SMS 2FA

Which travel eSIM actually works? Real hotspot limits, the truth about "unlimited", and why most travel eSIMs break your SMS 2FA — plus when you shouldn't buy one at all.

What actually locks travellers out of their bank — and it's rarely a foreign IP. Per-bank behaviour, the travel-eSIM SMS trap, residency rules that close accounts, and why a VPN usually makes it worse.