Many of us use Location Services & GPS on smartphones but Cell Phone Companies have been able to track us for a long time. Professor Derek McAuley explains.

Blindly Accepting Terms & Conditions
   • Blindly Accepting Terms and Condition...  

Security of Data on Disk
   • Security of Data on Disk - Computerphile  

  / computerphile  
  / computer_phile  

This video was filmed and edited by Sean Riley.

Computer Science at the University of Nottingham: http://bit.ly/nottscomputer

Computerphile is a sister project to Brady Haran's Numberphile. See the full list of Brady's video projects at: http://bit.ly/bradychannels