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Developer tools · #puppeteer
Learn how to diagnose and fix 'Navigation timeout exceeded' errors in Puppeteer by adjusting waitUntil strategies and navigation timeout settings.
Learn how to use Puppeteer's request interception to block images, fonts, and trackers, significantly reducing page load times and resource consumption during automation.
Stop relying on unstable CSS selectors. Learn how to use Puppeteer's network interception and waitForResponse to capture raw JSON data directly from APIs for more robust automation.
We run Puppeteer inside Docker containers on a shared host, and the current setup launches Chrome with the default WebSocket transport. My concern is the DevTools endpoint: anyone who can reach the debugging port gets full control of the browser, including cookies and page data, with no authentication. The default binding appears to be loopback-only, but con
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docker