November 25, 2020
Technology News

Re­VoL­TE attack can decrypt 4G (LTE) calls to eavesdrop on conversations – ZDNet

Image: Rupprecht et al.
A team of academics has detailed this week a vulnerability in the Voice over LTE (VoLTE) protocol that can be used to break the encryption on 4G voice calls.
Named ReVoLTE, researchers say this attack is possible because mobile operators often use the same encryption key to secure multiple 4G voice calls that take place via the same base station (mobile cell tower).
Academics say they tested the attack in a real-world scenario and found that multiple mobile operators a…

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