Architecture

Our platform combines Solana blockchain with Rust backend and Next.js frontend for secure, transparent luxury raffles. Smart contracts ensure automated, verifiable operations.

High Level System Overview

                +--------------------+
                |     End Users      |
                +----------+---------+
                           |
                           v
          +----------------+----------------+
          |       Security & CDN Layer      |
          +----------------+----------------+
                           |
                           v
     +--------------------+-----------------------+
     |                    |                       |
+----+----+        +------+-------+       +-------+-------+
|         |        |              |       |               |
| Public  |        | Application  |       |  Blockchain   |
| API     +------->+ Services     +------>+  Integration  |
| Layer   |        |              |       |               |
|         |        |              |       |               |
+---------+        +--------------+       +-------+-------+
                          |                       |
                          v                       v
                  +---------------+       +---------------+
                  |               |       |               |
                  | Data Storage  |       |   Solana      |
                  | & Management  |       |   Network     |
                  |               |       |               |
                  +---------------+       +---------------+

Smart Contract

  • Blockchain: Solana

  • Contract Framework: Anchor Framework v0.30.1

  • Contract Language: Rust 2021 Edition

  • Runtime Environment: Solana BPF (Berkeley Packet Filter)

  • Program Type: Raffle Management System

Frontend Stack

  • Framework: Next.js

  • Language: TypeScript

  • Hosting: Vercel

  • Wallet Integration:

    • Any wallet (i.e. Phantom)

    • Solana Wallet Adapter

  • Distribution: CloudFront CDN

Backend Infrastructure

  • Cloud Provider: AWS

  • Network Architecture:

    • Multi-layered network design with public and private subnets

    • Secure traffic management

    • Load balancing for high availability

  • Services Architecture:

    • Public Layer:

      • Load balancer for traffic distribution

      • Public API endpoints with security controls

    • Private Layer:

      • Core application services in isolated subnets

      • Internal communication through secure channels

    • Data Layer:

      • Secure storage solutions

      • Isolated database services

  • Major Components:

    • Serverless functions for scalable processing

    • Secure storage for assets and metadata

    • NoSQL database for flexible data management

    • Secure credential management

    • Comprehensive monitoring and logging system

Security Features

Smart Contract Security

  • Program Derived Addresses (PDAs)

  • Secure account validation

  • Treasury management

  • Error handling system

  • Verifiable Build in Anchor

Infrastructure Security

Core Security Measures

  • Enterprise-grade Web Application Firewall: Protection against common web exploits and attacks

  • DDoS Protection: Advanced mitigation of distributed denial-of-service attacks

  • Threat Detection: Continuous monitoring for suspicious activities

  • Secure Credential Management: Isolated storage of sensitive information

  • Private Service Architecture: Critical services isolated from direct internet access

  • Security Compliance: Adherence to industry security standards

Additional Security Measures

  • High Availability Design: Redundancy across multiple geographical regions

  • Network Isolation:

    • Strict separation between public and private resources

    • Layered security model with progressive access restrictions

    • Secure communication channels between services

  • Access Control: Principle of least privilege applied throughout the system

  • Security Monitoring: Real-time detection of anomalous activities

  • Comprehensive Audit Logging: Secure recording of all system activities

Monitoring and Performance

  • Real-time metrics and observability

  • Comprehensive performance monitoring covering:

    • Blockchain operations

    • User interface responsiveness

    • API performance

    • Data storage efficiency

    • Network reliability

  • Automated alerting system for performance anomalies

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