telecoms When is withheld, not withheld? I love Three's new WiFi Calling feature (well, it's an Apple feature, but Three finally decided to support it!) – ultimately it lets me use my phone (most of the time) at home for calls and SMS (think 2FA!) where there is no signal on
mobile SMS 2FA and the Modern Smartphone SMS has been around for over 20 years now and yet this basic 160 character instant messaging service is still widely used for marketing, transactional messages and two-factor authentication ("2FA") This was just a random thought when trying to log into something