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users_identity

Get a user's identity.

SERVERSlack SOURCEkarbassi/slack-mcp
Low RISK CLASS
Category Read
Parameters 00 required
Recommended Allowedsee the rule below
Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/karbassi-slack-mcp/users-identity.md

What users_identity does on Slack

AI agents call users_identity to retrieve information from Slack without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

Why users_identity is rated Low

This tool retrieves user identity data without creating, modifying, deleting, or executing any operations. It falls clearly into the Read category as it only queries and returns information. The severity is low because user identity information, while sensitive, is not typically mission-critical and disclosure does not directly compromise system integrity or financial assets in most contexts.

From the tool's definition Tool name 'users_identity' and description 'Get a user's identity' indicate data retrieval with no modification or side effects. This is a straightforward query operation that fetches user identity information.

Questions about users_identity

What does the users_identity tool do? +

Get a user's identity. It is categorised as a Read tool in the Slack MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on users_identity? +

Register the Slack MCP server in PolicyLayer and add a rule for users_identity: 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 Slack. Nothing to install.

What risk level is users_identity? +

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

Can I rate-limit users_identity? +

Yes. Add a rate_limit block to the users_identity 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 users_identity completely? +

Set action: deny in the PolicyLayer policy for users_identity. 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 users_identity? +

users_identity is provided by the Slack MCP server (karbassi/slack-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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