AI Shield M99 vs Skill Scanner: Side-by-Side Comparison (2026)

AI Shield M99: AI agent kill switch with 6-level graduated response and 7-layer termination. built by Red Specter Security. Core capabilities include 6-level graduated response system with auto-escalation timers, 5-phase kill sequence across 7 infrastructure layers, Signal Skip for critical threats bypassing lower response levels..

Skill Scanner: Open-source CLI scanner for detecting security risks in AI agent skills. built by Cisco. Core capabilities include Security scanning of AI agent skill definitions, CLI-based interface for running scans, Multiple output format support via --output- flags..

Both serve the Agentic AI Security market but differ in approach, feature depth, and target audience.

AI Shield M99 differentiates with 6-level graduated response system with auto-escalation timers, 5-phase kill sequence across 7 infrastructure layers, Signal Skip for critical threats bypassing lower response levels. Skill Scanner differentiates with Security scanning of AI agent skill definitions, CLI-based interface for running scans, Multiple output format support via --output- flags.

AI Shield M99 is developed by Red Specter Security. Skill Scanner is developed by Cisco. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

AI Shield M99 and Skill Scanner serve similar Agentic AI Security use cases: both are Agentic AI Security tools, both cover Agentic AI Security, LLM Security. Key differences: AI Shield M99 is Commercial while Skill Scanner is Free. Review the feature comparison above to determine which fits your requirements.