However, some smaller service providers have yet to introduce it.Īnd so, as of this week, the FCC began prohibiting providers from accepting calls that originate on a network that has not certified its implementation of STIR/SHAKEN in the commission’s database or explained in detail the steps it has taken to ensure it is not the source of robocall traffic. AT&T, T-Mobile, and Verizon said Wednesday that their wireless networks are all 100 percent compliant with STIR/SHAKEN. STIR/SHAKEN technology is designed to identify spoofed calls, which use a fake number to trick you into answering your phone.īy June 30, a deadline imposed by the TRACED Act, all carriers had to certify in a Federal Communications Commission database that they had begun implementing the technology across their networks.Īnd, according to the database, 4,798 companies say they have implemented it (at least in part) and are now using anti-robocall technology.