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ITU GSR 2024

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[2017-2020] : [SG11] : [Q15/11]

[Declared patent(s)]

Work item: QTR-RLB-IMEI (ex TR-RLB-IMEI)
Subject/title: Reliability of IMEI
Status: Agreed on 2020-07-31 
Approval process: Agreement
Type of work item: Technical report
Version: New
Equivalent number: -
Timing: -
Liaison: ITU-D SG 2, ITU-T SG 2, ITU-T SG12, ITU-T SG17
Supporting members: Brazil, Burkina Faso, Ghana, GSMA, Kenya, Niger, Nigeria, Qualcomm, Russia, Ukraine.
Summary: The International Mobile station Equipment Identity (IMEI) is an identifier defined by 3GPP that aims to uniquely identify a mobile device across the globe. The value of the IMEI is compromised if the IMEI is not unique, not allocated by Global Decimal Administrator and cannot be relied upon. This technical report describes the overall concept of IMEI, including its format, allocation procedure and security issues. In addition, the report provides information about existing vulnerabilities that expose the IMEI to unauthorized reprogramming and proposes preventive measures along with possible solutions to mitigate the issue.
Comment: -
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First registration in the WP: 2019-03-21 10:05:16
Last update: 2023-02-21 18:27:03