OpenFinance · OpenData · Compliant Authorized API Implementation · Multi-chain & CeFi/DeFi Hybrid Scenarios
We provide end-to-end protocol analysis, authorization integration and runnable API source code for exchanges like Binance, custodial wallets and financial products, with REST / WebSocket / gRPC support, focusing on compliance and least privilege design.
// Server-side API Key + Secret signing (pseudo)POST /api/v1/binance/balancesContent-Type: application/jsonAPI-KEY: xxxxxX-SIGN: HMAC_SHA256(nonce + body, API_SECRET){ "user_id": "cust_1234", "include_zero": false \}Response:{ "status": "ok", "balances": [ {"symbol":"BTC","available":"0.01234","locked":"0.00000"}, {"symbol":"USDT","available":"1200.50","locked":"0.00"} ], "timestamp": 1699999999} // WebSocket subscription example (pseudo)ws.connect('wss://api.exchange.example/ws')ws.send(JSON.stringify({"op":"subscribe","channel":"ticker","symbol":"BTCUSDT"}))// Response: {"ch":"ticker","symbol":"BTCUSDT","price":"60321.12","ts":1699999999} Node.js quick commands:
// Node.js pseudo: query balanceconst resp = await fetch('https://api.exchange.example/v1/account/balances',{ method:'POST', headers:{'API-KEY':KEY,'X-SIGN':sign(payload, SECRET),'Content-Type':'application/json'}, body:JSON.stringify(payload)}); All integrations are based on customer authorization or public APIs. We provide AML/KYC guidance, data minimization and retention policies, and can liaise with legal and auditing bodies for compliance acceptance.
We are a technical studio focused on app protocol analysis and authorized API integration. Our team comes from trading, payments and cloud security, delivering end-to-end solutions from protocol parsing to production deployment.
Ready to start? Visit our contact page to provide the target App name and your requirements for a quote and proposal.
GTWorld is a redesigned mobile banking app intended to help you manage mobile banking and personal finance within a single app. The app offers account opening, self-service authentication, transfers, bill payments, and mobile top-ups.
These descriptions are based on public GTWorld features for technical integration reference.