Read more from Geoff White on Technology
Watchdog gets new powers to tackle child sex abuse images
After a meeting with Culture Secretary Maria Miller, technology companies agree to give the watchdog for child sex images online the power to seek out content, rather than just following up leads. But
After the Prism spying scandal exposed the vulnerabilities of our online data, we sent the Channel 4 News Data Baby to an information security company to find out the extent of her online footprint.
Internet giant Google is criticised for "brazen" attempts to reduce its liabilities in the UK while HMRC and Britain's accountancy firms are under fire for "helping clients avoid taxes".
You would expect the Prism spying software scanning the world's email for terrorism to be cutting-edge, but experts say it is not much smarter than a search engine. But how does it work?
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Some of the world's biggest internet firms - Google, Facebook and Skype - are under pressure to explain just how far they co-operated with intelligence agencies to access your personal information.
Barack Obama defends secret surveillance reports, assuring citizens phone calls are private. But the Information Commissioner's Office says there are "real issues" about US agencies accessing UK data.
After reports that the US government is able to mine the servers of the country's seven biggest technology companies, including Google and Facebook, Channel 4 News looks at what it means for UK users.
Facebook said its systems to remove hate speech had failed and it is changing its policy on posts and images that glorify rape, after pressure from advertisers and campaigners.
It is young, hip and has more than 100 million users around the world. Now Yahoo! has agreed a $1bn dollar deal to buy Tumblr - will it recapture its long lost cool?
A new social networking site will operate like Facebook did in the early days - letting students link up without parents or future employers being able to snoop on them.
