# Introduction In this challenge, we will explore encryption and decryption methods commonly used in penetration testing. Cryptography plays an essential role in network security, and understanding encryption and decryption techniques is crucial for identifying vulnerabilities and securing systems. You will have the opportunity to decrypt a mysterious code that has undergone multiple layers of encryption or encoding, including URL encoding, HTML encoding, Base64 encoding, and MD5 encryption. Your task is to restore the original string by decrypting it step by step.
Click the virtual machine below to start practicing