Hackers 'could cause train crashes on UK's rail network by hijacking new signal upgrade' | http://j.mp/1Kcg7jZ http://j.mp/1d8wZwX

Hackers 'could cause train crashes on UK's rail network by hijacking new signal upgrade' | http://j.mp/1Kcg7jZ http://j.mp/1d8wZwX:

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April 24, 2015 at 12:21PM