Validates a Colombian NIT (Número de Identificación Tributaria) — the tax identification number for companies and legal entities in Colombia, issued by the DIAN (Dirección de Impuestos y Aduanas Nacionales). Applies the official weighted modulo-11 checksum algorithm with the DIAN verification dig...
AI agents call validate_nit_co to retrieve information from Mcp Latam Business without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves and validates data against a checksum algorithm without side effects. It answers a yes/no question about whether a provided tax ID is valid, making it a read operation. The low severity reflects that misuse (e.g., validating a fake NIT) has no direct blast radius—it merely returns a boolean result and does not create, modify, delete, or move resources.
From the tool's definition Tool performs validation only: 'Validates a Colombian NIT', 'Applies the official weighted modulo-11 checksum algorithm', returns validation result { valid: boolean, reason: string }. No modification, deletion, execution, or financial operations described.
Attacks that exploit this kind of access
Validates a Colombian NIT (Número de Identificación Tributaria) — the tax identification number for companies and legal entities in Colombia, issued by the DIAN (Dirección de Impuestos y Aduanas Nacionales). Applies the official weighted modulo-11 checksum algorithm with the DIAN verification digit. Returns { valid: boolean, nit: string, verification_digit: string } or { valid: false, reason: string }. Use when processing Colombian electronic invoices (factura electrónica), supplier registration, or DIAN compliance workflows. It is categorised as a Read tool in the Mcp Latam Business MCP Server, which means it retrieves data without modifying state.
Register the Mcp Latam Business MCP server in PolicyLayer and add a rule for validate_nit_co: 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 Mcp Latam Business. Nothing to install.
validate_nit_co 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 validate_nit_co 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 validate_nit_co. 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.
validate_nit_co is provided by the Mcp Latam Business MCP server (josemvelez78/mcp-latam-business). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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