Former US Secretary of State Colin Powell is the latest public figure to have fallen victim to hackers, with a series of out-of-character messages posted to his Facebook page.
Saudi Aramco, the national oil company of Saudi Arabia, has had its official Twitter account compromised by hackers.
The hackers have changed the firm's avatar and are tweeting out a series of messages.
Has Justin Bieber died in a car crash? No. But that doesn't stop Facebook users spreading the "news"
Get your real news from real news websites. Don't trust Google or your Facebook friends, as they may be sharing links and stories that simply aren't true.
Facebook said that when retrieving a user's email address via graph API, app developers were receiving a 10-digit number once for every 1,000 users, more or less (mileage varies), instead of the properly formatted email address the documentation states that the field should return.
Be on your guard if you see any of your Facebook friends post a message about an alleged Rihanna sex video.
Technology journalist Mat Honan and Cloudflare CEO Matthew Prince have something in common - they've both been hacked by the UGNazi hacktivist group.
And what they told the RSA Conference spells bad news for those of us who love to use the internet and embrace cloud-based technologies in our personal and work lives.
A warning spreads on Facebook about "Talking Angela", an app that gives your children some animated cat chat.
Malheureusement, it's all too simple for people to share warnings - rather than check if the facts are true.
Have your joined thousands of others, and become a loyal listener to the "Chet Chat" yet?
Here's the latest Naked Security podcast, Sophos Security Chet Chat 103, discussing a range of recent and newsworthy topics from the world of computer security.
The social media behemoth apparently never assumed that a person with three digits worth of living to their credit would sign up to use its service.
An impossibly coiffed real estate mogul's Twitter account starts posting hip-hop lyrics.
Do *you* take enough care of your social media accounts?
Is a branch of McDonald's really charging African-Americans an extra $1.50?
Of course not, but thousands of Facebook fans are spreading the story regardless.
The controversial presenter of BBC's "Top Gear" programme, has had his Twitter account compromised by spammers... and he wants his revenge.