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Access Control Server

Authenticate transactions securely and intelligently using our Access Control Server



Industry-best Authentication Success Rates

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Built for high throughput with 99.99% uptime

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Allow authentication methods other than OTPs as per requirement

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Real-time processing without latency

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Highly configurable

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Keeps fraudulent transactions in check

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Integrate easily with your alerts module

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Kush Srivastava


Kush Srivastava, the co-founder of CARD91, is a fintech veteran with 18+ years of experience in the industry. At CARD91, he leads the product and technology development, regulatory compliance, and product operations for the business and card product.