Find candidate firewall policies for a source/destination/protocol flow.
AI agents call fortigate_find_policy_for_flow to retrieve information from Fortigate MCP without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool performs a read-only diagnostic query against firewall configurations to help users understand which policies apply to a given network flow. It retrieves information for analysis purposes without altering firewall rules, executing commands, or triggering side effects.
From the tool's definition Tool description states 'Find candidate firewall policies for a source/destination/protocol flow' - a query operation that retrieves and analyzes existing firewall policy configurations.
Attacks that exploit this kind of access
Find candidate firewall policies for a source/destination/protocol flow. It is categorised as a Read tool in the Fortigate MCP MCP Server, which means it retrieves data without modifying state.
Register the Fortigate MCP server in PolicyLayer and add a rule for fortigate_find_policy_for_flow: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Fortigate MCP. Nothing to install.
fortigate_find_policy_for_flow is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the fortigate_find_policy_for_flow rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for fortigate_find_policy_for_flow. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
fortigate_find_policy_for_flow is provided by the Fortigate MCP server (picaresco/mcp-fortigate). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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