Europol warns people should not send sensitive information over public wi-fi hotspots.
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A business card which can play a number of games including Tetris, plus other news.
The new smartphone which offers encrypted text messages and calls.
Spencer Kelly looks at a prototype smartphone fitted with 3D sensors.
Including the Bitcoin exchange that went offline after suspected theft.
Could you make a real movie on your smartphone?
Putting robot vacuum cleaners to the test - will they do a good job in your home?
Augmented reality: can virtual technology help car drivers fix problems without a manual?
See all clips from Click
Alan Moloney takes a look behind the scenes at three of the latest visual effects technologies being used in films.
After breaking her iPad 2 screen, Click's LJ Rich decided to learn how to fix it herself.
LJ Rich concentrates as her brainwaves are converted to music.
How to protect the photos you post online plus other websites and apps reviewed
You can catch up on past episodes of Click on BBC iPlayer