[Foundation-l] Release of squid log data
Tim Starling
tstarling at wikimedia.org
Sat Sep 15 17:57:52 UTC 2007
Gregory Maxwell wrote:
> On 9/15/07, Ben McIlwain <cydeweys at gmail.com> wrote:
> [snip]
>
>>The AOL search data was
>>NOT tagged with pseudonymous data (by which I'm assuming you mean
>>usernames). It was tagged with random numbers. The way privacy was
>>compromised in the AOL search data scandal had nothing to do with what
>>the data was labeled as and everything to do with what the data was.
>>One could look at all of the searches made by a given person and clue in
>>on who they were - e.g. by looking for local subjects in their searches,
>>see if they searched for anyone by name (maybe themselves or people they
>>knew), see if they searched for any esoteric subjects, etc.
>
>
> A unique random ID is a pseudonym. The ability to tie multiple
> searches to the same pseudonym was key, ... while I could guess the
> probably identity of a single search in some cases without any
> pseudonym it is, as you pointed out, the ability to tie them togeather
> which creates trouble.
What he said.
-- Tim Starling
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