About Simezu

A robust and scalable authentication and authorization platform

What is Simezu?

Simezu is a centralized authentication and authorization platform designed to support multiple applications. The system provides a complete solution for user management, roles, permissions, session management, and API access.

Built with PHP and MySQL, designed for production environments with millions of users. The system is fully modular, making it easy to extend and integrate with existing applications.

Simezu dashboard – statistics and health
Dashboard: statistics, auth health, and app usage
User management
Users, roles, and permissions
Payments
Payments, sessions, and transactions

User Management

Complete user lifecycle management with registration, login, email verification, and password reset functionality.

  • User Registration
  • Email Verification
  • Password Reset
  • Profile Management

Roles & Permissions

Flexible RBAC system with fine-grained permissions. Define roles and capabilities that match your application's needs.

  • Role-Based Access Control
  • Fine-Grained Permissions
  • Hierarchical Roles
  • Dynamic Permissions

Session Management

Server-side session tracking and management with support for multiple devices and concurrent sessions.

  • Session Tracking
  • Multi-Device Support
  • Session Revocation
  • Activity Monitoring

Token Management

JWT access tokens and refresh tokens with automatic rotation. Secure token storage and validation.

  • JWT Tokens
  • Refresh Tokens
  • Token Rotation
  • Secure Storage

Audit Logging

Comprehensive logging of all important actions with detailed audit trails for security and compliance.

  • Action Logging
  • Audit Trails
  • Compliance Ready
  • Search & Filter

Rate Limiting

Protection against brute-force attacks and abuse with configurable rate limiting and throttling.

  • Brute-Force Protection
  • Configurable Limits
  • IP-Based Throttling
  • Automatic Blocking

Why Simezu?

Simezu was developed with the following goals in mind:

Simplicity

An easy-to-use system without unnecessary complexity. Get started in minutes, not days.

Security

Modern security standards and best practices. Built with security as a core principle.

Scalability

Designed to grow from a few users to millions. Scale horizontally without limits.

Flexibility

Fully modular architecture for easy customization. Extend without breaking changes.

Performance

Optimized for high load and fast response times. Built for production environments.

Technology Stack

Simezu is built with modern, proven technologies:

  • Backend: PHP 8+ with modular service-oriented architecture
  • Database: MySQL 8+ with optimized queries and indexes
  • Security: Argon2id password hashing, JWT tokens, rate limiting
  • API: RESTful endpoints for all functionality

Future-Proof

Simezu is designed with the future in mind. The system can easily be extended with new functionality, supports multiple applications, and is built to scale to millions of users.