HomeMCP Defender
AI Security App Protects MCP Communications
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MCP Defender Product Information
What is MCP Defender?
MCP Defender is a desktop tool that safeguards AI applications like Cursor, Claude, Visual Studio Code, and Windsurf from cyber threats. Acting as an AI Firewall, it monitors Model Context Protocol (MCP) communications, intercepting and validating tool calls and responses against security signatures. It alerts users to suspicious activity, enabling them to allow or block actions, and uses advanced LLM-driven threat detection for real-time communication analysis.
How to Use MCP Defender?
MCP Defender is a desktop application that users can download and install. Once running, it serves as a secure proxy between AI apps and MCP servers, scanning communications for threats in real time. If it detects malicious activity, it notifies the user, who can then permit or block the action. It also allows management of security signatures for scanning.
MCP Defender's Core Features
AI Firewall for AI applications
Advanced LLM-driven threat detection
Scan control for security signature management
Real-time protection for MCP tool calls
Validates tool calls and responses
Supports multiple AI tools (Cursor, Claude, VS Code, Windsurf)
Open source
MCP Defender's Use Cases
Shielding AI apps from harmful instructions or actions
Preventing AI security risks like Prompt Injection, Credential Theft, Arbitrary Code Execution, and Remote Command Injection
Monitoring and securing Model Context Protocol (MCP) communications
Protecting AI-driven development environments like VS Code
FAQ from MCP Defender
What is MCP Defender?
What threats does MCP Defender block?
Which AI apps does MCP Defender support?
Is MCP Defender open source?
How does MCP Defender secure AI applications?
MCP Defender Support Email & Customer Service Contact
Contact MCP Defender support at: [email protected]. For more details, visit the contact page (mailto:[email protected])
MCP Defender Company
MCP Defender Company: MCP Defender Inc.
Learn more about MCP Defender at the about page.
MCP Defender LinkedIn
MCP Defender LinkedIn: https://www.linkedin.com/company/mcp-defender
MCP Defender Twitter
MCP Defender Twitter: https://twitter.com/mcp_defender
MCP Defender GitHub
MCP Defender GitHub: https://github.com/MCP-Defender/MCP-Defender
MCP Defender Screenshot
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