fundos_check_restricted_list
Use this to check whether a security (by ticker or ISIN) is on
This record as markdown: /tools/8vdx1-fundos-mcp/fundos-check-restricted-list.md
What fundos_check_restricted_list does on Fundos
AI agents call fundos_check_restricted_list to retrieve information from Fundos without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why fundos_check_restricted_list is rated Low
This tool retrieves compliance status of a security without modifying data. It is fundamentally a Read operation. Severity is medium rather than low because restricted list lookups are critical compliance controls in fund operations—an AI agent querying the wrong ticker or misinterpreting results could expose the fund to regulatory violation.
From the tool's definition Tool name 'fundos_check_restricted_list' and description 'check whether a security (by ticker or ISIN) is on' indicate a query/lookup operation against a restricted securities list.
Attacks that exploit this kind of access
The rule that runs fundos_check_restricted_list safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Fundos, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For fundos_check_restricted_list, this is the rule to start with:
fundos_check_restricted_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 Fundos, apply this rule, and every fundos_check_restricted_list call is checked against it from then on.
Questions about fundos_check_restricted_list
Use this to check whether a security (by ticker or ISIN) is on. It is categorised as a Read tool in the Fundos MCP Server, which means it retrieves data without modifying state.
Register the Fundos MCP server in PolicyLayer and add a rule for fundos_check_restricted_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 Fundos. Nothing to install.
fundos_check_restricted_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 fundos_check_restricted_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 fundos_check_restricted_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.
fundos_check_restricted_list is provided by the Fundos MCP server (8vdx1/fundos-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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