Articles written by Korak

Thanks to Our Users, RingCaptcha is in Ukrainian and Romanian Now!

Working with customers around the globe, we always come across new use cases and improve the product accordingly. Last month,… Continue Reading

Why are your Ad-spend $$$ not bringing New Paying Customers?

As the CEO of your SaaS startup, you expected a sharp uptick in revenue post launching your Google or Facebook… Continue Reading

OTP/SMS Flood Attack
(Budget Exhaustion Attack)

Protect your 2FA budget against SMS flooding attacks Overview We work with phone numbers. We send one-time PINs (OTP) through… Continue Reading


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