Knowing a person's state and place of birth, Acquisti would use the death master file to find the numbers of people with nearby birth dates in the same state.

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Take the case of one Granick client who used nothing more than a standard Web browser to discover the master password file of one Internet service provider that was not locked away as well as it should have been.

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When all the finishing touches are complete, the master copy of the movie will reside not as a film negative but as a computer file, several terabytes in size (exactly how many terabytes, no one yet knows).

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