Malicious browser extensions can redirect your search traffic elsewhere.In fact, a keylogger can track everything you type, making it a huge threat to your sensitive data such as credit card details and financial information. They can work as potential keyloggers to capture your passwords and login details.Here are some privacy and security concerns that browser extensions can pose: How can browser extensions risk your security? Most users tend to overlook such messages and install extensions anyway without understanding the implications. For example, if you ever pay attention while installing a browser extension in Chrome, you will see a message which will read something like: “Read and change all your data on the websites you visit.”

However, browser extensions do not just get full access automatically, most of the time, we grant it to them knowingly or unknowingly. This means they can track your browsing, capture your passwords, and even insert customized ads based on your browsing history. Most browser extensions have partial or full access to everything you do online. Some extensions come directly from the browsers like Google Chrome or Mozilla Firefox but the vast majority of extensions such as Evernote are created by third-party programmers.

They are generally created by using known web-based technologies and languages such as HTML, CSS, and JavaScript. But they can also be tasked with removing unwanted options such as autoplay videos and other inconvenient features. Browser extensions add additional features or functionalities to a website.

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