Archives - SIM hacking


Know the risks of SIM hijacking

Twitter CEO Jack Dorsey had his account hijacked when someone successfully transferred his phone number to a different SIM. To prevent this type of situation, it might be useful to set a SIM PIN that protects access to your phone number. Contact your phone carrier to learn how to set this up.

Use alternatives to SMS for two-factor authentication

If you use two-factor authentication, it’s best to rely on codes sent to other devices or applications such as Duo or Google Authenticator instead of SMS texts. That’s because SIM hacking is on the rise. This practice entails a cyberattacker tricking a customer service representative into reassigning a phone number to a new SIM card.