ZipDX Urges Caution on Revised Stir/Shaken Rules
ZipDX raised concerns about an FCC proposal to close a gap in the agency's Stir/Shaken authentication rules by addressing non-IP calls. Commissioners approved an NPRM in April (see 2504280038), and initial comments are due July 16. ZipDX representatives met with Wireline Bureau staff, said a filing Monday in docket 17-97.
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“American consumers receive no substantive benefits from STIR/SHAKEN because a key premise of the framework -- that an ‘authenticated’ calling number would be useful in robocall mitigation -- has been proven wrong,” ZipDX said. “Salvaging STIR/SHAKEN is possible; the shortest path to the largest consumer benefit is for the Big Three mobile carriers to make the SIGNER information available for use in dispositioning each call to their subscribers.” Addressing the time-division multiplexing gap is “pointless if the data will go unused,” the company said. “Assuming it WILL get used, without knowing the scope of the gap, it is impossible to justify new rules because the cost/benefit cannot be calculated.”