certificate_list
List all certificates on the system, including self-signed, imported, CSR, and ACME certificates.
This record as markdown: /tools/nasbridge/certificate-list.md
What certificate_list does on Nasbridge
AI agents call certificate_list to retrieve information from Nasbridge without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why certificate_list is rated Low
This tool retrieves and enumerates certificates without creating, modifying, deleting, or executing any operations. It is a pure data retrieval operation with minimal blast radius—listing certificates reveals system configuration details but does not alter state or enable harmful actions on its own.
From the tool's definition Tool name 'certificate_list' and description 'List all certificates on the system' indicate a query/retrieval operation with no modification or side effects.
Attacks that exploit this kind of access
The rule that runs certificate_list safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Nasbridge, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For certificate_list, this is the rule to start with:
certificate_list is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Nasbridge, apply this rule, and every certificate_list call is checked against it from then on.
Questions about certificate_list
List all certificates on the system, including self-signed, imported, CSR, and ACME certificates. It is categorised as a Read tool in the Nasbridge MCP Server, which means it retrieves data without modifying state.
Register the Nasbridge MCP server in PolicyLayer and add a rule for certificate_list: 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 Nasbridge. Nothing to install.
certificate_list is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the certificate_list 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 certificate_list. 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.
certificate_list is provided by the Nasbridge MCP server (maverick0628/nasbridge). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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