2Preventing disposable phone numbers from accessing your app (opens in new tab)(prelude.so)6paullazer1y ago0Save
3Ask HN: What do you use for user verification?We're building an SMS verification API that developers and founders would actually love. I'm curious to learn what are we competing against. Which solutions and channels do you use for user verification and why? What could be improved?show more4paullazer1y ago3Save