authentication_exercise

Overview

This project is an authentication system implemented in C++. It includes functionalities for user registration, login, and password management.

Features

• User registration with unique username and password
• Secure password storage using hashing
• User login with authentication
• Password reset functionality

Requirements

• C++11 or later
• OpenSSL library for hashing

Setup

1. Clone the repository:

git clone /home/nuno/workspace/authentication_exercise
cd authentication_exercise

2. Install dependencies:

sudo apt update
sudo apt-get install g++

3. Build the project:

g++ -o auth_system main.cpp -lssl -lcrypto

Usage

1. Run the authentication system:

./auth_system

2. Follow the on-screen instructions to register, login, or reset your password.

Code Structure

• main.cpp: Contains the main function and user interaction logic.
• auth.cpp: Implements the authentication functionalities.
• auth.h: Header file for the authentication functions.

Example

#include <iostream>
#include "auth.h"

int main() {
  // Example usage of the authentication system
  registerUser("username", "password");
  if (loginUser("username", "password")) {
    std::cout << "Login successful!" << std::endl;
  } else {
    std::cout << "Login failed!" << std::endl;
  }
  return 0;
}

License

This project is licensed under the MIT License.