For at least the last six years, government agents have been exploiting an AT&T database filled with the records of billions of American phone calls from as far back as 1987. The rationale behind this dragnet intrusion, codenamed Hemisphere, is to find suspicious links between people with “burner” phones (prepaid mobile phones easy to buy,... Read More
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About Christopher Calabrese
Christopher Calabrese is a legislative counsel for privacy-related issues for the ACLU in Washington. He has testified before Congress and appeared in many media outlets, including CBS Evening News, the New York Times, and the Washington Post.