BBC: How we are being watched
CCTV CAMERAS
There are up to 4.2m CCTV cameras in Britain - about one for every 14 people - making it one of the most watched places on earth.
AUTOMATIC NUMBER PLATE RECOGNITION
SHOP RFID TAGS
MOBILE PHONE TRIANGULATION
STORE LOYALTY CARDS
CREDIT CARD TRANSACTIONS
OYSTER CARDS
SATELLITES
No-one outside the military and intelligence community really has any idea of the level of monitoring from the skies.
But the popularity of Google Earth must lead users to guess that the military probably have their hands on something a whole lot better.
ELECTORAL ROLL
NHS PATIENTS RECORDS
PERSONAL VIDEO RECORDERS
PHONE-TAPPING
BUGS AND HIDDEN CAMERAS
WORKER CALL MONITORING
COOKIES
One of the most subtle forms of surveillance is the use of HTTP cookies - small packets of data that are used to communicate between websites and your computer. They are used to set your preferences when you visit a website for a second time and for a host of other reasons.
You can switch your cookies off but then there's a host of websites that you will be unable to use properly. Want to shop online? Well then you might just have to accept being watched.
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