AI agents call pje_testar_conexao to retrieve information from Pje without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool tests the connection to the PJE MNI service. Connection testing is a read-only diagnostic operation with no side effects, no data modification, and minimal blast radius if misused. The worst case is triggering unnecessary network requests.
From the tool's definition Testa a conexão com o serviço MNI do PJE — 'testa' (tests) indicates a connectivity check with no data modification
Attacks that exploit this kind of access
Testa a conexão com o serviço MNI do PJE. It is categorised as a Read tool in the Pje MCP Server, which means it retrieves data without modifying state.
Register the Pje MCP server in PolicyLayer and add a rule for pje_testar_conexao: 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 Pje. Nothing to install.
pje_testar_conexao 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 pje_testar_conexao 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 pje_testar_conexao. 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.
pje_testar_conexao is provided by the Pje MCP server (ma-serra/pje-mcp-server2). 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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