{"abstract":"In this document, the Federal Communications Commission adopted a Further Notice of Proposed Rulemaking (FNPRM) that seeks comment on whether to harmonize the existing requirements governing customer access to Customer Proprietary Network Information (CPNI) with the new Subscriber Identity Module (SIM) change authentication and protection measures that the Commission adopted; whether limitations on employee access to CPNI prior to customer authentication should be extended to all telecommunications carriers; what steps the Commission can take to harmonize government efforts to address SIM swap and port- out fraud; and how providers should notify customers of failed authentication attempts.","action":"Proposed rule.","agencies":[{"raw_name":"FEDERAL COMMUNICATIONS COMMISSION","name":"Federal Communications Commission","id":161,"url":"https://www.federalregister.gov/agencies/federal-communications-commission","json_url":"https://www.federalregister.gov/api/v1/agencies/161","parent_id":null,"slug":"federal-communications-commission"}],"body_html_url":"https://www.federalregister.gov/documents/full_text/html/2023/12/14/2023-26701.html","cfr_references":[{"chapter":null,"citation_url":null,"part":"64","title":47}],"citation":"88 FR 86614","comment_url":null,"comments_close_on":"2024-01-16","correction_of":null,"corrections":[],"dates":"Comments are due on or before January 16, 2024, and reply comments are due on or before February 12, 2024. Written comments on the Paperwork Reduction Act proposed information collection requirements must be submitted by the public and other interested parties on or before February 12, 2024.","disposition_notes":null,"docket_ids":["WC Docket No. 21-341","FCC 23-95, FR ID 186836"],"dockets":[],"document_number":"2023-26701","effective_on":null,"end_page":86621,"executive_order_notes":null,"executive_order_number":null,"full_text_xml_url":"https://www.federalregister.gov/documents/full_text/xml/2023/12/14/2023-26701.xml","html_url":"https://www.federalregister.gov/documents/2023/12/14/2023-26701/protecting-consumers-from-sim-swap-and-port-out-fraud","images":{},"images_metadata":{},"json_url":"https://www.federalregister.gov/api/v1/documents/2023-26701?publication_date=2023-12-14","mods_url":"https://www.govinfo.gov/metadata/granule/FR-2023-12-14/2023-26701/mods.xml","not_received_for_publication":null,"page_length":8,"page_views":{"count":795,"last_updated":"2026-06-24 14:15:04 -0400"},"pdf_url":"https://www.govinfo.gov/content/pkg/FR-2023-12-14/pdf/2023-26701.pdf","presidential_document_number":null,"proclamation_number":null,"public_inspection_pdf_url":"https://public-inspection.federalregister.gov/2023-26701.pdf?1702475114","publication_date":"2023-12-14","raw_text_url":"https://www.federalregister.gov/documents/full_text/text/2023/12/14/2023-26701.txt","regulation_id_number_info":{},"regulation_id_numbers":[],"regulations_dot_gov_info":{"comments_count":0,"agency_id":"FCC","document_id":"FCC-2023-0455-0001","checked_regulationsdotgov_at":"2023-12-15T13:00:11Z"},"regulations_dot_gov_url":null,"significant":null,"signing_date":null,"start_page":86614,"subtype":null,"title":"Protecting Consumers From SIM-Swap and Port-Out Fraud","toc_doc":"Protecting Consumers from Subscriber Identity Module-Swap and Port-Out Fraud","toc_subject":null,"topics":[],"type":"Proposed Rule","volume":88}