Pen Registers
5 Articles

Fourth Circuit Upholds Contempt Against Lavabit, Doesn’t Decide Gov’t Access to Encryption Keys
Today the Fourth Circuit refrained from deciding the first legal challenge to government seizure of the master encryption keys that secure our communications with web sites and…

Square Peg, Round Hole – How the FISC has misapplied FISA to Allow for Bulk Metadata Collection
The recent treasure trove of NSA documents released by the Office of the Director of National Intelligence included an opinion by the Foreign Intelligence Surveillance Court that…

The FISC’s Problematic Pen/Trap Opinion on Bulk Internet Metadata Collection
The latest round of Foreign Intelligence Surveillance Court opinions released under the Freedom of Information Act includes what, for many surveillance wonks, has been the white…

New FISC Pen Register Opinion: It’s Just a Matter of Time Before Somebody Gets Hurt
Once again, the NSA has conducted illegal spying. New documents reveal the National Security Agency’s (NSA) systemic violation of Foreign Intelligence Surveillance Court (FISC)…

Are Internet Backbone Pen Registers Constitutional?
Between Edward Snowden’s ongoing leaks and a series of frankly unprecedented disclosures by the government itself, the public now knows quite a bit about the NSA’s…
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