AI agents call bulk_delete_by_criteria to permanently remove resources in Awslabs Amazon Sns Sqs — typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.
The tool name explicitly contains 'delete', which maps to the Destructive category (irreversibly deletes data). 'Bulk' and 'by_criteria' suggest mass deletion based on filter conditions, amplifying blast radius. Even without a description, the semantic weight of 'bulk_delete' is unambiguous. High severity due to potential for deleting large volumes of SNS/SQS messages or configurations without recovery.
From the tool's definition Tool name 'bulk_delete_by_criteria' indicates batch deletion of items matching specified criteria. The 'bulk_delete' prefix is characteristic of irreversible deletion operations.
Risk signalsBulk/mass operation — affects multiple targets
Documented attack patterns abuse exactly the kind of access bulk_delete_by_criteria gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Awslabs Amazon Sns Sqs, and nothing reaches the server without passing your rules. This is the rule we recommend for bulk_delete_by_criteria:
{
"version": "1",
"default": "deny",
"hide": [
"bulk_delete_by_criteria"
]
}bulk_delete_by_criteria disappears from the agent's tool list entirely, and any attempt to call it is denied. The rest of the server keeps working.
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bulk_delete_by_criteria. It is categorised as a Destructive tool in the Awslabs Amazon Sns Sqs MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
Register the Awslabs Amazon Sns Sqs MCP server in PolicyLayer and add a rule for bulk_delete_by_criteria: 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 Awslabs Amazon Sns Sqs. Nothing to install.
bulk_delete_by_criteria 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 bulk_delete_by_criteria 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 bulk_delete_by_criteria. 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.
bulk_delete_by_criteria is provided by the Awslabs Amazon Sns Sqs MCP server (awslabs.amazon-sns-sqs-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from Awslabs Amazon Sns Sqs, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
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