NHS: "Most people will simply cast the documents in the bin along with the take-away menus & double-glazing offers." http://www.bbc.co.uk/news/health-25919399 …
@CyberSecKent @PaulbernalUK That's a fascinating piece, thank you. So if NHS know data can be de-anonymised, why hand over raw data at cost?
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@C7RKY@PaulbernalUK (3/3) so combining those with GP appointments of pseudonymised records would still de-anonymise fully. -
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@CyberSecKent@PaulbernalUK But with DoB/gender/postcode, I can't imagine you'd need much more than the voters' roll to crack that, surely? -
@c7rky@cyberseckent Probably not… do you know the work of Narayanan and Shmatikov? http://www.cs.utexas.edu/~shmat/shmat_oak08netflix.pdf … -
@PaulbernalUK@cyberseckent I'd heard of it being done, but never seen that kind of detail - thanks Paul.
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@C7RKY@PaulbernalUK (2/3) what other data customer already has. They couldn't sell to GCHQ e.g. as they have all our mobile location dataThanks. Twitter will use this to make your timeline better. UndoUndo
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@C7RKY@PaulbernalUK They won't sell raw ("red") but risk assess how "orange" they need to make data so customer cant de-anonymise with(1/3)Thanks. Twitter will use this to make your timeline better. UndoUndo
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