Get post permission information from BAND.
AI agents call permissions to retrieve information from Band MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
The tool fetches permission metadata about posts without creating, modifying, or deleting any data. It is a read-only query operation with no side effects. The verb 'Get' and lack of any modification language confirm this is a Read category tool with low severity since permission queries pose minimal risk.
From the tool's definition Tool name 'permissions' and description 'Get post permission information from BAND' indicate a retrieval operation with no modification of data.
Attacks that exploit this kind of access
Get post permission information from BAND. It is categorised as a Read tool in the Band MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Band MCP Server MCP server in PolicyLayer and add a rule for permissions: 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 Band MCP Server. Nothing to install.
permissions 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 permissions 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 permissions. 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.
permissions is provided by the Band MCP Server MCP server (kanghouchao/band-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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