After years of warnings, mobile network hackers exploit SS7 flaws to drain bank accounts • The Register
https://www.theregister.co.uk/2017/05/03/hackers_fire_up_ss7_flaw/ O2-Telefonica in Germany has confirmed to Süddeutsche Zeitung that some of its customers have had their bank accounts drained using a two-stage attack that exploits SS7: Thieves exploited SS7 to intercept two-factor authentication codes sent to online banking customers. Is this beginning of end for use of SMS for two factor authentication? SS7 was known to be →