Most of the use-cases for requiring a phone number to sign up for a service e.g. Twitter, Signal seems to be to avoid spam. Atleast allegedly!
What alternatives can be used instead, something that is easily accessible/available to the general public but not easy to obtain to create mass users?
Has anyone managed to get this setup at their router level? I am planning to go nomad, and I am trying to see if I can use USA VPN while I'm in Brazil. My employer doesn't allow working from non-US IPs.
What alternatives can be used instead, something that is easily accessible/available to the general public but not easy to obtain to create mass users?