Malicious SS7 activity and why SMS should never by used for 2FA

Mark Tinka mark at tinka.africa
Tue Apr 20 04:41:19 UTC 2021


On 4/19/21 16:10, Mel Beckman wrote:

> Can you cite data? Or provide a rational argument other than “they are”?

https://www.businessinsider.co.za/whatsapp-scam-asking-for-money-after-number-port-2020-1
https://www.sowetanlive.co.za/news/south-africa/2020-01-06-beware-south-africans-are-falling-victim-to-cellphone-porting-scam/
https://www.news24.com/fin24/companies/financial-services/just-hang-up-consumer-group-warns-of-phone-scams-20190620

This is a country full of low-income (or blatantly unemployed) citizens.

Mark.


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