BBC Click’s Lara Lewington looks at some of the best of the week’s technology news.

Recent cyber-attacks using botnet armies of hacked “internet of things” devices highlights the pressing need for improved security.

False teeth and bad back emojis, the brainchild of a frustrated grandmother, could soon be in use after being sent off for official approval.

Web giant Amazon has reported a lower-than-expected quarterly profit as expenses rose, causing shares to tumble in after-hours trading.

A US student crashes into a police car while taking a topless selfie behind the wheel, Texas law enforcement officials say.

Social network Twitter announces it will close its video sharing service Vine.