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CodeSignal

Advanced TLS and Security Hardening

via CodeSignal

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Overview

In this course, you will learn to harden Node.js applications by preventing mixed content, enforcing HTTP Strict Transport Security (HSTS), and understanding Perfect Forward Secrecy (PFS) and TLS cipher suites. These best practices will help you secure your Express.js applications against common web threats.

Syllabus

  • Unit 1: Preventing Mixed Content Warnings
    • Implementing the Redirection Middleware
    • Secure Your Server with HTTPS Redirection
    • Redirect HTTP to HTTPS
  • Unit 2: Enforcing HTTP Strict Transport Security (HSTS)
    • Configure HSTS Middleware in Express
    • Boost Server Security with HSTS
    • Enforce HTTPS with HSTS
  • Unit 3: Introduction to PFS and Cipher Suites in TLS
    • Generate DHE Parameters
    • Define the PFS-Enabled Ciphers
    • Enhance Cipher Security
    • Secure Server with Perfect Forward Secrecy
    • Configure HTTPS for Forward Secrecy

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