sftp_delete

Delete a remote file via SFTP.

SERVERSSH MCP Server SOURCEbhayanak/ssh-mcp-server

Critical RISK CLASS

Category Destructive

Parameters 00 required

Recommended Hiddensee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/bhayanak-ssh-mcp-server/sftp-delete.md

WHAT IT DOES

What sftp_delete does on SSH MCP Server

AI agents call sftp_delete to permanently remove resources in SSH MCP Server, typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.

RISK

Why sftp_delete is rated Critical

File deletion is a destructive action that cannot be undone. An AI agent given this tool could permanently remove critical files, configurations, or data from remote Linux servers.

From the tool's definition The tool name is 'sftp_delete' and the description explicitly states 'Delete a remote file via SFTP.' This is an irreversible deletion operation that removes data from a remote server.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs sftp_delete safely

PolicyLayer is an MCP gateway: it sits between your AI agents and SSH MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For sftp_delete, this is the rule to start with:

sftp_delete Hidden

sftp_delete is removed from the agent's tool list entirely, so the agent never calls it. The rest of the server keeps working.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "hide": [
    "sftp_delete"
  ]
}

RESTRICT THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect SSH MCP Server, apply this rule, and every sftp_delete call is checked against it from then on.

FAQ

Questions about sftp_delete

What does the sftp_delete tool do? +

Delete a remote file via SFTP. It is categorised as a Destructive tool in the SSH MCP Server MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.

How do I enforce a policy on sftp_delete? +

Register the SSH MCP Server MCP server in PolicyLayer and add a rule for sftp_delete: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches SSH MCP Server. Nothing to install.

What risk level is sftp_delete? +

sftp_delete is a Destructive tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.

Can I rate-limit sftp_delete? +

Yes. Add a rate_limit block to the sftp_delete rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.

How do I block sftp_delete completely? +

Set action: deny in the PolicyLayer policy for sftp_delete. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.

What MCP server provides sftp_delete? +

sftp_delete is provided by the SSH MCP Server MCP server (bhayanak/ssh-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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