Kaspersky Protection 2021

Your protection on the Internet with extension from Kaspersky Lab
What is Kaspersky Protection 2021?
"Kaspersky Protection 2021" is a Firefox extension from Kaspersky Lab designed to secure your online activities. It offers features such as Safe Money for secure online transactions, Private Browsing to manage data privacy, Anti-Banner to block intrusive ads, and Safe Browsing that warns you about dangerous websites. It works with various Kaspersky applications for enhanced security.

Add-on stats

By: Kaspersky
Version: 2.10.9.1 (Last updated: 2024-05-22)
Creation date: 2019-04-12
Weekly download count: 13,240
Firefox on Android: No
Risk impact: Very high risk impact
Risk likelihood: Low risk likelihood
Manifest version: 2
Permissions:
  • nativeMessaging
  • cookies
  • tabs
  • webNavigation
  • webRequest
  • webRequestBlocking
  • contextMenus
  • <all_urls>
  • storage
Size: 337.33K

Other platforms

Kaspersky Protection 18.0 (v5.1.93.1)
4.14 (225) 200,000
Not available on Edge
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Add-on summary

The extension helps you manage protection without distracting you from what you're doing. It lets you access the protection management features right in your browser window.

The set of features the extension helps you with depends on your subscription plan.

Safe Money protects your data from interception when you make online payments. In some cases, the extension speeds up and enhances its work.

Private Browsing informs you when websites are collecting your data and lets you restrict them if you want. It's much easier and faster from the extension menu.

Anti-Banner blocks annoying pop-up ads on websites. With the extension turned on, it can detect and block even more banner types.

Safe Browsing prevents you from visiting dangerous websites. Empowered with the extension, it notifies you of its work in a more convenient and timely manner in some cases.

The Kaspersky Protection extension is designed to work together with the following Kaspersky applications: Kaspersky Anti-Virus, Kaspersky Internet Security, Kaspersky Total Security, Kaspersky Security Cloud — Free, Kaspersky Security Cloud — Personal, Kaspersky Security Cloud — Family, Kaspersky Small Office Security, Kaspersky Free, Kaspersky Basic, Kaspersky Standard, Kaspersky Plus, and Kaspersky Premium.

Go to https://www.kaspersky.com/downloads and install the application.

User reviews

These summaries are automatically generated weekly using AI based on recent user reviews. Firefox Browser Add-ons does not verify user reviews, so some user reviews may be inaccurate, spammy, or outdated.
Pros
  • Effective at blocking suspicious sites
  • Provides coverage for financial transactions
  • User-friendly and easy to use
Cons
  • Issues with tracker blocker functionality in Firefox
  • Interferes with PC performance and usability
  • Frequent prompt to activate the extension
Most mentioned
  • Tracker blocking issues
  • Performance interference
  • Effectiveness at covering financial processes
Recent reviews
Très bon logiciel


Its insane that it says 2021 in the title in 2025. This thing needs an update. It breaks the functionality to open links in a new tab.
View all user reviews

Add-on safety

Risk impact

Kaspersky Protection 2021 requires a lot of sensitive permissions. Exercise caution before installing.

Risk likelihood

Kaspersky Protection 2021 has earned a fairly good reputation and likely can be trusted.

Upgrade to see risk analysis details