Version updated for https://github.com/Agent-Threat-Rule/agent-threat-rules to version v3.5.9. This action is used across all versions by 0 repositories. Action Type This is a Composite action. Go to the GitHub Marketplace to find the latest changes. Action Summary ATR, an open detection rule format for AI agent security threats, provides a vendor-neutral, machine-readable, peer-reviewable rule format that enables easy integration with any conforming engine. It is used in various applications such as security threat detection and malware signatures, making it analogous to Sigma and YARA for SIEM and malware detection, respectively.