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Industry witnesses tell House traceback work and STIR/SHAKEN helped cut spoofing but gaps remain
Summary
Witnesses described how the industry-led traceback work and STIR/SHAKEN authentication reduced many spoofing campaigns; they said gaps persist because of intermediary providers, imperfect information and international actors.
Industry representatives told the House Energy and Commerce subcommittee that the combination of STIR/SHAKEN caller authentication, the TRACE Act and private traceback efforts has reduced many large-scale spoofing campaigns but has not eliminated scam calls and texts.
An industry traceback representative said the industry portal uses a hop-by-hop process to trace calls and that their efforts have identified thousands of providers…
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