List companies that have SEC filings indexed in Signal8. Optionally search by
AI agents call get_edgar_companies to retrieve information from Signal8 MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves and lists publicly available SEC filing information indexed by the server. It has no side effects, cannot modify data, and does not execute operations or consume financial resources. It is a straightforward data retrieval (Read) operation. Severity is low because the data returned is public SEC filings and listing company names poses minimal risk even if misused.
From the tool's definition Tool name 'get_edgar_companies' and description 'List companies that have SEC filings indexed in Signal8. Optionally search by' indicates retrieval/listing of company data indexed from SEC filings.
Attacks that exploit this kind of access
List companies that have SEC filings indexed in Signal8. Optionally search by. It is categorised as a Read tool in the Signal8 MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Signal8 MCP Server MCP server in PolicyLayer and add a rule for get_edgar_companies: 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 Signal8 MCP Server. Nothing to install.
get_edgar_companies 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 get_edgar_companies 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 get_edgar_companies. 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.
get_edgar_companies is provided by the Signal8 MCP Server MCP server (signal8ai/signal8-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
Teams ship this data inside their own products. See what a licence covers →