PayLink reduced OTP abandonment while tightening fraud controls
PayLink replaced separate verification vendors with Katembe's unified verification and policy controls for login and high-risk actions.
Challenge
Multiple OTP providers with uneven performance
Manual controls for high-risk verification journeys
Security and product teams operating different tools
Solution
Consolidated OTP traffic under one verification API
Risk-tier policies for retry windows and channel fallback
Operational dashboards and alerts for delivery anomalies
Results
Lowered OTP drop-off by 31%
Reduced incident response time by 24%
Standardized verification behavior across products
“We stopped treating verification as a vendor patchwork and started treating it as a controlled product surface.”
Security lead, PayLink
Delivery timeline
- Sprint 1: consolidated OTP providers behind a unified endpoint
- Sprint 2: deployed risk-tier policies for retries and fallback
- Sprint 4: connected verification incidents to on-call operations
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Guides, sandbox flows, and event references for every API surface.