delete_firewall_policy
AI agents call delete_firewall_policy to permanently remove resources in FortiManager MCP Server — typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.
Deleting firewall policies is an irreversible destructive action that cannot be undone and has severe blast radius in a production environment—it directly impacts network security posture, potentially disabling critical security rules and exposing infrastructure to threats. This is more severe than Write (reversible modification) and qualifies as Destructive.
From the tool's definition Tool name is 'delete_firewall_policy' with no descriptive text provided. The verb 'delete' combined with 'firewall_policy' indicates irreversible removal of security policy configuration in a centralized firewall management system (FortiManager).
Attacks that exploit this kind of access
delete_firewall_policy. It is categorised as a Destructive tool in the FortiManager MCP Server MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
Register the FortiManager MCP Server MCP server in PolicyLayer and add a rule for delete_firewall_policy: 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 FortiManager MCP Server. Nothing to install.
delete_firewall_policy is a Destructive tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.
Yes. Add a rate_limit block to the delete_firewall_policy 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 delete_firewall_policy. 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.
delete_firewall_policy is provided by the FortiManager MCP Server MCP server (rstierli/fortimanager-mcp). 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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