MCP MeasureMCP Measure

index observed

MCP Security Sanitizer

Redacts common secrets, email addresses, and phone numbers.

Should I use this

Quality & Safety

A
Description quality
93%
Schema completeness
80%
Naming quality
87%
Poisoning risk
100%
Permission match
100%
Protocol compliance
100%

Based on automated analysis of tool definitions and protocol compliance.

Context Cost

~267Tokens (tool definitions)
~744 BTypical response size
Minimal attention impact (0.21% of 128k context)

This is the approximate number of tokens consumed each time the server's tools are loaded into a model's context. Higher counts reduce the attention available for other tasks.

Install

One-Click Install

Add this to your `claude_desktop_config.json` file:

{
  "mcpServers": {
    "mcp-security-sanitizer": {
      "url": "https://mcp-security-sanitizer-server.onrender.com/sse"
    }
  }
}

Remote endpoints

https://mcp-security-sanitizer-server.onrender.com/ssesse

What it can do

Tool inventory

Tools (3)

🟢 Read-only🟡 Write🔴 Delete⚪ Unknown
⚪mask_api_keys_and_secrets(text)

Redact OpenAI-style API keys, bearer tokens, and common named secrets.

Input Schema

{
  "type": "object",
  "properties": {
    "text": {
      "type": "string"
    }
  },
  "required": [
    "text"
  ]
}

Output Schema

{
  "type": "object",
  "properties": {
    "result": {
      "type": "string"
    }
  },
  "required": [
    "result"
  ],
  "description": "Generic wrapper for non-object return types.",
  "x-fastmcp-wrap-result": true
}
⚪mask_pii_data(text)

Redact email addresses and common North American phone numbers.

Input Schema

{
  "type": "object",
  "properties": {
    "text": {
      "type": "string"
    }
  },
  "required": [
    "text"
  ]
}

Output Schema

{
  "type": "object",
  "properties": {
    "result": {
      "type": "string"
    }
  },
  "required": [
    "result"
  ],
  "description": "Generic wrapper for non-object return types.",
  "x-fastmcp-wrap-result": true
}
🟢audit_text_for_risks(text)

Count recognizable secrets, email addresses, and phone numbers.

Input Schema

{
  "type": "object",
  "properties": {
    "text": {
      "type": "string"
    }
  },
  "required": [
    "text"
  ]
}

Output Schema

{
  "type": "object",
  "properties": {
    "result": {
      "type": "string"
    }
  },
  "required": [
    "result"
  ],
  "description": "Generic wrapper for non-object return types.",
  "x-fastmcp-wrap-result": true
}

Community

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Evidence

Recent observations

verifiedversion not recorded3 tools