Welcome to our comprehensive Cryptography and Cryptanalysis Library built in C#! This repository houses a powerful package designed for anyone interested in learning and implementing cryptographic algorithms. With a focus on clarity, robustness, and educational value, our library provides implementations for a variety of cryptographic algorithms, along with thorough explanations and analysis tools.

• Enciphering and Deciphering: Our library offers implementations for a range of encryption and decryption algorithms, allowing users to encrypt plaintext messages and decrypt ciphertext securely.
• Cryptanalysis: In addition to encryption and decryption, we provide tools for cryptanalysis, enabling users to analyze ciphertexts and break cryptographic schemes to better understand their strengths and weaknesses.
• Comprehensive Documentation: Each algorithm implementation is accompanied by detailed explanations within the code comments, providing insights into the underlying principles and operation of the algorithms.
• Test Cases: To ensure correctness and reliability, our package includes a suite of test cases covering various scenarios, validating the functionality of our implementations.

Our library covers a wide range of cryptographic algorithms, including but not limited to:

• Classical Algorithms: CaesarCipher, PlayFair, HillCipher, Monoalphabetic, etc ...
• Symmetric Key Algorithms: AES, DES, Triple DES
• Asymmetric Key Algorithms: RSA, ElGamal
• Hash Functions: SHA-256, MD5
• Stream Ciphers: RC4
• Cryptanalysis Techniques: Frequency analysis, brute force attacks, statistical tests

To get started with our library, simply follow these steps:

1. Clone the repository to your local machine.
2. Add the package to your C# project as a dependency.
3. Explore the provided implementations, comments, and test cases to gain a deeper understanding of cryptography and cryptanalysis.
4. Utilize the library in your projects for secure encryption, decryption, and analysis tasks.

We welcome contributions from the community to enhance the functionality and usability of our library. Whether you're a cryptography enthusiast, a software developer, or a security researcher, your expertise and insights can help improve our project. Feel free to fork the repository, make changes, and submit pull requests with your enhancements.

• To get this remote repository in your local environment you can use:

git clone https://github.com/Saalehh/Cybersecurity-Crpto-Tasks.git

1. Open the CMD/Git Bash in the directory contains the repository you cloned or you can normally open the CMD and change the current path using:

cd path/to/repository/directory

2. First you should pull changes from a remote repository:

git pull

3. ⚠️ Add ONLY the .cs file for your task using this command and DO NOT add all files ⚠️:

git add <path/to/task_file.cs>

4. Commit with a message that describes the changes you made within your task file:

git commit -m "Your Message"

5. Push your task file:

git push origin main

We value feedback from our users and strive to continually improve our library. If you have any suggestions, feature requests, or encounter any issues while using our package, please don't hesitate to open an issue on GitHub. Your feedback helps us make our library better for everyone.

This project is licensed under the MIT License, allowing for free and open use, modification, and distribution of the codebase. Feel free to incorporate our library into your projects, both personal and commercial, while ensuring compliance with the license terms.

We are passionate about cryptography and dedicated to providing accessible resources for learning and implementing cryptographic algorithms. Our team comprises experienced developers and cryptography enthusiasts committed to promoting security and understanding in the digital world.

Thank you for choosing our Cryptography and Cryptanalysis Library. We hope it serves as a valuable tool in your journey to mastering cryptography and enhancing your software security.