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Tag: LTE roaming

Addressing the Vulnerabilities of VoLTE

Mobile operators around the world are launching Voice service over their LTE infrastructure (VoLTE) as the primary voice solution for their LTE subscribers. Unlike traditional circuit-switched voice, VoLTE exclusively uses IP packets over the LTE core network. Regardless of whether the call is domestic, international or roaming, is free of charge to the end user. Such a collective operational decision among the GSMA community simplifies the process of billing and settlement among MNOs, however it introduces a vulnerability for exploitation from some adversaries.

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