SIM swapping, also known as SIM jacking, is the act of illegally taking over a targets cell phone number. The attacks targeted thousands of people and netted some high-profile victims such as online influencers, sports stars, and musicians. SIM swapping can be used to circumvent two-factor authentication (2FA) that requires a manually-entered code, sent by SMS message. The gang went away with more than $100M USD worth of crypocurrency.”]