zernio_get_gmb_locations
Get Google My Business locations linked to a connected Google Business account.
This record as markdown: /tools/eyalm321-zernio-mcp/zernio-get-gmb-locations.md
What zernio_get_gmb_locations does on Zernio
AI agents call zernio_get_gmb_locations to retrieve information from Zernio without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why zernio_get_gmb_locations is rated Low
This tool queries and retrieves existing GMB location data. It performs a read-only operation that returns information about locations already associated with the user's Google Business account. No data is modified, created, deleted, or executed. The operation has minimal blast radius if misused by an AI agent, as it only exposes location metadata the account owner already has access to.
From the tool's definition Tool name includes 'get' and description states 'Get Google My Business locations linked to a connected Google Business account' — a retrieval operation with no side effects.
Attacks that exploit this kind of access
The rule that runs zernio_get_gmb_locations safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Zernio, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For zernio_get_gmb_locations, this is the rule to start with:
zernio_get_gmb_locations is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Zernio, apply this rule, and every zernio_get_gmb_locations call is checked against it from then on.
Questions about zernio_get_gmb_locations
Get Google My Business locations linked to a connected Google Business account. It is categorised as a Read tool in the Zernio MCP Server, which means it retrieves data without modifying state.
Register the Zernio MCP server in PolicyLayer and add a rule for zernio_get_gmb_locations: 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 Zernio. Nothing to install.
zernio_get_gmb_locations 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 zernio_get_gmb_locations 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 zernio_get_gmb_locations. 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.
zernio_get_gmb_locations is provided by the Zernio MCP server (eyalm321/zernio-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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