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#signaling-firewall

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telecom-security ss7-diameter surveillance roaming-security gt-leasing citizen-lab

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Security

Citizen Lab's 'Bad Connection' Report Names Three Telecom Entry Points — Including Israel's 019Mobile — and Shows Diameter Silently Falling Back to SS7

Citizen Lab names 019Mobile and two carriers as surveillance transit points and shows roaming-forced SS7 fallback undermines Diameter protections even on upgraded networks.
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