Menlo Security is a U.S.-based cybersecurity company specializing in browser and web isolation technologies designed to protect organizations from internet-borne threats.

Founded in 2013 and headquartered in Mountain View, California, the company serves a global clientele, including Fortune 500 corporations, financial institutions, and government agencies.

Menlo Security's solutions focus on preventing cyberattacks by isolating web content, thereby eliminating the threat of malware and phishing attacks before they reach user devices.The company's approach is rooted in Zero Trust principles, ensuring that all web content is treated as untrusted and is executed in a secure, isolated environment.

This methodology allows users to interact with websites, emails, and documents without compromising security, as potential threats are contained away from the endpoint.

Menlo Security's platform supports secure browsing across various devices and browsers, facilitating safe access to SaaS applications and enterprise data, which is particularly beneficial for organizations with remote or hybrid In Israel, Menlo Security has expanded its presence through strategic acquisitions and investments.

Notably, in early 2025, the company acquired Votiro, an Israeli cybersecurity firm specializing in Content Disarm and Reconstruction (CDR) technology.

This acquisition enhances Menlo Security's capabilities in securing cloud-based applications and collaboration tools by integrating Votiro's technology, which neutralizes threats in files and documents without affecting usability.