Low Risk

evtx_attack_summary

Compact TSV summary of security events for rapid triage. Returns one tab-separated line per event with only attack-relevant columns. Fits entire attack chains in a single call. Types: process_creation (Timestamp|User|ParentProcess|CommandLine), logon (Timestamp|User|SourceIP|LogonType), account_c...

How to control evtx_attack_summary ↓

What evtx_attack_summary does on Windows Forensics MCP Server

AI agents call evtx_attack_summary to retrieve information from Windows Forensics MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

Low Risk

Why evtx_attack_summary needs a policy

This is a read-only forensic analysis tool that retrieves and formats security event data from existing logs for triage and investigation. It enables querying historical security events but produces no side effects on the system. The data returned comes from already-recorded events, making this a classic Read operation (retrieve/query with no side effects).

From the tool's definition Tool name 'evtx_attack_summary' and description indicate this tool parses and summarizes existing Windows Event Log (EVTX) data.

Documented attack patterns abuse exactly the kind of access evtx_attack_summary gives an agent:

How to control evtx_attack_summary

PolicyLayer is an MCP gateway — it sits between your AI agents and Windows Forensics MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for evtx_attack_summary:

policy.json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "evtx_attack_summary": {}
  }
}

evtx_attack_summary is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.

  1. Create a free account and register Windows Forensics MCP Server — nothing to install.
  2. Add this policy — paste it, or build it visually.
  3. Point your MCP client (Claude, Cursor, anything) at your gateway URL.
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Related tools and policies

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Questions about evtx_attack_summary

What does the evtx_attack_summary tool do? +

Compact TSV summary of security events for rapid triage. Returns one tab-separated line per event with only attack-relevant columns. Fits entire attack chains in a single call. Types: process_creation (Timestamp|User|ParentProcess|CommandLine), logon (Timestamp|User|SourceIP|LogonType), account_created (Timestamp|NewUser|CreatedBy), scheduled_task, service_installed. It is categorised as a Read tool in the Windows Forensics MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on evtx_attack_summary? +

Register the Windows Forensics MCP Server MCP server in PolicyLayer and add a rule for evtx_attack_summary: 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 Windows Forensics MCP Server. Nothing to install.

What risk level is evtx_attack_summary? +

evtx_attack_summary is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit evtx_attack_summary? +

Yes. Add a rate_limit block to the evtx_attack_summary 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.

How do I block evtx_attack_summary completely? +

Set action: deny in the PolicyLayer policy for evtx_attack_summary. 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.

What MCP server provides evtx_attack_summary? +

evtx_attack_summary is provided by the Windows Forensics MCP Server MCP server (x746b/winforensics-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every Windows Forensics MCP Server tool call.

Start from Windows Forensics MCP Server, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.

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61 Windows Forensics MCP Server tools catalogued and risk-classified — across an index of 43,000+ MCP servers.

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