A New York judge rules that Facebook has no legal standing to challenge a search warrant. The decision highlights the limits to online companies’ ability to protect user privacy. Facebook had argued that the warrants functioned like subpoenas. The company is considering whether to appeal the decision, a Facebook spokesman said. The ruling comes as major technology companies tout their efforts to protect users from government data requests.Comments come from the American Civil Liberties Union, which opposes Facebook’s decision to comply with the warrant.”]