# access_list_credentials A read tool on the UniFi Access MCP MCP server. Agent View of the PolicyLayer registry record for `access_list_credentials`. HTML page: https://policylayer.com/tools/io-github-sirkirby-unifi-access-mcp/access-list-credentials ## Facts - Tool: `access_list_credentials` - Server: UniFi Access MCP (`pypi:unifi-protect-mcp`) — https://policylayer.com/tools/io-github-sirkirby-unifi-access-mcp.md - Install: `npx -y pypi:unifi-protect-mcp` - Homepage: https://github.com/sirkirby/unifi-mcp - Risk category: Read (Low risk) - Registry record: grade F, identity unverified - Server rate-limited: no - Parameters: 0 - Recommended policy verdict: Allowed ## Example call (MCP tools/call, JSON-RPC 2.0) ```json { "jsonrpc": "2.0", "id": 1, "method": "tools/call", "params": { "name": "access_list_credentials", "arguments": {} } } ``` ## Why access_list_credentials is rated Low The 'list' operation is a standard read pattern for querying data. While the tool accesses credential information (which could be sensitive in an access control system), it does not modify, delete, or execute actions. The primary risk is information disclosure rather than immediate operational harm. Medium severity is assigned due to the sensitive nature of access credentials in a security system. From the tool's own definition: "Tool name 'access_list_credentials' contains the verb 'list', which is a read operation. The description is empty, but based on naming convention and context as a sibling to credential management tools on a UniFi Access MCP server, this tool retrieves…" ## Use case AI agents call access_list_credentials to retrieve information from UniFi Access MCP without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere. ## Recommended policy (PolicyLayer) Verdict: **Allowed**. Enforced by the PolicyLayer MCP gateway (https://policylayer.com/mcp-gateway) before a call reaches UniFi Access MCP: ```json { "version": "1", "default": "deny", "tools": { "access_list_credentials": {} } } ``` ## Other tools on UniFi Access MCP (271) - `access_delete_visitor` — Destructive — https://policylayer.com/tools/io-github-sirkirby-unifi-access-mcp/access-delete-visitor.md - `access_revoke_credential` — Destructive — https://policylayer.com/tools/io-github-sirkirby-unifi-access-mcp/access-revoke-credential.md - `protect_alarm_delete_rule` — Destructive — https://policylayer.com/tools/io-github-sirkirby-unifi-access-mcp/protect-alarm-delete-rule.md - `protect_delete_known_face` — Destructive — https://policylayer.com/tools/io-github-sirkirby-unifi-access-mcp/protect-delete-known-face.md - `protect_delete_known_license_plate` — Destructive — https://policylayer.com/tools/io-github-sirkirby-unifi-access-mcp/protect-delete-known-license-plate.md - `protect_delete_liveview` — Destructive — https://policylayer.com/tools/io-github-sirkirby-unifi-access-mcp/protect-delete-liveview.md - `protect_delete_recording` — Destructive — https://policylayer.com/tools/io-github-sirkirby-unifi-access-mcp/protect-delete-recording.md - `unifi_delete_acl_rule` — Destructive — https://policylayer.com/tools/io-github-sirkirby-unifi-access-mcp/unifi-delete-acl-rule.md - `unifi_delete_ap_group` — Destructive — https://policylayer.com/tools/io-github-sirkirby-unifi-access-mcp/unifi-delete-ap-group.md - `unifi_delete_backup` — Destructive — https://policylayer.com/tools/io-github-sirkirby-unifi-access-mcp/unifi-delete-backup.md - `unifi_delete_client_group` — Destructive — https://policylayer.com/tools/io-github-sirkirby-unifi-access-mcp/unifi-delete-client-group.md - `unifi_delete_content_filter` — Destructive — https://policylayer.com/tools/io-github-sirkirby-unifi-access-mcp/unifi-delete-content-filter.md - `unifi_delete_dns_record` — Destructive — https://policylayer.com/tools/io-github-sirkirby-unifi-access-mcp/unifi-delete-dns-record.md - `unifi_delete_dynamic_dns` — Destructive — https://policylayer.com/tools/io-github-sirkirby-unifi-access-mcp/unifi-delete-dynamic-dns.md - `unifi_delete_firewall_group` — Destructive — https://policylayer.com/tools/io-github-sirkirby-unifi-access-mcp/unifi-delete-firewall-group.md - `unifi_delete_firewall_policy` — Destructive — https://policylayer.com/tools/io-github-sirkirby-unifi-access-mcp/unifi-delete-firewall-policy.md - `unifi_delete_oon_policy` — Destructive — https://policylayer.com/tools/io-github-sirkirby-unifi-access-mcp/unifi-delete-oon-policy.md - `unifi_delete_port_forward` — Destructive — https://policylayer.com/tools/io-github-sirkirby-unifi-access-mcp/unifi-delete-port-forward.md - `unifi_delete_port_profile` — Destructive — https://policylayer.com/tools/io-github-sirkirby-unifi-access-mcp/unifi-delete-port-profile.md - `unifi_delete_wlan` — Destructive — https://policylayer.com/tools/io-github-sirkirby-unifi-access-mcp/unifi-delete-wlan.md - `unifi_forget_client` — Destructive — https://policylayer.com/tools/io-github-sirkirby-unifi-access-mcp/unifi-forget-client.md - `unifi_revoke_voucher` — Destructive — https://policylayer.com/tools/io-github-sirkirby-unifi-access-mcp/unifi-revoke-voucher.md - `unifi_unauthorize_guest` — Destructive — https://policylayer.com/tools/io-github-sirkirby-unifi-access-mcp/unifi-unauthorize-guest.md - `access_lock_door` — Execute — https://policylayer.com/tools/io-github-sirkirby-unifi-access-mcp/access-lock-door.md - `access_reboot_device` — Execute — https://policylayer.com/tools/io-github-sirkirby-unifi-access-mcp/access-reboot-device.md - `access_unlock_door` — Execute — https://policylayer.com/tools/io-github-sirkirby-unifi-access-mcp/access-unlock-door.md - `protect_ptz_move` — Execute — https://policylayer.com/tools/io-github-sirkirby-unifi-access-mcp/protect-ptz-move.md - `protect_ptz_preset` — Execute — https://policylayer.com/tools/io-github-sirkirby-unifi-access-mcp/protect-ptz-preset.md - `protect_reboot_camera` — Execute — https://policylayer.com/tools/io-github-sirkirby-unifi-access-mcp/protect-reboot-camera.md - `protect_trigger_chime` — Execute — https://policylayer.com/tools/io-github-sirkirby-unifi-access-mcp/protect-trigger-chime.md - …and 241 more: https://policylayer.com/tools/io-github-sirkirby-unifi-access-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` --- Source: the PolicyLayer MCP registry — one continuously verified record per MCP server. Full record: https://policylayer.com/registry?q=io-github-sirkirby-unifi-access-mcp · API: https://policylayer.com/registry/api · Policy library: https://policylayer.com/policies/io-github-sirkirby-unifi-access-mcp