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Browser extensions: more dangerous than you think

Browser extensions are one of the most convenient ways to enhance your browsing experience. However, they also pose risks for users and their personal data.
Through them, you can become a victim of online fraud or have malware installed on your computer.

Browser extensions are seemingly innocent add-ons that enhance our online experience, providing us with functionalities ranging from ad-blocking to password management. However, beneath their convenience lies a potential threat that many users underestimate: browser extensions can be more dangerous than they appear.
While reputable companies and individuals develop many extensions, the largely unregulated extension market also makes it a breeding ground for malicious actors. Even with the best intentions, extensions can inadvertently collect sensitive data, compromising users’ privacy. Some extensions have been caught selling user data to third parties, leading to identity theft and invasive targeted ads.

Another alarming aspect is the potential for extensions to become vehicles for malware. Cybercriminals have been known to acquire popular extensions and inject malicious code, turning them into tools for spreading malware, stealing personal information, or initiating phishing attacks. Users may unwittingly download these compromised extensions, putting their devices and data at risk.

Furthermore, extensions can modify website content and inject ads, sometimes even without the user’s consent. This not only disrupts the browsing experience but can also expose users to misleading or harmful content. Excessive or poorly coded extensions can slow down browser performance, leading to frustration and decreased productivity.

To mitigate these risks, users should be cautious when installing extensions. Stick to well-known sources like the Chrome Web Store or Mozilla Add-ons and carefully read reviews and permissions before installation. Regularly review and uninstall extensions that are no longer needed. Keeping browsers and extensions updated ensures patches for any known security vulnerabilities.

In conclusion, while browser extensions offer undeniable advantages, they should be approached with a healthy dose of scepticism. The potential dangers they pose to privacy, security, and browsing experience are more significant than often realized. By being vigilant and discerning, users can enjoy the benefits of extensions without falling victim to their potential hazards.

Let’s look at the most significant threats hidden by browser extensions.

Kristi Shehu is a Cyber Security Engineer (Application Security) and Cyber Journalist based in Albania. She lives and breathes technology, specializing in crafting content on cyber news and the latest security trends, all through the eyes of a cyber professional. Kristi is passionate about sharing her thoughts and opinions on the exciting world of cyber security, from breakthrough emerging technologies to dynamic startups across the globe.