Curious whether those witnesses who said phone dragnet was about chaining CALLS were lying (hiding connection-based chaining) or it's new.
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Replying to @emptywheel
@emptywheel If already going, they would have to be getting add'l metadata from telcos, or federating with other data before querying—no?3 replies 0 retweets 0 likes -
Replying to @PatrickCToomey
@PatrickCToomey Back in 2009 they had a list of correlations which they used. Assume they've reverted to it.1 reply 0 retweets 0 likes -
Replying to @emptywheel
@emptywheel Yes, the 8/2008 opinion probably sets out the standard for establishing a "correlation," and approves techniques for analyzing.1 reply 0 retweets 0 likes
Replying to @PatrickCToomey
@PatrickCToomey Prolly. But E2E language is about DOJ giving THEM notice, not FISC approving. So I wonder how much FISC realized?
8:59 AM - 28 Jun 2014
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