Arc Security runs on your own machine — the client starts it, so there is no endpoint to ping. 58 installs a week from npm.
Scan AI agent skills for 25 attack classes + runtime monitoring. 1,316+ findings.
The linked repository no longer exists on GitHub — it was deleted or made private.
This one has been quiet for a while
Quiet is not dead — but it is worth knowing when it wakes up, or when someone else takes it over. We watch the repository and tell you either way.
Connect this server
This server runs on your own machine — install it with the package manager and the client starts it for you. Package name taken from the official registry entry.
claude mcp add arc-security -- npx -y arc-security-mcp{
"mcpServers": {
"arc-security": {
"args": [
"-y",
"arc-security-mcp"
],
"command": "npx"
}
}
}[mcp_servers.arc-security]
command = "npx"
args = ["-y", "arc-security-mcp"]{
"mcpServers": {
"arc-security": {
"args": [
"-y",
"arc-security-mcp"
],
"command": "npx"
}
}
}{
"mcpServers": {
"arc-security": {
"args": [
"-y",
"arc-security-mcp"
],
"command": "npx"
}
}
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Arc Security — questions
Answers built from our own checks of this server.