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Interconnection Filtering

In order to mitigate Signaling System 7 (SS7) exploitation, the Communications, Security, Reliability, and Interoperability Council (CSRIC) describes filtering interconnections between network operators to block inappropriate requests [1].

ID: M1014
Version: 1.0
Created: 25 October 2017
Last Modified: 17 October 2018
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Techniques Addressed by Mitigation

Domain ID Name Use
Mobile T1449 Exploit SS7 to Redirect Phone Calls/SMS
Mobile T1450 Exploit SS7 to Track Device Location

References

  1. Communications Security, Reliability, Interoperability Council (CSRIC). (2017, March). Working Group 10 Legacy Systems Risk Reductions Final Report. Retrieved May 24, 2017.