Facebook temporarily banned decapitation videos in May after receiving complaints about the potential of long-term psychological damage from watching such horrific material, but has since quietly changed its stance.
An elderly couple was physically and verbally abused and held at knifepoint in their home. A suspect has now been seized, thanks to the couple's granddaughter having posted a description publicly on Facebook that then went viral. Sounds good, but beware: viral manhunts like this can go very bad, very fast.
A £1 million ($1.6 million) London home has been redecorated with vomit-saturated furniture and other dubious items, all courtesy of 600 gatecrashers who showed up after a party was posted on Facebook with the toggle set to "public".
How do you fight facial recognition? You could always swap out your profile picture for that of your pet, or - this option just in - buy a T-shirt printed with creepily distorted faces of celebrity impersonators, designed to give Facebook's facial recognition technology a migraine.
How do you copy fingerprints? Which is the most trustworthy browser? Who will use Facebook for payments? How long does an email address live?
Satisfy your curiosity with this week's 60 Second Security!
Power Ventures lured Facebook users into handing over access to their contact lists, then spammed everyone they knew with emails urging them to join their site. Now that Facebook has won its five-year legal battle, has it earned back some trust?
Facebook wants to PayPal-ishly handle some aspects of online payment to make our mobile checkouts simpler, but would you trust it with your credit card details?
A coalition of US groups that advocate for teenagers is crying foul over proposed changes to Facebook policy that would rubber-stamp the use of teenagers' names, images and personal information to endorse products in advertisements.
Rehtaeh Parsons killed herself after allegedly being gang-raped and suffering cyberbullying when photos of the alleged attack went viral. The dating company has since gone offline, and its Facebook account has been shuttered.
Research from the University of Vienna has found that 48.3% of those who left Facebook did so because of concerns over privacy.
How realistic are you about your Facebook posts? Why should you encrypt your hard disks? Why doesn't the Yahoo! CEO use a passcode on her phone?
Watch this week's 60 Second Security and find out!
Here you are! Episode #116 of the Sophos Security Chet Chat.
News, opinion, advice and research: Chet and Duck bring you their unique and entertaining combination of all four in their regular podcast.
Get yourself up to date with everything we've written in the last seven days - it's weekly roundup time.
Why did Facebook get into double trouble this week over privacy?
Find out the answer to this and more in just 60 seconds of entertaining and informative video!
Privacy groups have asked the US Federal Trade Commission (FTC) to block some of Facebook's proposed policy changes.
This request comes amid concerns over how user information is employed in advertising across the social network.