check_user_activity_tool
AI agents call check_user_activity_tool to retrieve information from Reltio MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Based on the name alone, this tool appears to retrieve or query user activity data without modifying or deleting anything. However, confidence is moderate (0.7) rather than high because the description is empty, leaving some ambiguity about exact functionality. Given the context of a master data management platform, checking user activity most likely means auditing or reviewing logs rather than triggering actions.
From the tool's definition Tool name 'check_user_activity_tool' indicates a query or monitoring function that retrieves user activity records. The absence of parameters that suggest write, delete, or execute operations implies a read-only purpose.
Attacks that exploit this kind of access
check_user_activity_tool. It is categorised as a Read tool in the Reltio MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Reltio MCP Server MCP server in PolicyLayer and add a rule for check_user_activity_tool: 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 Reltio MCP Server. Nothing to install.
check_user_activity_tool 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 check_user_activity_tool 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 check_user_activity_tool. 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.
check_user_activity_tool is provided by the Reltio MCP Server MCP server (reltio-ai/reltio-mcp-server). 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.
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