Top security web browser plugins
Plugins that you should have installed to browse internet safely. Of course you don't need to install them all. One java script blocker and one ad blocker and one privacy/tracker blocker is enough. On the list you can find best plugins for Chrome/Firefox/Opera. It is also good to have VirusTotal plugin installed to scan files before download.

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HTTPS Everywhere is a browser extension produced as a collaboration between The Tor Project and the Electronic Frontier Foundation. It encrypts your communications with a number of major websites.
- Privacy Tool
- Free • Open Source
- Online
- Vivaldi Browser
- Google Chrome
- Yandex.Browser
- Opera
- Chromium
- Firefox
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HTTPZ is meant to be unobtrusive and lightweight. Is very configurable, and should be slightly more secure than some of the alternatives out there, since it has a couple of built-in ways to defend against SSL stripping attacks.
- Privacy Tool
- Free • Open Source
- Windows
- Linux
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The EU regulations require that every website must get user's permission before installing cookies. Imagine how irritating that becomes when you surf anonymously or if you delete cookies automatically every time you close the browser.
- Cookie Manager
- Free • Proprietary
- Google Chrome
- uBlock Origin
- AdBlock
- Pale Moon
- Adblock Plus
- Opera
- Chromium
- Firefox
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This efficient browser add-on blocks ads, trackers, and malware by default employing various filter lists, acting as a comprehensive wide-spectrum blocker.
- Ad Blocker
- Free • Open Source
- Microsoft Edge
- Vivaldi
- Google Chrome
- Pale Moon
- Thunderbird
- Opera
- Node.JS
- Chromium
- Mozilla Firefox
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Block ads, cookies, popups & other trackers. Ghostery sets you up for a private, transparent, and fast internet.
- Ad Blocker
- Free • Open Source
- Mac
- Windows
- Android
- iPhone
- Android Tablet
- iPad
- Microsoft Edge
- Vivaldi
- Google Chrome
- Safari
- Yandex Browser
- Opera
- Mozilla Firefox
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Control your cookies! This extension is inspired by
Self-Destructing Cookies. When a tab closes, any cookies not being used are automatically deleted. Prevent tracking by other cookies and add only the ones you trust.
- Cookie Manager
- Free • Open Source
- Mac
- Windows
- Linux
- Android
- iPhone
- Android Tablet
- iPad
- Google Chrome
- Tor Browser Bundle
- Chromium
- Firefox
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Privacy Badger is a browser-add on tool that analyzes sites to detect and disallow content that tracks you in an objectionable, non-consensual manner. When you visit websites, your copy of Privacy Badger keeps note of the "third party" domains that embed images...
- Ad Blocker
- Free • Open Source
- Microsoft Edge
- Google Chrome
- Opera
- Mozilla Firefox
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MinerBlock is an efficient browser extension that focuses on blocking browser-based cryptocurrency miners all over the web.
- Free • Open Source
- Online
- Google Chrome
- Opera
- Firefox
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The NoScript Firefox extension provides extra protection for Firefox, Seamonkey and other mozilla-based browsers: this free, open source add-on allows JavaScript, Java, Flash and other plugins to be executed only by trusted web sites of your choice (e.g. your online bank).
- Ad Blocker
- Free • Open Source
- Mac
- Windows
- Linux
- BSD
- Google Chrome
- SeaMonkey
- Mozilla Firefox
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A simple extension that brings some of
NoScript 's functionality to Chrome while emphasizing simplicity and intuitiveness (no affiliation to NoScript or NotScripts).
- Free • Open Source
- Mac
- Windows
- Linux
- Vivaldi Browser
- Google Chrome
- Opera
- Chromium
- Firefox
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Point & click to forbid/allow any class of requests made by your browser. Use it to block scripts, iframes, ads, facebook, etc.
- Ad Blocker
- Free • Open Source
- Google Chrome
- Opera
- Brave
- Firefox
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Guard your browser against CSS Exfil attacks!
CSS Exfil is a method attackers can use to steal data from web pages using Cascading Style Sheets (CSS). This plugin sanitizes and blocks any CSS rules which may be designed to steal data.
- Free • Open Source
- Mac
- Windows
- Linux
- Google Chrome
- Firefox
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With VT4Browsers you will be able to use VirusTotal to analyze urls and files automatically. You can change the extension's behavior at any time.
- Anti-Virus App
- Free • Proprietary
- Mac
- Windows
- Linux
- Google Chrome
- Firefox
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"User Agent Switcher and Manager" spoofs browser's User-Agent string. This string is used by web servers to provide content to you. Based on your browser type and operating system, web servers might provide different HTML content (like a different styling or lower...
- Free • Open Source
- Online
- Google Chrome
- Opera
- Firefox
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Automatically change the user agent after specified period of time to a randomly selected one, thus hiding your real user agent.
- Privacy Tool
- Free • Open Source
- Mac
- Windows
- Linux
- Android
- iPhone
- Chrome OS
- Android Tablet
- BSD
- iPad
- Google Chrome
- Firefox
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Protects you against tracking through "free", centralized, content delivery. It prevents a lot of requests from reaching networks like Google Hosted Libraries, and serves local files to keep sites from breaking. Complements regular content blockers.
- Privacy Tool
- Free • Open Source
- Mac
- Windows
- Linux
- Android
- Android Tablet
- Google Chrome
- Pale Moon
- Opera
- Chromium
- Mozilla Firefox
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Cloud Firewall is a browser extension/addon that allows users to block connections to sites, pages and web resources (images, videos, etc) hosted in major cloud services if the user wishes to do so.
- Free • Open Source
- Online
- Firefox
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This extension will automatically remove tracking elements from URLs to help protect your privacy when browse through the Internet.
- URL Cleaner
- Free • Open Source
- Google Chrome
- Mozilla Firefox
- Microsoft Edge
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Neat URL cleans URLs, removing parameters such as Google Analytics' utm parameters.
- URL Cleaner
- Free • Open Source
- Online
- Vivaldi Browser
- Google Chrome
- Firefox
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FastForward circumvents sites which make you wait (like adf.ly), make you do something (e.g., show.co and sub2unlock.com) and even trackers (such as bit.ly and t.co)!.
- URL Shortener
- Free • Open Source
- Microsoft Edge
- Vivaldi Browser
- Google Chrome
- Opera
- Firefox
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If you hate those obnoxious and very annoying redirects, then this is the tool for you. Skip Redirect is an add-on for Firefox that skips redirects. It works flawlessly!.
- Free • Open Source
- Online
- Mozilla Firefox
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Privacy, simplified. Our add-on provides the privacy essentials you need to seamlessly take control of your personal information, no matter where the internet takes you: tracker blocking, smarter encryption, DuckDuckGo private search, and more.
- Free • Open Source
- Microsoft Edge
- Google Chrome
- Safari
- Opera
- Mozilla Firefox
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Terms of Service; Didn't Read (ToS;DR) is an active project to fix the biggest lie on the web. We help you understand the Terms and Conditions and Privacy Policies of websites.
- Privacy Tool
- Free • Open Source
- Mac
- Online
- iPhone
- Microsoft Edge
- Vivaldi
- Google Chrome
- Safari
- Tor
- Opera
- Brave
- Mozilla Firefox
As you can see there are quite a few plugins providing protection against various threats on the network. Read about these add-ons and the threats that are waiting for you while surfing the web. I also invite you to my website https://0ut3r.space/ for more interesting info.
You might want to look into these apps. A lot are outdated or redundant. For example, uBlock Origin and NoScript, Scriptsafe or uMatrix. uBlock satisfies everything from the latter 3.
Also, while the user-Agent header apps can be useful, they along with privacy badger have been found to make it easier to fingerprint your device. A better implementation is about:config settings to turn on fingerprint protection or to use something better like Mullvad browser or Tor browser.
I agree with this. Privacy Badger isn't as good as people make it out to be, also becoming redundant with something like uBlock Origin. Privacy settings within Firefox such as cookies and about:config changes are usually more than enough when combined with uBlock,
Reply written Aug 6, 2023