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When developing an application with a non-CLI interface, you must never forget about frontend security. Cross-site scripting (XSS) is the most severe consequence of poorly implemented frontends. Let’s take an in-depth look at that vulnerability, explore the root cause, various ways of exploiting it, learn how to properly use the React framework, and understand how to protect any frontend app from the XSS threat.

In this article, we shed light on the value that QA professionals bring to the table and delve into their core roles and activities. By exploring this guide, you will get answered the question surrounded by so many misconceptions – why is a quality assurance engineer needed on a software development team?