unifi_delete_acl_rule
Delete a MAC ACL rule. Requires confirmation. WARNING: Removing an ALLOW rule
This record as markdown: /tools/io-github-sirkirby-unifi-access-mcp/unifi-delete-acl-rule.md
What unifi_delete_acl_rule does on UniFi Access MCP
AI agents call unifi_delete_acl_rule to permanently remove resources in UniFi Access MCP, typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.
Why unifi_delete_acl_rule is rated Critical
This tool permanently deletes access control list rules that govern network or physical access permissions. Deletion of an ALLOW rule directly impacts who can access resources, and this action cannot be undone without manual reconfiguration. While it requires confirmation, the confirmation does not make the action reversible.
From the tool's definition Tool name includes 'delete'; description states 'Delete a MAC ACL rule' and warns 'Removing an ALLOW rule' — irreversible removal of access control configuration.
Attacks that exploit this kind of access
The rule that runs unifi_delete_acl_rule safely
PolicyLayer is an MCP gateway: it sits between your AI agents and UniFi Access MCP, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For unifi_delete_acl_rule, this is the rule to start with:
unifi_delete_acl_rule is removed from the agent's tool list entirely, so the agent never calls it. The rest of the server keeps working.
The button opens the PolicyLayer dashboard: create your workspace, connect UniFi Access MCP, apply this rule, and every unifi_delete_acl_rule call is checked against it from then on.
Questions about unifi_delete_acl_rule
Delete a MAC ACL rule. Requires confirmation. WARNING: Removing an ALLOW rule. It is categorised as a Destructive tool in the UniFi Access MCP MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
Register the UniFi Access MCP server in PolicyLayer and add a rule for unifi_delete_acl_rule: 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 UniFi Access MCP. Nothing to install.
unifi_delete_acl_rule 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 unifi_delete_acl_rule 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 unifi_delete_acl_rule. 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.
unifi_delete_acl_rule is provided by the UniFi Access MCP server (pypi:unifi-protect-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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