Peter Krupp, an attorney from Lurie and Krupp, LLC, who is working on behalf of the ACLU, said his agency has moved to have the subpoena, sent via Twitter, quashed on First Amendment grounds.

Twitter must comply with a formerly secretive subpoena and hand user account information over to the Boston Police Department as part of a criminal investigation, according to a Massachusetts ...

Twitter today filed a motion to quash a subpoena by the DA's office requesting "any and all" information related to Occupy protester Malcolm Harris's account. Among other arguments, the social ...

Republican Sens. Ted Cruz, Lindsey Graham and Josh Hawley on Thursday called on the heads of Twitter and Facebook to testify, and said a subpoena was in the works, as critics claimed the social ...

In a move applauded by the American Civil Liberties Union, the social network filed to quash a subpoena that ordered it to turn over “any and all user information” for Twitter-user Harris ...

News 'The Court Is Left Scratching Its Head': Judge Quashes Subpoena to Twitter Over Anonymous User The ruling stops short of the drastic measures the judge mulled during oral argument.