This is a major problem, particularly for those offering any kind of outbound SMS capability, whether for 2FA or just phone number verification.
That service is the easiest and most profitable to abuse, there are certain providers in certain countries that price inbound SMS very steeply, and are willing to share the profits with you. If you if you can get an attack going.
That service is the easiest and most profitable to abuse, there are certain providers in certain countries that price inbound SMS very steeply, and are willing to share the profits with you. If you if you can get an attack going.