Node.js API Masterclass with Express and MongoDB - XSS Protection & Security Headers

The video tutorial covers the implementation of security headers using the Helmet package to enhance API security. It explains how to install and initialize Helmet to add various security headers, such as DNS prefetch control and XSS protection. The tutorial also introduces the XSS Clean package to prevent cross-site scripting by sanitizing input data. A demonstration shows how XSS Clean prevents script tags from being stored in the database. The video concludes with a brief mention of rate limiting as a future topic.

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