Cryptography & Encryption focuses on the principles and practical use of cryptography to secure data and communications. This category teaches you how modern encryption algorithms work, how cryptographic systems are designed, and how they are used to protect information in real-world applications.

You will learn core topics such as symmetric and asymmetric encryption, hashing, digital signatures, key management, certificates, TLS/SSL, and secure communication protocols. The courses also cover common cryptographic mistakes, implementation vulnerabilities, and best practices for using cryptography securely in software, networks, and cloud environments.

This category is ideal for cybersecurity professionals, developers, network engineers, and anyone who wants to understand how data is protected at a technical level. By mastering cryptography and encryption fundamentals, you’ll be able to design more secure systems, protect sensitive data, and avoid common security pitfalls in real-world applications.