Justice Department officials are in the late stages of investigating the iPhone maker, focusing on how Apple has used its other products and services to defend against threats to its core business.
Beeper Mini, which offers iPhone messaging on Android phones, has grown fast and its duel with the tech giant has gotten the attention of antitrust regulators.
Scammers have used QR codes to steal personal information by imitating legitimate companies or sending deceptive emails and text messages, the Federal Trade Commission said.