《数据可视化》结课任务，包括三项任务

Extrapolation of Diamond pricing based on their quality and size

Malware detection can be implemented by checking if a file matches the hash of known malware signatures. This project helps to build a basic malware detection system that checks files against a database of malicious file hashes.

This document describes a File Encryption and Decryption Utility implemented in Python. This utility enables users to securely encrypt and decrypt files using a password-derived key. The utility leverages the cryptography library, which provides a robust framework for implementing AES (Advanced Encryption Standard) encryption.