Malwarebytes Browser Guard
Blocks malware, scams, phishing, ads, and trackers for safer and faster browsing.


What it does
Permissions and access
Taken from the extension's own manifest file inside the package. The store listing does not spell this out, so it is worth reading before you install.
| Permission | What it allows |
|---|---|
activeTab | Access the current tab when you click the extension |
alarms | Schedule background tasks |
contextMenus | Add items to the right-click menu |
declarativeNetRequest | Block or modify network requests |
declarativeNetRequestFeedback | declarativeNetRequestFeedback |
downloads | Manage your downloads |
identity | Sign you in with your Google account |
nativeMessaging | Talk to programs installed on your computer |
scripting | Run its own code on pages |
storage | Store its own settings and data |
tabs | See the addresses and titles of your open tabs |
unlimitedStorage | Store unlimited data on your computer |
webRequest | Watch your network requests |
Asks for these only when you use the matching feature:
clipboardRead, clipboardWrite, contentSettings, history, privacy
Requests 13 permissions — extensions doing the same job average 6.7.
Technical details
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Description
Malwarebytes Browser Guard is a browser extension that enhances your online safety and browsing speed by blocking a wide range of threats and nuisances. It actively prevents access to malicious websites, phishing pages, and scam content, while also removing intrusive ads and tracking scripts. The extension is designed to work seamlessly in the background, requiring minimal user interaction once installed. It is particularly useful when visiting unfamiliar websites, clicking on links from emails or messages, or engaging in sensitive activities like online banking or shopping. By stopping threats before they load, it reduces the risk of malware infections, identity theft, and privacy breaches.
Key Features
- Ad and Tracker Blocking: Automatically removes third-party advertisements and tracking scripts from web pages. This not only eliminates visual clutter but also speeds up page loading times and reduces data usage. It is beneficial when browsing content-heavy sites or when you want to maintain privacy from advertisers.
- Advanced Scam Protection: Detects and blocks phishing websites, tech support scams, and browser hijackers. This feature is critical when receiving suspicious emails with links, pop-up warnings claiming your computer is infected, or any attempt to trick you into revealing personal information.
- CryptoMiner Blocker: Prevents hidden cryptocurrency mining scripts from running in your browser, which can otherwise consume your CPU resources and slow down your computer. This is especially useful when visiting sites that may have been compromised or when you notice unusual system slowdowns.
- GDPR Cookie Consent Control: Automatically declines cookie consent pop-ups on websites that comply with GDPR regulations. This saves time and reduces annoyance when browsing European sites, while also limiting the data that sites can collect about you.
With a simple installation process, Malwarebytes Browser Guard provides comprehensive protection without complex settings. It continuously updates its threat database to defend against new and emerging online dangers. Whether you are a casual user or someone who frequently navigates the web, this extension helps create a safer and faster browsing environment.
Extensions that do the same job
Matched by what these extensions actually do, not by store category, and sorted so the ones asking for the least access come first.
| Extension | Site access | Permissions | Users | Rating |
|---|---|---|---|---|
| Malwarebytes Browser Guard — this page | All sites | 13 | 11M | 3.9★ |
| Online Security | All sites | 18 | 10M | 3.6★ |
| Privacy Badger | All sites | 8 | 1M | 4.5★ |
| Trend Micro ID Protection | All sites | 11 | 100K | 4.4★ |
| Osprey: Browser Protection | Limited | 3 | 10K | 4.9★ |
| Anti-Grabify | Limited | 2 | 3K | 4.7★ |
| AegisWeb3 | All sites | 2 | 70K | 4.8★ |
Want the same thing with less access? Osprey: Browser Protection, Anti-Grabify, AegisWeb3 ask for fewer permissions than this one.
Store data last checked August 14, 2026.