Packt
TLS & HTTPS Explained – Visualizations & Localhost Setup

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Packt

TLS & HTTPS Explained – Visualizations & Localhost Setup

Gain insight into a topic and learn the fundamentals.
Intermediate level

Recommended experience

6 hours to complete
Flexible schedule
Learn at your own pace
Gain insight into a topic and learn the fundamentals.
Intermediate level

Recommended experience

6 hours to complete
Flexible schedule
Learn at your own pace

What you'll learn

  • Gain a deep understanding of HTTP, HTTPS, and encryption protocols.

  • Learn how to capture and analyze encrypted HTTPS traffic using Wireshark.

  • Master the process of setting up and securing your own HTTPS server.

  • Understand advanced encryption techniques and their application in web security.

Details to know

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Recently updated!

January 2026

Assessments

4 assignments

Taught in English

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There are 3 modules in this course

In this module, we will introduce the basics of HTTP and HTTPS, focusing on their structures and how they enable secure web communication. You will also learn about encryption, including symmetric and asymmetric encryption, and get hands-on experience analyzing HTTP/1.1 and encrypted HTTPS traffic using Wireshark. By the end of this section, you'll have a solid understanding of how encryption and protocols like HTTP/3 enhance the security of online communications.

What's included

8 videos1 reading

In this module, we will dive deep into the workings of TLS and HTTPS, exploring how encryption ensures the confidentiality, integrity, and authenticity of data. You’ll gain an in-depth understanding of the TLS handshake, the role of Public Key Infrastructure (PKI), and how digital certificates are generated, verified, and trusted. Additionally, we’ll look at the emerging role of quantum-resistant encryption algorithms, preparing you for the future of secure communications.

What's included

19 videos1 assignment

In this module, we will guide you through the practical steps of creating your own HTTPS server. Starting with certificate creation and key generation using XCA and OpenSSL, you’ll build a secure server on localhost using Node.js. You’ll also learn how to use Wireshark to inspect and troubleshoot your TLS connection, ensuring that your server is properly secured. Finally, we will introduce mkcert for easier management of trusted local certificates, giving you all the tools you need to run a secure HTTPS server.

What's included

16 videos3 assignments

Instructor

Packt - Course Instructors
Packt
1,299 Courses334,545 learners

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Packt

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