A Russian hacker secretly took over a computer server at the BBC before Christmas and tried to sell access to it to other hackers, according to reports.
Ever since marketing pioneer John Wanamaker quipped that half of all the money he spent on advertising was wasted, but he didn't know which half, businesses have been striving to make their advertising spending accountable.
Australian hackers say detailed coding shows how a vulnerability can be exploited to reveal phone numbers of users
Got a new Apple iPad or Android tablet for Christmas and don't know what apps to get? Try these
It may come to be remembered as the year that tablet computers found the mainstream, but 2013 has seen a new wave of affordable, high street touchscreen devices that have sold in their droves this Christmas.
If you're using Facebook on your mobile device - as 874 million users do every month - then watch out that its new video element doesn't push you over your data allowance.
Mapping out the highs and lows of the technology world in the past 12 months, we reach the dark web...
2013 was a very good year for Android games, as more developers recognised the potential of Google-powered smartphones and tablets.
Google ended 2013 with more than a million Android apps on its Google Play store, and a commanding share of the smartphone market – as well as rapidly-rising tablet sales.