Payment Processing
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Payment Processor vs Payment Gateway: Key Differences
Payment processors and payment gateways handle different parts of every card transaction. Here’s how to tell them apart, how they work together, and why a payment orchestration layer makes managing both easier.
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Visa 3DS Data Requirements: PII Fields and Compliance Guide
Visa requires cardholder email or phone number in all 3DS authentication requests as of August 12, 2024. This guide covers the specific data fields, format requirements, enforcement behavior, and liability shift implications for compliance teams validating vendor readiness.
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Payment Processing High Availability: Architecture Guide
Payment processing high availability requires more than redundant servers. Learn the architecture patterns, failover strategies, and build-vs-buy trade-offs that determine whether your payment infrastructure survives processor outages.