What's New

Detailed evolution log of HimoSoft API versions, core routing updates, and security features.

v1.4.2 • May 2026

Automated Merchant Settlements & Nagad V2 Integration

Introduced automated daily merchant payouts via local banking networks, upgraded the Nagad payment node to the latest V2 API protocols, and reduced Celery-driven transaction verification latency.

  • NEW Nagad V2 Node: Migrated mobile banking routing to the new high-throughput Nagad V2 engine.
  • NEW Application Settlements: Scheduled daily auto-payout script utilizing secure banking rails.
  • IMPROVED Reduced webhook notification retries from 10 to 5 times using exponential backoff.
  • SECURITY Restricted administrative login to authorized VPC IPs to secure the master console.
v1.3.0 • Apr 2026

Zero-Trust HMAC Security & Multi-Currency Routing

Mandated server-side signature validation using HMAC-SHA256 for all merchant callback endpoints and integrated live currency conversion rates for cross-border checkout sessions.

  • NEW HMAC-SHA256 Signature Verification: Defend merchant webhook callbacks from replay attacks.
  • NEW Real-time Currency Conversion: Automatically convert BDT to USD/EUR during international checkouts.
  • TECH Refactored checkout state transitions into an atomic, thread-safe database transaction state machine.
  • FIXED Fixed double-payout anomaly triggered by rapid duplicate customer click requests.