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by KiwiJohnno 814 days ago
Its also been a problem in Australia, Optus (2nd biggest teleco) used to allow number porting or activating sim against an existing account with a bare minimum of detail - Like a name, address and date of birth. If you had those details of a target you could clone their SIM and crack any SMS based MFA.
1 comments

Is that alllowed now still?
Apparently changed in 2022 to protect consumers.