In a “landmark” win for privacy, the US Supreme Court ruled that police will need a warrant in order to access a person’s cell phone location data.

The motion, which was passed in a 5–4 majority on Friday, is a definitive stepping stone to setting up a framework that protects Americans from law enforcement and government officials taking advantage of our technological lives.

“This is a landmark privacy case,” said Jameel Jaffer, director of the Knight First Amendment Institute at Columbia University, according to NPR.

“It’s also a very significant case for First Amendment freedoms — that is, for the freedoms of speech and the press and association. A government that can track your every movement without a warrant is a government that can freely monitor activist political associations, or monitor government employees’ contacts with the press.”

RELATED: In Landmark Case, South Korean Court Rules That it is Illegal to Kill Dogs for Food

Up until now, the technological right to privacy has been blurry. When consumers sign…