AI agents call sg_ecda_search_centres to retrieve information from Sgdata without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool performs a search operation on publicly available Singapore childcare and kindergarten centre data. It retrieves information based on filter criteria (name) with no side effects, no data modification, and no execution of arbitrary operations. This is a straightforward Read operation typical of data lookup tools.
From the tool's definition Tool name 'sg_ecda_search_centres' and description 'Search ECDA childcare & kindergarten centres' indicate a query/search operation. The mention of 'Filters: name' confirms it retrieves data without modification.
Attacks that exploit this kind of access
Search ECDA childcare & kindergarten centres. Filters: name. It is categorised as a Read tool in the Sgdata MCP Server, which means it retrieves data without modifying state.
Register the Sgdata MCP server in PolicyLayer and add a rule for sg_ecda_search_centres: 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 Sgdata. Nothing to install.
sg_ecda_search_centres is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the sg_ecda_search_centres 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 sg_ecda_search_centres. 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.
sg_ecda_search_centres is provided by the Sgdata MCP server (sypherin/sgdata-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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