SS7 is vulnerable to attack. However, the types off attacks on the video don’t affect Signal as it requires a pin. (Make sure you set your pin to something strong and secure)

  • sqgl@beehaw.org
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    1 month ago

    I found it confusing. Did he explain how the IMSI number is obtained?

    Towards the end he said there was a special “interrogation” command that would reveal the IMSI but that loophole is now closed.