Tencent Cloud Developer
Jul 17, 2024 · Databases
Design and Implementation of a Payment Fund Account System
The article outlines the design and implementation of a secure, highly available payment fund account system, explaining core concepts of accounts and double‑entry bookkeeping, detailing architecture using TDSQL sharding, and describing security measures such as STRIDE analysis, HMAC‑SHA256, idempotency, distributed transactions, and comprehensive auditing to ensure fund integrity under high concurrency.
Distributed DatabasePayment SystemTDSQL
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