Javascript is a scripting language originally created to extend the functionality of web browsers, but it has grown in popularity for a variety of uses on the web. While Javascript is powerful and widely used in websites and applications, it also presents potential security risks. In this article, we will discuss what Javascript is, how it works, how it can become a risk, the different types of Javascript viruses, how to identify them, prevention strategies, best practices, and related tools.

Overview of Javascript

Javascript is a multi-paradigm programming language mainly used to create interactive web applications. It allows developers to create interactive elements on a web page, making it more dynamic and user-friendly than traditional websites. Javascript provides web developers with a powerful tool for creating interactive web experiences by manipulating web page content, changing page layout, and sending requests to the server.

Javascript is mainly used in the front-end of web development, meaning it runs in the browser and interacts with web elements such as HTML and CSS. It is also used in the back-end with Node.js. Node.js is a runtime environment which allows developers to use Javascript outside of the browser.

Javascript is a popular language due to its versatility and ease of use. It is used in a variety of applications, from web development to mobile app development. It is also used in game development, allowing developers to create interactive and immersive experiences. Javascript is a powerful language that can be used to create a wide range of applications.

How Javascript Works

Javascript is an interpreted language, meaning that it is read line-by-line and does not have to be compiled before it can be executed. It is usually written in the form of scripts which are embedded into HTML documents or added to web pages externally via the