Table Of Contents

• About
• Video
• Built With
• Getting Started
  • Prerequisites
  • How to try the project
• Contributing
  • Creating A Pull Request
• License

About

1- A program that is able to encrypt/decrypt text using the RSA algorithm.
2- Another program that tries to break RSA and get the correct private key.
3- Chat app using sockets, chat messages are encrypted.

Video

Encrypt/Decrypt

normal.webm

Chat

chat.webm

Breaking RSA

break.webm

Built With

• PHP
• PHP web sockets
• GMP (for maths)

Getting Started

To get a local copy up and running follow these simple steps.

Prerequisites

• install php
• install apache2 ( or any local serve )

How to try the project

1. Clone the repo

    git clone https://github.com/MUSTAFA-Hamzawy/RSA-Assignment

2. navigate to the path in your localhost files example: localhost/crypto
3. To try the chat mode:-
   • Open a command prompt and run the server => php server.php
   • Open another command prompt and run the client => php client.php
   • Enter the public key of the client.
   • Start chatting.

Contributing

Contributions are what make the open source community such an amazing place to be learn, inspire, and create. Any contributions you make are greatly appreciated.

• If you have suggestions for adding or removing projects, feel free to open an issue to discuss it, or
• Directly create a pull request after you edit the files with necessary changes.

Creating A Pull Request

1. Fork the Project
2. Create your Feature Branch (git checkout -b feature/AmazingFeature)
3. Commit your Changes (git commit -m 'Add some AmazingFeature')
4. Push to the Branch (git push origin feature/AmazingFeature)
5. Open a Pull Request

License

See LICENSE for more information.