Lessons
The following lessons explain different programming concepts and have been published by our members. Search for a particular lesson using the filters
Explore how to turn open data into actionable intelligence to prevent threats and support cybersecurity decisions
🛡️ Implementing security controls, access management, vendor oversight, and contingency plans as part of the NIST Framework's 'Protect' function
🛡️ Understanding the fundamentals of the NIST Cybersecurity Framework, its importance in information security management, and its implementation
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Learn how to use browser developer tools to observe, analyze, and troubleshoot HTTP requests made by JavaScript. This lesson teaches you how to interpret errors, understand response times, and improve API interactions.
Explore how the browser manages resources referenced in an HTML page (like stylesheets, images, and scripts). Learn what loads first, what can block rendering, and how to optimize the delivery of visual content.
Discover how web servers interpret a URL's path to deliver the correct resource. This lesson explains server request routing with a clear analogy and diagrams to visualize the process.
Strategic planning, backups, and drills to maintain operational resilience after cybersecurity incidents
🔍 Exploring the 'Identify' function to understand threats, vulnerabilities, and critical assets in cybersecurity management
Learn how to implement private routes in React applications to restrict access to authenticated users, create route guards, and seamlessly integrate authentication with React Router.
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Discover how JavaScript can update parts of a web page in real-time without reloading the entire page. This lesson explains how dynamic HTTP requests work and how modern websites use APIs to fetch new data.
Discover how the browser interprets the HTML received from the server to construct the visual structure of a web page. This lesson explains how the DOM is formed, what blocks its parsing, and why this step is crucial in loading any website.
Learn how the Domain Name System (DNS) translates easy-to-remember domain names into IP addresses that servers understand. This lesson explores how DNS works and why it is essential for web navigation.
🚨 Applying monitoring, forensic analysis, and response plans to strengthen resilience against cyber threats
🛡️ Understanding the key components and functions of the NIST Cybersecurity Framework for effective information security management
Learn how to implement a robust authentication system in React applications using Context API to manage user state, credentials, and permissions across your entire application.
Learn how WebSockets work to achieve real-time updates between client and server. This lesson explains how a persistent connection is established, its advantages over traditional HTTP requests, and everyday examples that use this technology.
Learn how browsers optimize web page loading using cache and other key techniques. This lesson explains how caching works, when it can cause issues, and how to leverage it to improve user experience.
Discover what happens inside the server after receiving a request: how it generates content, adds headers and status codes, and responds to the browser. This lesson combines the logic of processing and delivering web responses into a single pedagogical flow.