Browser security

Browser protection extensions

Extensions and agents that add threat, data and policy controls to existing consumer browsers.

3 vendors · alphabetical, never ranked

• Keep AwareKeep Aware sells a browser security platform that deploys as an extension into existing browsers to give organizations visibility into browser activity, detect and respond to browser-based threats such as phishing and malicious extensions, and monitor employee use of generative AI tools.Owned by Jamf · primary category
• Seraphic SecuritySeraphic Security sold browser runtime security software that adds zero-trust protection into any browser, without requiring a browser switch, to guard against credential theft, malicious extensions, session hijacking and AI-related data risks.Owned by CrowdStrike · primary category
• SquareXSquareX sells a browser extension that adds Browser Detection and Response, enterprise browser controls and browser-based data loss prevention to any existing browser, so it detects and threat-hunts client-side web attacks against employees in real time.Owned by Zscaler since 2026 · primary category

No vendor pays to be listed or to change what we write. Descriptions are ours, drawn from each company's own site and filings. Corrections: /corrections.