# remove_device_from_group

A destructive tool on the Fortimanager MCP server.

Agent View of the PolicyLayer registry record for `remove_device_from_group`. HTML page: https://policylayer.com/tools/jmpijll-fortimanager-mcp/remove-device-from-group

## Facts

- Tool: `remove_device_from_group`
- Server: Fortimanager (`jmpijll/fortimanager-mcp`) — https://policylayer.com/tools/jmpijll-fortimanager-mcp.md
- Homepage: https://github.com/jmpijll/fortimanager-mcp
- Risk category: Destructive (Critical risk)
- Registry record: grade F, identity unverified
- Server rate-limited: no
- Parameters: 0
- Recommended policy verdict: Hidden

## Example call (MCP tools/call, JSON-RPC 2.0)

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "remove_device_from_group",
    "arguments": {}
  }
}
```

## Why remove_device_from_group is rated Critical

The tool name strongly suggests it removes a device from a group in FortiManager. Removing a device from a group can have significant network policy implications (the device may lose policy configurations applied via that group). While the description is empty (lowering confidence), the naming convention combined with sibling tools like 'add_device_to_group' suggests this is the inverse destructive operation.

From the tool's own definition: "Tool name 'remove_device_from_group' implies removal of a device association from a group, which is a potentially irreversible operational change in a network management context."

## Use case

AI agents call remove_device_from_group to permanently remove resources in Fortimanager, typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.

## Recommended policy (PolicyLayer)

Verdict: **Hidden**. Enforced by the PolicyLayer MCP gateway (https://policylayer.com/mcp-gateway) before a call reaches Fortimanager:

```json
{
  "version": "1",
  "default": "deny",
  "hide": [
    "remove_device_from_group"
  ]
}
```

## Other tools on Fortimanager (583)

- `bulk_delete_security_profile_entries` — Destructive — https://policylayer.com/tools/jmpijll-fortimanager-mcp/bulk-delete-security-profile-entries.md
- `clear_database_cache` — Destructive — https://policylayer.com/tools/jmpijll-fortimanager-mcp/clear-database-cache.md
- `delete_adom_revision` — Destructive — https://policylayer.com/tools/jmpijll-fortimanager-mcp/delete-adom-revision.md
- `delete_central_dnat_policy` — Destructive — https://policylayer.com/tools/jmpijll-fortimanager-mcp/delete-central-dnat-policy.md
- `delete_central_snat_policy` — Destructive — https://policylayer.com/tools/jmpijll-fortimanager-mcp/delete-central-snat-policy.md
- `delete_certificate_template` — Destructive — https://policylayer.com/tools/jmpijll-fortimanager-mcp/delete-certificate-template.md
- `delete_cli_script` — Destructive — https://policylayer.com/tools/jmpijll-fortimanager-mcp/delete-cli-script.md
- `delete_cli_template` — Destructive — https://policylayer.com/tools/jmpijll-fortimanager-mcp/delete-cli-template.md
- `delete_cli_template_group` — Destructive — https://policylayer.com/tools/jmpijll-fortimanager-mcp/delete-cli-template-group.md
- `delete_custom_application` — Destructive — https://policylayer.com/tools/jmpijll-fortimanager-mcp/delete-custom-application.md
- `delete_device_blueprint` — Destructive — https://policylayer.com/tools/jmpijll-fortimanager-mcp/delete-device-blueprint.md
- `delete_device_group` — Destructive — https://policylayer.com/tools/jmpijll-fortimanager-mcp/delete-device-group.md
- `delete_dns_filter_domain` — Destructive — https://policylayer.com/tools/jmpijll-fortimanager-mcp/delete-dns-filter-domain.md
- `delete_dynamic_interface` — Destructive — https://policylayer.com/tools/jmpijll-fortimanager-mcp/delete-dynamic-interface.md
- `delete_external_threat_feed` — Destructive — https://policylayer.com/tools/jmpijll-fortimanager-mcp/delete-external-threat-feed.md
- `delete_firewall_address` — Destructive — https://policylayer.com/tools/jmpijll-fortimanager-mcp/delete-firewall-address.md
- `delete_firewall_policy` — Destructive — https://policylayer.com/tools/jmpijll-fortimanager-mcp/delete-firewall-policy.md
- `delete_firewall_zone` — Destructive — https://policylayer.com/tools/jmpijll-fortimanager-mcp/delete-firewall-zone.md
- `delete_fortiap_profile` — Destructive — https://policylayer.com/tools/jmpijll-fortimanager-mcp/delete-fortiap-profile.md
- `delete_fortiextender` — Destructive — https://policylayer.com/tools/jmpijll-fortimanager-mcp/delete-fortiextender.md
- `delete_internet_service_fqdn` — Destructive — https://policylayer.com/tools/jmpijll-fortimanager-mcp/delete-internet-service-fqdn.md
- `delete_internet_service_group` — Destructive — https://policylayer.com/tools/jmpijll-fortimanager-mcp/delete-internet-service-group.md
- `delete_ip_pool` — Destructive — https://policylayer.com/tools/jmpijll-fortimanager-mcp/delete-ip-pool.md
- `delete_ips_sensor` — Destructive — https://policylayer.com/tools/jmpijll-fortimanager-mcp/delete-ips-sensor.md
- `delete_ipsec_phase1_interface` — Destructive — https://policylayer.com/tools/jmpijll-fortimanager-mcp/delete-ipsec-phase1-interface.md
- `delete_ipsec_phase2_interface` — Destructive — https://policylayer.com/tools/jmpijll-fortimanager-mcp/delete-ipsec-phase2-interface.md
- `delete_ipsec_template` — Destructive — https://policylayer.com/tools/jmpijll-fortimanager-mcp/delete-ipsec-template.md
- `delete_meta_field` — Destructive — https://policylayer.com/tools/jmpijll-fortimanager-mcp/delete-meta-field.md
- `delete_object_metadata` — Destructive — https://policylayer.com/tools/jmpijll-fortimanager-mcp/delete-object-metadata.md
- `delete_policy_block` — Destructive — https://policylayer.com/tools/jmpijll-fortimanager-mcp/delete-policy-block.md
- …and 553 more: https://policylayer.com/tools/jmpijll-fortimanager-mcp.md

## For agents

This record is a snapshot. Live verdicts and the full registry:

- Check every server in your MCP config at once: `npx -y policylayer stack`
- Vet a server before you add it: install the mcp-precheck skill — `npx skills add https://policylayer.com` (skill text: https://policylayer.com/skill.md)
- Query the registry over MCP: endpoint `https://api.policylayer.com/mcp` — tools `check_mcp_server`, `check_mcp_stack`, `check_tool`, `search_registry`, `get_change_events`

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Source: the PolicyLayer MCP registry — one continuously verified record per MCP server. Full record: https://policylayer.com/registry?q=jmpijll-fortimanager-mcp · API: https://policylayer.com/registry/api · Policy library: https://policylayer.com/policies/jmpijll-fortimanager-mcp
