Kind of a follow up to the It’s not a question of if, but only of when post from a few weeks ago. A fascinating but also scary read how it is possible to identify individuals from theoretically anonymised data:
Riding with the Stars: Passenger Privacy in the NYC Taxicab Dataset
Similar to this there is a lot of information in an itemised bill. Or a record of all websites visited…
… there will be a breach and some ISPs data of this will be leaked, causing all kinds of embarrassment for a lot of people (including those of the “I’ve got nothing to hide” brigade).
I wonder if Teresa May will laugh it off then as in her response to Keith Vaz:
Noting Mrs May likened it to an itemised phone bill, the Labour MP said:
There is a lot of information in an itemised bill. If I was to look at her itemised telephone bill and she was to look at mine, she might be surprised at who were were phoning.”
PS: This is also a fairly comprehensive analysis of the surveillance bill draft announced today, including the risk of breaches