Busca um usuário do Personalization pelo primary user ID ou anonymous ID. Útil para requisições de acesso (GDPR Right of Access). Somente leitura.
AI agents call pers_user_lookup to retrieve information from Ljit Mcp Sfmc without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
| Parameter | Type | Required | Description |
|---|---|---|---|
userId | string | Yes | Primary user ID ou anonymous ID |
dataset | string | — | Dataset alvo (padrão: MCP_PERS_DATASET) |
Parameters from the server's own tool schema.
The tool retrieves user information for GDPR access requests without creating, modifying, or deleting any data. It is explicitly marked as read-only, making it a data retrieval operation with no side effects.
From the tool's definition Description states 'Somente leitura' (read-only). Tool performs lookup of a personalization user by primary user ID or anonymous ID without modifying data.
Attacks that exploit this kind of access
Busca um usuário do Personalization pelo primary user ID ou anonymous ID. Útil para requisições de acesso (GDPR Right of Access). Somente leitura. It is categorised as a Read tool in the Ljit Mcp Sfmc MCP Server, which means it retrieves data without modifying state.
pers_user_lookup accepts 2 parameters: userId, dataset. Required: userId. The full parameter table on this page comes from the server's own tool schema.
Register the Ljit Mcp Sfmc MCP server in PolicyLayer and add a rule for pers_user_lookup: 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 Ljit Mcp Sfmc. Nothing to install.
pers_user_lookup 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 pers_user_lookup 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 pers_user_lookup. 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.
pers_user_lookup is provided by the Ljit Mcp Sfmc MCP server (ljit-mcp-sfmc). 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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