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Check if a password has appeared in known breaches without sending the password. No key required.
55FairInstall
~/Library/Application Support/Claude/claude_desktop_config.json
{
"mcpServers": {
"mrfentmen-password-breach-check-mcp": {
"command": "npx",
"args": [
"-y",
"password-breach-check-mcp@1.0.0"
]
}
}
}
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Environment
This server does not declare environment variables.
Tools show up when the registry metadata or the repository README lists them. GitHub enrichment fills this in when a token is configured.
About
Check if a password has appeared in known breaches without sending the password. No key required.
FAQ
- What is password-breach-check-mcp?
- Check if a password has appeared in known breaches without sending the password. No key required.
- How do I install password-breach-check-mcp?
- Pick a client above and copy the generated config. Cursor and VS Code also have a deep link when the server can run locally or remotely.
- Is password-breach-check-mcp official?
- No. Registry-listed is not the same as vendor-official. Read the methodology for the difference.
- How is the trust score calculated?
- This listing scores 55 (Fair). The formula is published on the methodology page.
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