SAN FRANCISCO—Keyword warrants that let police indiscriminately sift through search engine databases are unconstitutional dragnets that target free speech, lack particularity and probable cause, and violate the privacy of countless innocent people, the Electronic Frontier Foundation (EFF) and other organizations argued in a brief filed today to the Supreme Court of Pennsylvania.

Everyone deserves to search online without police looking over their shoulder, yet millions of innocent Americans’ privacy rights are at risk in Commonwealth v. Kurtz—only the second case of its kind to reach a state’s highest court. The brief filed by EFF, the National Association of Criminal Defense Lawyers (NACDL), and the Pennsylvania Association of Criminal Defense Lawyers (PACDL) challenges the constitutionality of a keyword search warrant issued by the police to Google. The case involves a massive invasion of Google users’ privacy, and unless the lower court’s ruling is overturned, it could be applied to any user using any search engine. 

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