FBI Director Christopher Wray said Sept. 21 that restrictions on encrypted chat services are needed to combat domestic terrorism—claims that have been disputed by a wide array of tech companies, industry associations and privacy groups, as well as other government agencies. Wray made these remarks during the Senate Committee on Homeland Security’s counterterrorism hearing. “I can’t overstate the impact of default encryption and the role it’s playing, including on terrorism,” Wray said in response to a question from Sen. Jacky Rosen (D-Nev.) about what tools Congress can give law enforcerment to counter domestic extremism. “The information that will allow us to separate the wheat from the chaff, in terms of social media, is being able to—with lawful process—get access to those communications, where most of the meaningful discussions of the violence is occurring,” Wray said. Wray’s remarks were the latest in what tech companies, industry groups, and civil rights organizations …