AI agents call get_notifications to retrieve information from Habitca without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves existing notification data without modifying, deleting, or executing any operations. It is a simple query function that reads user notifications, characteristic of the Read category. The blast radius is minimal—at worst, an AI agent learns about existing notifications without causing harm.
From the tool's definition Tool name 'get_notifications' and description 'Get unread notifications' indicate a retrieval operation with no side effects.
Attacks that exploit this kind of access
Get unread notifications. It is categorised as a Read tool in the Habitca MCP Server, which means it retrieves data without modifying state.
Register the Habitca MCP server in PolicyLayer and add a rule for get_notifications: 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 Habitca. Nothing to install.
get_notifications 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 get_notifications 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 get_notifications. 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.
get_notifications is provided by the Habitca MCP server (leon-jarvis1/habitca_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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