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As fraud grows more sophisticated, OTP has become a non‑negotiable part of the security playbook for marketplaces and SaaS. This article outlines how to design an OTP strategy across SMS, WhatsApp, and Voice that actually works in Southeast Asia.
As digital fraud rises, marketplaces and SaaS providers in Southeast Asia are rethinking account security. South Korea offers a mature playbook on using multi-channel OTP without hurting user experience.
Recent Juventus scandals show how weak governance can derail a giant. For marketplaces and SaaS, a shallow OTP setup can trigger the same kind of systemic risk — this time in the form of account takeover and promo abuse.
High-frequency, low-friction transactions define today’s marketplaces in Southeast Asia. That onana pattern makes robust yet seamless OTP a core part of the platform.
