3 ms·Are the security cameras trained on the screen or the keyboard?by mooism2 17y agoAre the security cameras trained on the screen or the keyboard?eli 17y agoWould you know?tezza 17y agoAnd would you know if they just recorded the keys your fingers pressed? I think Jakob is really onto something here.pygy 17y agoThey could record the sound of the keypresses too. They may be impossible to discriminate subjectively, but they all have a distinct signature...mgj 17y agoYep, see: http://www.cs.berkeley.edu/~zf/papers/keyboard-ccs05.pdf http://www.cs.berkeley.edu/~zf/papers/keyboard-ccs05.pdf