A simple yet effective Python-based tool to encrypt and decrypt files securely using symmetric key cryptography (Fernet) from the cryptography library. Designed to demonstrate real-world file ...

def encrypt_file(filename, fernet): with open(filename, 'rb') as file: original = file.read() encrypted = fernet.encrypt(original) with open(filename + ".locked", 'wb ...

The key used for these kinds of symmetric encryption is called as File Encryption Key (or FEK). This FEK is in return encrypted with a public or a private key algorithm like RSA and stored with the ...

How to encrypt compressed files the easy way from Windows, macOS, or Linux Your email has been sent Image: Meilun, Getty Images/iStockphoto Must-read security coverage Black Hat: Security Researcher ...