> There is a non zero risk of unauthorized 3rd parties making service changes or cancellations to somebody's account, so it's standard procedure to have a custo

> There is a non zero risk of unauthorized 3rd parties making service changes or cancellations to somebody's account, so it's standard procedure to have a customer service rep ask some basic security questions of the account holder before proceeding with a port, change or cancellation. This isn't really true. It's very easy to get a replacement SIM sent or a number ported and is primarily how a lot of financial and online accounts are compromised. Some carriers allow for specifying a SIM and porting lock on the account with an additional password, or requiring an in-person visit to a physical store with ID.