remove_system_tag

Remove a system tag from a file by file ID and tag ID

SERVERAIquila — Nextcloud MCP Server SOURCEelgorro/aiquila

Medium RISK CLASS

Category Write

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/aiquila-nextcloud-mcp-server/remove-system-tag.md

WHAT IT DOES

What remove_system_tag does on AIquila — Nextcloud MCP Server

AI agents use remove_system_tag to create or update resources in AIquila — Nextcloud MCP Server, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your AIquila — Nextcloud MCP Server environment.

RISK

Why remove_system_tag is rated Medium

Removing a tag is a reversible modification — the tag can be re-applied — so it falls under Write rather than Destructive. The blast radius is medium because misuse could strip important classification/access-control tags from files across the Nextcloud instance.

From the tool's definition Remove a system tag from a file by file ID and tag ID

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs remove_system_tag safely

PolicyLayer is an MCP gateway: it sits between your AI agents and AIquila — Nextcloud MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For remove_system_tag, this is the rule to start with:

remove_system_tag Rate-limited

remove_system_tag stays usable, but capped: an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "remove_system_tag": {
      "limits": [
        {
          "counter": "remove_system_tag_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect AIquila — Nextcloud MCP Server, apply this rule, and every remove_system_tag call is checked against it from then on.

FAQ

Questions about remove_system_tag

What does the remove_system_tag tool do? +

Remove a system tag from a file by file ID and tag ID. It is categorised as a Write tool in the AIquila — Nextcloud MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on remove_system_tag? +

Register the AIquila — Nextcloud MCP Server MCP server in PolicyLayer and add a rule for remove_system_tag: 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 AIquila — Nextcloud MCP Server. Nothing to install.

What risk level is remove_system_tag? +

remove_system_tag is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit remove_system_tag? +

Yes. Add a rate_limit block to the remove_system_tag 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.

How do I block remove_system_tag completely? +

Set action: deny in the PolicyLayer policy for remove_system_tag. 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.

What MCP server provides remove_system_tag? +

remove_system_tag is provided by the AIquila — Nextcloud MCP Server MCP server (elgorro/aiquila). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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