Electronic Frontier Foundation—EFF filed amicus brief in Carpenter v. United States, helping establish Fourth Amendment protection for cell phone location data
EFF filed an influential amicus brief in Carpenter v. United States (2018), arguing that warrantless access to cell phone location records violates the Fourth Amendment. The Supreme Court ruled 5-4 in favor of privacy, establishing that police need a warrant to access cell site location information. This was a landmark digital privacy ruling.
Scoring Impact
| Topic | Direction | Relevance | Contribution |
|---|---|---|---|
| Surveillance Technology | -against | secondary | +0.50 |
| User Privacy | +toward | primary | +1.00 |
| Overall incident score = | +0.885 | ||
Score = avg(topic contributions) × significance (critical ×2) × confidence (0.59)
Evidence (1 signal)
Confirms Legal Action Jun 22, 2018 verified
EFF filed amicus brief in landmark Carpenter v. United States Supreme Court case
EFF filed an influential amicus brief arguing that warrantless access to cell phone location records violates the Fourth Amendment. The Supreme Court ruled 5-4 in favor of privacy.