This record as markdown: /tools/crowdstrike/falcon-add-ioc.md
What falcon_add_ioc does on CrowdStrike Falcon
AI agents use falcon_add_ioc to create or update resources in CrowdStrike Falcon, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your CrowdStrike Falcon environment.
Why falcon_add_ioc is rated Medium
This tool creates IOCs (Indicators of Compromise), which are new data artifacts added to a security system. This is a reversible write operation—IOCs can be updated or removed later. While it doesn't execute code or delete data, it does modify the state of the CrowdStrike system by adding security indicators.
From the tool's definition Tool name 'falcon_add_ioc' and description 'Create one or multiple IOCs' indicate creation of Indicators of Compromise, which modifies data in a security system.
Risk signalsAdds indicators of compromise
Attacks that exploit this kind of access
The rule that runs falcon_add_ioc safely
PolicyLayer is an MCP gateway: it sits between your AI agents and CrowdStrike Falcon, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For falcon_add_ioc, this is the rule to start with:
falcon_add_ioc stays usable, but capped: an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect CrowdStrike Falcon, apply this rule, and every falcon_add_ioc call is checked against it from then on.
Questions about falcon_add_ioc
Create one or multiple IOCs. It is categorised as a Write tool in the CrowdStrike Falcon MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the CrowdStrike Falcon MCP server in PolicyLayer and add a rule for falcon_add_ioc: 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 CrowdStrike Falcon. Nothing to install.
falcon_add_ioc is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the falcon_add_ioc 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 falcon_add_ioc. 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.
falcon_add_ioc is provided by the CrowdStrike Falcon MCP server (@falcon-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
More on CrowdStrike Falcon, and thousands of servers like it.
This server
Across the catalogue