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.
A US teenager is charged with distributing child pornography after allegedly hacking minors' cellphones through an SMS ad that installed malware, giving him access to the phones' content.
Do you have photographs on your smartphone that you don't want others to see? If an app publisher tells you that they will keep your secrets safe would you trust them?
Gary Hawkins takes a closer look at Android apps that promise to keep your photos private, and finds some lacking.