OpenSSL Security Practice

This repository contains practical exercises using OpenSSL to prepare for careers in cybersecurity.

Practice Topics

1. RSA/EC key generation and management
2. File encryption and decryption (AES, Base64)
3. Digital signature creation and verification
4. CSR (Certificate Signing Request) and X.509 certificate generation
5. Applying a self-signed certificate to a Spring HTTPS server

Objectives

• Gain hands-on experience with essential cryptographic concepts via CLI
• Demonstrate foundational knowledge of network security
• Build a strong portfolio for security-related job applications