The world of SaaS has long prided itself on frictionless onboarding. Sign up, input your credit card, and you're good to go. But as digital interactions grow more complex, and regulations tighten, the "Wild West" days of anonymous sign-ups are rapidly drawing to a close. What was once exclusively the domain of financial institutions — Know Your Customer (KYC) protocols — is now becoming a critical necessity for every SaaS platform. By 2026, a robust document verification and age verification sys