This record as markdown: /tools/aws/remove-instance-from-image-set.md
What remove_instance_from_image_set does on AWS
AI agents call remove_instance_from_image_set to permanently remove resources in AWS, typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.
Why remove_instance_from_image_set is rated Critical
The verb 'remove' combined with image set management strongly suggests irreversible deletion or membership removal from a collection. In AWS contexts, removing instances from image sets (AMI associations or similar) is typically a destructive operation that alters infrastructure configuration. Without description details, confidence is moderate, but the 'remove' action justifies Destructive categorization over Write.
From the tool's definition Tool name 'remove_instance_from_image_set' uses 'remove', indicating deletion/modification of image set membership.
Attacks that exploit this kind of access
The rule that runs remove_instance_from_image_set safely
PolicyLayer is an MCP gateway: it sits between your AI agents and AWS, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For remove_instance_from_image_set, this is the rule to start with:
remove_instance_from_image_set is removed from the agent's tool list entirely, so the agent never calls it. The rest of the server keeps working.
The button opens the PolicyLayer dashboard: create your workspace, connect AWS, apply this rule, and every remove_instance_from_image_set call is checked against it from then on.
Questions about remove_instance_from_image_set
remove_instance_from_image_set is a destructive tool on the AWS MCP server. It is categorised as a Destructive tool in the AWS MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
Register the AWS MCP server in PolicyLayer and add a rule for remove_instance_from_image_set: 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 AWS. Nothing to install.
remove_instance_from_image_set 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 remove_instance_from_image_set 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 remove_instance_from_image_set. 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.
remove_instance_from_image_set is provided by the AWS MCP server (@awslabs/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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