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Web Networking, HTTP & Automation

Learn what happens between a URL and a response, inspect it in browser DevTools, debug it with professional tools, and automate reliable web workflows. Twenty units with practical labs, from packets and TLS to APIs, browser automation, and responsible data extraction.

6 main parts
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  1. 01Networking foundationsFollow a request from frames and addresses through DNS, transport, TLS, and HTTPS.6 chapters
  2. 02HTTP in depthMaster requests, responses, state, authentication, caching, proxies, and protocol versions.4 chapters
  3. 03Browser laboratoryInvestigate real behavior with the Console, Network panel, Fetch API, and browser security boundaries.3 chapters
  4. 04Professional toolsReproduce and inspect traffic with CLI clients, API workbenches, proxies, debuggers, and packet capture.3 chapters
  5. 05Automation & extractionBuild reliable Python, Node.js, browser, and responsible data-extraction workflows.3 chapters
  6. 06Production capstoneShip an observable, bounded automation with tests, failure policy, telemetry, and an operator runbook.1 chapters

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