AI Sec Watch: A Security Intelligence Platform for AI Systems

Luu, T.J.

Secure Homegrown AI Agents with CrowdStrike Falcon AIDR and NVIDIA NeMo Guardrails

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Source: CrowdStrike BlogMarch 19, 2026

Summary

AI agents (autonomous programs that perform tasks without constant human input) face security risks when deployed in business environments, as a compromised agent could expose customer data or execute unauthorized actions. CrowdStrike Falcon AIDR (AI Detection and Response, a security monitoring system) now supports NVIDIA NeMo Guardrails (an open-source library that adds safety constraints to AI systems) as of version 0.20.0, enabling developers to add security controls like blocking prompt injection attacks (tricking an AI by hiding instructions in its input), redacting sensitive data, and moderating restricted topics.

Solution / Mitigation

Organizations should use CrowdStrike Falcon AIDR with NVIDIA NeMo Guardrails to implement security controls. Specifically: start with monitoring mode to understand threats, then progressively enforce blocks and redactions as agents move from development to production. The solution includes over 75 built-in classification rules and support for custom data classification to block prompt injection attacks, redact sensitive data like account numbers and SSNs, detect hardcoded secrets, block code injection attempts, and moderate unwanted topics to ensure compliance.