Java security hole.
Now another zero-day unpatched vulnerability has been found in Oracle's widely used software.
Twitter's security team appears to be playing whack-a-mole with a group of hackers who have made a name for themselves hijacking the accounts of high profile media organisations.
When there's nothing funny on American TV, you can always rely upon an infomerical selling some crazy product to have you chuckling or simply agog in disbelief that anyone would ever buy such a thing.
Watch this video, you won't believe your eyes.