SIMのHarvest利用統計を取得します
AI agents call get_harvest_stats to retrieve information from SORACOM Data Reader MCP without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool queries and retrieves statistical data about SIM Harvest usage. It is a read-only operation with no side effects, data modification, or capability to trigger external operations. The blast radius of misuse is limited to unauthorized data access of statistics that are typically non-sensitive operational metrics.
From the tool's definition Tool name 'get_harvest_stats' and description indicate retrieval of SIM Harvest usage statistics ('Harvest利用統計を取得します' = 'Get Harvest usage statistics'). No modification, deletion, or external execution is performed.
Attacks that exploit this kind of access
SIMのHarvest利用統計を取得します. It is categorised as a Read tool in the SORACOM Data Reader MCP MCP Server, which means it retrieves data without modifying state.
Register the SORACOM Data Reader MCP server in PolicyLayer and add a rule for get_harvest_stats: 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 SORACOM Data Reader MCP. Nothing to install.
get_harvest_stats 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_harvest_stats 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_harvest_stats. 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_harvest_stats is provided by the SORACOM Data Reader MCP server (leaveanest/alt-soracom-data-reader-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.
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