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FortiIsolator

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User industry
  1. Public sector and nonprofit organizations
  2. Energy and utilities
  3. Banking and insurance

What is FortiIsolator

FortiIsolator is a remote browser isolation (RBI) product that separates web browsing activity from endpoint devices to reduce exposure to web-borne threats. It is used by security and IT teams to provide safer access to untrusted or high-risk websites, including for research and privileged users. The product is typically deployed as part of a broader secure access and web security architecture and integrates with other security controls for policy enforcement and logging.

pros

Reduces endpoint web risk

FortiIsolator executes web content in an isolated environment rather than directly on the user endpoint. This design helps limit the impact of drive-by downloads, malicious scripts, and exploit attempts delivered through the browser. It is well-suited for workflows that require visiting unknown or untrusted sites, such as investigations and threat research.

Policy-driven access controls

The product supports applying isolation based on policy, such as user group, destination category, or risk context. This enables organizations to isolate only the traffic that needs it while allowing standard browsing for lower-risk use cases. Policy-based routing to isolation can help align controls with acceptable-use and security requirements.

Fits broader security stack

FortiIsolator is designed to work alongside web security and secure access components commonly used in enterprise environments. Integration with centralized management, identity, and logging systems can simplify operations and incident review. This can be beneficial for organizations standardizing on a single vendor ecosystem for network and security controls.

cons

User experience trade-offs

Browser isolation can introduce latency and rendering differences compared with local browsing, especially for media-heavy or highly interactive web applications. Some sites may not behave identically under isolation, depending on the isolation mode and content handling. Organizations often need to tune policies and exceptions to balance usability and risk.

Best within vendor ecosystem

While it can be deployed as a standalone control, the strongest operational fit is typically when paired with related secure access and web security components from the same vendor. Organizations using a heterogeneous stack may face additional integration work for identity, policy orchestration, and unified reporting. This can affect time-to-value compared with platforms that provide more vendor-agnostic consolidation out of the box.

Licensing and deployment complexity

RBI deployments commonly require capacity planning for concurrent sessions and careful sizing of isolation infrastructure. Costs can scale with usage, and implementation may involve multiple components (policy, routing, logging, and user access methods). Teams may need additional operational processes for troubleshooting isolated sessions and handling site compatibility issues.

Plan & Pricing

Pricing model: Annual subscription by concurrent-session licenses (block-based) Free tier/trial: Base VM license includes 5 concurrent sessions for testing (documentation only — no explicit permanent free tier stated). See notes. Licensing details / SKUs (from official Fortinet datasheet):

  • FortiIsolator-VM (LIC-FIS-VM) — FortiIsolator virtual appliance software.
  • FortiIsolator Security Protection — 50 Concurrent Session License (FC-10-FISVM-624-02-DD). Concurrent session licenses are sold on an annual subscription basis in blocks of 50 sessions (minimum order 1 block, up to 20 blocks per virtual appliance). Prices: Not published on the official Fortinet product pages or datasheet — customers are directed to contact Fortinet sales or a reseller for pricing/quotes. Notes: The datasheet states the base VM license includes five concurrent sessions for testing; it also documents the block-of-50 annual subscription licensing model for production deployments. No dollar amounts or per-session / per-user prices are listed on the official site or datasheet.

Seller details

Fortinet, Inc.
Sunnyvale, California, USA
2000
Public
https://www.fortinet.com/
https://x.com/Fortinet
https://www.linkedin.com/company/fortinet/

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