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Account governance settings panel featuring MFA authentication, active session control, audit logs, and security options.
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Developer API management modal for creating, monitoring, and configuring HMAC-signed webhooks and capital integration endpoints.
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IECC Pay point-of-sale scanner interface supporting QR code camera reading, merchant checkout, and manual transaction codes.
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IECC token transfer modal for instant peer-to-peer sending with customizable descriptions and direct wallet balance updates.
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Sovereign receipt modal displaying SHA-256 transaction hash, cryptographic proof of work, timestamp, and transfer details.
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Developer API management modal for creating, monitoring, and configuring HMAC-signed webhooks and capital integration endpoints.
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Offline dispatch form for sending IECC to air-gapped wallets using recipient cryptographic fingerprints and custom QR generation.
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Merchant payment collection screen generating dynamic QR codes and Bluetooth transfer payloads for offline transactions.
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FVBS Protocol air-gapped offline wallet interface utilizing camera scanning for completely isolated secure transactions.
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Subscription renewal portal displaying tier plans for PDV, Agenda, and Nexo Cardápio with IECC token payment options.
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Regional Architect calculator tool simulating municipal GDP leakage, merchant fee savings, and closed-loop cashback impact.
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Welcome Airdrop claim modal integrated with Google Auth 2.0 verification and real-time beneficiary activity list.
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Sovereign IECC acquisition portal integrating BRL-to-USDC oracle conversion and instant hybrid PIX/Card checkout gateways.
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Main system dashboard showing ledger balance, active mission tracking, treasury controls, and real-time transaction history.
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Observatório IECC access portal featuring SSO, SHA-256 security, 3% a.a. yield indicators, and collaborative economy statistics.
📌 Overview
FVBS Protocol is a hybrid Web 2.5 infrastructure designed to connect Real World Assets (RWA)—such as urban real estate, land developments, and fractionalized properties—directly to local commerce liquidity. Integrated with the Observatório IECC ecosystem, the protocol enables secure asset tokenization, append-only ledger auditing, and proximity economy incentives.
🏗️ Technical Architecture & Key Pillars
1. Zero Trust & Server-Side Security
- Strict Tenant Isolation: Level 5 server-side access controls ensuring multi-tenant data separation.
- Cryptographic Verification: State integrity validated using SHA-256 hashes for request verification and anti-tampering logic.
2. Offline-First Resilience (Proof of Record - PoR)
- Asynchronous Field Operations: Edge sales booths operate offline-first.
- Deterministic Priority Hashing: Intention to buy generates an immutable SHA-256 proof:
SHA256(lot_id + buyer_tax_id + agent_id + timestamp + server_secret) - Immediate digital certificates issued to clients with verifiable cryptographic proofs.
3. Real Estate RWA Tokenization & The Oracle Bridge
- Legal Backing: Civil SPE/SCP incorporation backing physical properties.
- Fractionalization: High-value assets split into accessible micro-shares recorded on the append-only ledger.
- Real-World Oracle Solution: Direct integration with public notary deeds. Uploaded official land registry PDFs are hashed via SHA-256 to trigger automated dividend distribution without third-party discretion.
4. Proximity Cashback Loop
- Local Currency Circulation: 1% to 2% of real estate transactions allocated directly to user wallets.
- Municipal Economic Retention: Cashback funds restricted to authorized local merchants (construction supplies, architecture, local retail), preventing capital flight.
📰 Social Proof & Traction
- Validated Impact: Featured on page 19 of the May 2026 edition of the Ordem dos Jornalistas (OJRMRP) press coverage.
- Real-World Deployment: Operating in Ituverava, São Paulo, Brazil, supporting local real estate developments and merchant loyalty networks.
🛠️ Tech Stack
- Backend & API: PHP 8.x (PDO), MariaDB / MySQL
- Infrastructure & Automation: Linux Ubuntu, Docker, n8n workflows
- Security & Logic: Custom SHA-256 ledger integrity, Zero Trust isolation, offline-first sync
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