In-depth engineering write-ups on non-custodial payment automation, Bank UTR idempotency locking, anti-spoofing defense, and developer integrations.
Discover how FamFlow prevents double-spend conflicts, race conditions, and duplicate order fulfillment in FamPay UPI verification using Bank UTR idempotency locks and atomic ACID transactions.
Complete architectural guide to non-custodial UPI payment automation. Learn how dynamic vector QR codes, stateless IMAP daemons, and HMAC-signed webhooks work together seamlessly.
Learn how FamFlow detects and drops spoofed emails, forged payment screenshots, and replay attacks using DKIM/SPF cryptographic verification, atomic UTR locking, and balance filters.
Step-by-step developer tutorial on creating orders with REST APIs, popping up the universal famflow.js embed modal on external websites, and handling HMAC-SHA256 verified webhooks.
FamFlow By </> Zyrex is engineered specifically for developers, freelancers, and indie creators seeking 0% fee peer-to-peer UPI payment settlement without escrow delays or banking red tape.