• HamSwagwich@showeq.com
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    1 month ago

    No, the first XXX and second XX are location and date identifiers. The last XXXX is your actual number.

    • Ultraviolet@lemmy.world
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      1 month ago

      That’s why giving out the last 4 digits isn’t safe. It’s trivial to derive the first 5 with public records and a lookup table.