IT & Software → Networking → TLS and Certificates → Introduction to TLS and Certificates

Overview

Transport Layer Security (TLS) is a protocol that ensures secure communication over the internet. It uses certificates to verify the identity of websites and encrypt data. Understanding TLS and certificates is essential for protecting sensitive information and maintaining privacy online. This topic will cover the basics of how TLS works and the role of certificates in establishing secure connections.

📚 Key Learning Objectives

  • Explain the purpose of TLS in internet security.
  • Identify the components of a TLS handshake.
  • Describe how certificates validate website identities.
  • Demonstrate how to check a website's TLS certificate.
  • Discuss the importance of keeping certificates up to date.