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Practical DevSecOps blogs deliver proven security strategies that help you implement strong DevSecOps, AI Security, AppSec, API Security, and Product Security defenses against threats.

MCP Tool Poisoning Attacks: How They Work and How to Stop Them

MCP Tool Poisoning Attacks: How They Work and How to Stop Them

In early 2025, as Model Context Protocol rapidly became the de facto integration standard for AI agents, a new attack class emerged that most security teams weren't instrumented to detect; one that operates entirely below the application layer, at the semantic layer...

MCP Tool Poisoning Attacks: How They Work and How to Stop Them

4 May 2026

In early 2025, as Model Context Protocol rapidly became the de facto integration standard for AI agents, a new attack class emerged that most security teams weren't instrumented to detect; one that operates entirely below the application layer, at the semantic layer...