⚙️ SL Option | Technical Overview
TECHNICAL ARCHITECTURE REPORT

SL Option Technical Overview

Comprehensive technical architecture, security measures, and infrastructure documentation

Report Date: December 2024 | Version 2.0

🛠️ Technology Stack

🐘

PHP 8.x

Backend API

🗄️

MySQL 8.0

Database

⚡

Pusher

Real-time WebSocket

📊

TradingView

Charts & Data

🎨

TailwindCSS

UI Framework

📈

Chart.js

Analytics Charts

🏗️ System Architecture

Frontend Layer

🌐

Web Application

HTML5, JavaScript, TailwindCSS

📱

Responsive UI

Mobile-first design

📊

TradingView Widget

Real-time charting

Backend Layer

🔌

REST API

PHP 8.x, JWT Auth

⚡

WebSocket Server

Pusher real-time events

💳

Payment Services

Stripe, PayPal, Crypto

Data Layer

🗄️

MySQL Database

Primary data store

🔐

Session Store

Secure token management

📁

File Storage

User assets & docs

Data Flow

User Request → API Gateway → Authentication → Business Logic → Database → Response

🔌 API Architecture

API Endpoints Structure

/api/v1/
├── auth/
│   ├── login.php
│   ├── register.php
│   └── verify-2fa.php
├── wallet/
│   ├── get_balance.php
│   └── recharge_demo.php
├── trades/
│   ├── place_trade.php
│   └── get_history.php
├── payments/
│   ├── deposits/
│   ├── withdrawals/
│   └── payout_methods/
├── analytics/
│   └── get_dashboard.php
└── assets/
    └── get_active_assets.php

API Features

🔒

JWT Authentication

Secure token-based auth with refresh tokens

📝

RESTful Design

Standard HTTP methods and status codes

🔄

Versioned API

v1 namespace for backward compatibility

📊

JSON Response

Consistent response format across endpoints

🔐 Security Architecture

🛡️

Authentication

  • • JWT token-based authentication
  • • Two-factor authentication (2FA)
  • • Secure password hashing (bcrypt)
  • • Session management & timeout
  • • Email verification required
🔒

Data Protection

  • • TLS 1.3 encryption in transit
  • • AES-256 encryption at rest
  • • Prepared statements (SQL injection prevention)
  • • XSS protection headers
  • • CSRF token validation
🌐

Infrastructure

  • • DDoS protection enabled
  • • Web Application Firewall (WAF)
  • • Rate limiting on all endpoints
  • • Regular security audits
  • • Automated vulnerability scanning
💳

Payment Security

  • • PCI DSS compliant payment processing
  • • No card data stored on servers
  • • Stripe/PayPal tokenization
  • • Fraud detection integration
  • • Withdrawal verification flow
📋

Compliance

  • • GDPR data handling compliance
  • • KYC/AML verification process
  • • Data retention policies
  • • Right to erasure support
  • • Audit trail logging
🔍

Monitoring

  • • Real-time error tracking
  • • Security event logging
  • • Suspicious activity alerts
  • • Performance monitoring
  • • Uptime monitoring (99.9% SLA)

💳 Payment Integration

Supported Payment Providers

💳

Stripe

Credit/Debit Cards

Active
🅿️

PayPal

PayPal Balance & Cards

Active
🪙

Binance Pay

Cryptocurrency

Active
💰

Skrill

E-Wallet

Active

Payment Architecture

PaymentProviderFactory
├── StripeService
│   ├── createPaymentIntent()
│   ├── processWebhook()
│   └── refund()
├── PayPalService
│   ├── createOrder()
│   ├── capturePayment()
│   └── callback()
├── BinancePayService
│   ├── createOrder()
│   └── verifyPayment()
└── SkrillService
    ├── initPayment()
    └── handleCallback()

Key Features

  • • Factory pattern for provider abstraction
  • • Webhook validation for all providers
  • • Automatic currency conversion
  • • Transaction logging & reconciliation

⚡ Real-time Trading Infrastructure

WebSocket Architecture (Pusher)

Price Updates Channel

Real-time price feeds from market data providers, broadcast to all connected clients with sub-100ms latency.

Trade Execution Channel

Private channels for trade confirmation, P&L updates, and position management.

Notification Channel

User-specific alerts for trade outcomes, deposits, withdrawals, and system notifications.

Performance Metrics

Average Latency < 50ms
Uptime SLA 99.9%
Concurrent Connections 10,000+
Trade Execution < 200ms

🗄️ Database Architecture

Core Database Schema

👤 Users & Auth

users
├── id (PK)
├── email (UNIQUE)
├── password_hash
├── 2fa_enabled
├── email_verified
├── kyc_status
└── created_at

sessions
├── id (PK)
├── user_id (FK)
├── token
├── expires_at
└── ip_address

💰 Wallets & Trades

wallets
├── id (PK)
├── user_id (FK)
├── type (demo/real)
├── balance
└── currency

trades
├── id (PK)
├── user_id (FK)
├── wallet_id (FK)
├── asset
├── amount
├── direction
├── entry_price
├── exit_price
├── pnl
└── status

💳 Transactions

deposits
├── id (PK)
├── user_id (FK)
├── amount
├── provider
├── status
└── transaction_id

withdrawals
├── id (PK)
├── user_id (FK)
├── amount
├── method
├── status
└── processed_at

Database Optimization

Indexing

Optimized queries

Connection Pool

PDO persistent

Backup Frequency

Every 6 hours

Replication

Master-slave

☁️ Cloud Infrastructure & Hosting

Infrastructure Overview

🌐

Cloud Provider

Primary hosting

AWS / DigitalOcean

  • • Multi-region deployment
  • • Auto-scaling enabled
  • • Load balancing configured
🚀

CDN

Content delivery

Cloudflare

  • • Global edge network
  • • DDoS protection
  • • SSL/TLS encryption
📦

Storage

Data & backups

S3 / Spaces

  • • Object storage for assets
  • • Automated backups
  • • 99.99% durability

Server Configuration

Web Servers

Active

Nginx reverse proxy + PHP-FPM

Instances: 3x
CPU: 4 vCPU
RAM: 8 GB
Storage: 100 GB SSD

Database Server

Optimized

MySQL 8.0 with master-slave replication

Master: 1x
Slaves: 2x
RAM: 16 GB
Storage: 500 GB SSD

Cache Layer

Redis

In-memory caching for sessions & data

Instances: 2x
RAM: 4 GB
Hit Rate: 98%
Latency: <1ms

Disaster Recovery & Backup

Backup Strategy

  • ✓ Full database backups every 6 hours
  • ✓ Incremental backups every 30 minutes
  • ✓ 30-day retention policy
  • ✓ Off-site backup replication

Recovery Metrics

Recovery Time Objective (RTO) < 2 hours
Recovery Point Objective (RPO) < 30 min

Tested Monthly: All disaster recovery procedures are tested on a monthly basis to ensure reliability.

Monthly Infrastructure Costs

Hosting & Servers

$450

AWS/DigitalOcean

CDN & DDoS

$120

Cloudflare Pro

Monitoring & Logs

$80

New Relic, Sentry

Total Monthly

$650

Scales with usage

⚡ Performance Benchmarks & Testing

Load Testing Results

Concurrent Users Test

1,000 concurrent users Avg 45ms
5,000 concurrent users Avg 120ms
10,000 concurrent users Avg 250ms

Trades Per Second (TPS)

1,200 TPS

Maximum sustained throughput without degradation

API Performance

GET /api/v1/assets 32ms
POST /api/v1/trades/place_trade 89ms
GET /api/v1/wallet/balance 24ms
GET /api/v1/trades/history 156ms
POST /api/v1/auth/login 320ms

Includes bcrypt hashing (intentionally slow for security)

Uptime & Reliability Metrics (Last 90 Days)

Overall Uptime

99.7%

Exceeds SLA target

Incidents

2

Both resolved < 30min

Avg Response Time

78ms

Global average

Error Rate

0.02%

Industry leading

Monthly Uptime Trend

30 days ago 15 days ago Current

🔍 Compliance & Security Audits

Security Audit Status

Penetration Testing

Completed Q4 2024

Third-party security firm conducted comprehensive penetration testing

  • • 0 critical vulnerabilities found
  • • 2 medium issues - patched within 48 hours
  • • Full report available for investors

OWASP Top 10 Compliance

Verified

Protected against all OWASP Top 10 vulnerabilities

  • • SQL Injection protection (prepared statements)
  • • XSS prevention (input sanitization)
  • • CSRF token validation on all forms

Dependency Audits

Weekly

Automated scanning of all dependencies for known vulnerabilities

Compliance Certifications

PCI DSS Compliance

Level 4

Payment card security standards through Stripe/PayPal integration

GDPR Compliance

Compliant

Full data protection and privacy controls

  • • Right to access & data portability
  • • Right to erasure implemented
  • • Privacy policy & consent management

SSL/TLS Certification

A+ Rating

TLS 1.3 encryption with perfect forward secrecy

ISO 27001

In Progress

Information security management certification - Target Q2 2025

🚀 Scalability & Technical Roadmap

Current Scalability

Concurrent Users Up to 50,000
Trades per Second 1,000+ TPS
Database Size Scalable to TB
CDN Coverage Global edge nodes

Technical Roadmap

Q1 2025

Mobile App Launch

Native iOS and Android applications

Q2 2025

AI Trading Signals

ML-powered trade recommendations

Q3 2025

Copy Trading

Social trading and strategy marketplace

Q4 2025

API for Partners

Public API for third-party integrations

👨‍💻 Development Practices

🔄

CI/CD Pipeline

Automated testing and deployment with GitHub Actions

  • • Automated unit tests
  • • Code quality checks
  • • Staging deployment
  • • Production releases
📝

Code Quality

Strict coding standards and peer review process

  • • PSR-12 coding standard
  • • Required code reviews
  • • Static analysis (PHPStan)
  • • Documentation requirements
📊

Monitoring

Comprehensive monitoring and alerting system

  • • Application performance
  • • Error tracking
  • • Database metrics
  • • Custom dashboards

Technical Due Diligence

Our engineering team is available to provide detailed technical documentation, code reviews, and architecture discussions.

📧 tech@sloption.com ← View Financial Report