Top 8 Browser Security startups

Updated: Jul 07, 2025
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Browser security startups develop solutions that protect users from malicious websites, phishing attempts and other cyber threats that exploit vulnerabilities in traditional browsers.
1
Island
Country: USA | Funding: $810M
Island builds online browsers that are designed for enterprises and are meant to be more secure than traditional commercial search engines.
2
Menlo Security
Country: USA | Funding: $260.5M
Menlo Security is a cyber security company that protects organizations from malware.
3
Talon Cyber Security
Country: Israel | Funding: $143M
Talon Cyber Security provides cybersecurity solutions for the distributed workforce.
4
Mimecast
Country: UK | Funding: $90.2M
Mimecast is a SaaS-based email management platform enabling companies to administer business communications and data.
5
LayerX Security
Country: Israel | Funding: $44.5M
LayerX's user-first browser security platform turns any browser into the most protected & manageable workspace
6
SlashNext
Country: USA | Funding: $40.5M
SlashNext is a computer and network security company that specializes in cybersecurity, cyber-attack detection, and IT solutions.
7
Perception Point
Country: Israel | Funding: $38M
A Prevention-as-a-Service company, offering fast interception of any content-based attack across all channels
8
Seraphic
Country: Israel | Funding: $29M
Seraphic is a cyber security startup that provides a robust protection and prevention capabilities for a wide range of threats
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Fernando Lopez
Editor: Fernando Lopez
Fernando Lopez is a senior editor for SaaStartups. He joined the company after having previously spent over three years at ReadWriteWeb. Prior to his work as a reporter, Fernando worked in I.T. across a number of industries, including banking, retail and software. Fernando graduated from the University of Buenos Aires (Computer Science). He is more-than-averagely interested in photography and can often be found with a camera slung over his shoulder. He wrote a book about pitching startups to investors. You can contact Fernando at fernandolopez(at)saastartups(dot)com