Delete an SSH key.. Permanently removes the specified SSH key.
AI agents call mittwald_user_ssh_key_delete to permanently remove resources in Mittwald MCP Server — typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.
SSH keys are critical authentication credentials. Permanent deletion of an SSH key cannot be undone and will cause immediate access loss for any systems or services relying on that key. This is an irreversible destructive action that ranks higher in severity than Write or Execute categories. High severity due to potential impact on user access and authentication infrastructure.
From the tool's definition Tool name contains 'delete' and description states 'Permanently removes the specified SSH key.' The word 'Permanently' confirms irreversible deletion.
Attacks that exploit this kind of access
Delete an SSH key.. Permanently removes the specified SSH key. It is categorised as a Destructive tool in the Mittwald MCP Server MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
Register the Mittwald MCP Server MCP server in PolicyLayer and add a rule for mittwald_user_ssh_key_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 Mittwald MCP Server. Nothing to install.
mittwald_user_ssh_key_delete is a Destructive tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.
Yes. Add a rate_limit block to the mittwald_user_ssh_key_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.
Set action: deny in the PolicyLayer policy for mittwald_user_ssh_key_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.
mittwald_user_ssh_key_delete is provided by the Mittwald MCP Server MCP server (mittwald/mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
mittwald_user_ssh_key_delete is one line of Mittwald MCP Server's registry record.
The record carries the whole server: verified identity, auth posture, risk grade, every tool classified, recommended policy — re-checked continuously.
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