Signups in most platforms are quite hard. Straight up give your phone and do SMS verification, or at least give email and to register that email you will have to provide phone anyway. Captchas nowadays became so hard that even humans struggle with them and it often takes multiple attempts to get it right.
Next you’ll have to invest in preventing automated signups
not really, just tie it with 2fa SMS style and the hurdle is large enough most companies won’t bother.
Signups in most platforms are quite hard. Straight up give your phone and do SMS verification, or at least give email and to register that email you will have to provide phone anyway. Captchas nowadays became so hard that even humans struggle with them and it often takes multiple attempts to get it right.
provide phone number to look at this foss project’s website, not too sure about that
Honestly if any site demands my phone number it can get fucked.