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