List voice memos from Beeper
AI agents call beeper_voice_memos to retrieve information from Garza Home MCP without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves and queries voice memos from the Beeper messaging platform. It performs a read-only operation that returns existing data without creating, modifying, deleting, or executing any actions. The blast radius of misuse is minimal—an attacker could gain access to personal voice memos but cannot alter system state or trigger destructive actions.
From the tool's definition Tool name and description: 'beeper_voice_memos' – 'List voice memos from Beeper'. The verb 'List' indicates data retrieval with no modification or side effects.
Attacks that exploit this kind of access
List voice memos from Beeper. It is categorised as a Read tool in the Garza Home MCP MCP Server, which means it retrieves data without modifying state.
Register the Garza Home MCP server in PolicyLayer and add a rule for beeper_voice_memos: 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 Garza Home MCP. Nothing to install.
beeper_voice_memos 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 beeper_voice_memos 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 beeper_voice_memos. 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.
beeper_voice_memos is provided by the Garza Home MCP server (itsablabla/garza-home-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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