Get available authentication modes and their status
AI agents call passgage_get_auth_modes to retrieve information from Passgage MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves read-only information about available authentication modes and their current status. It has no side effects, does not execute code or commands, and does not modify any data. It is a simple query operation, placing it squarely in the Read category.
From the tool's definition Tool name 'passgage_get_auth_modes' and description 'Get available authentication modes and their status' indicate retrieval of authentication configuration without modification or execution.
Attacks that exploit this kind of access
Get available authentication modes and their status. It is categorised as a Read tool in the Passgage MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Passgage MCP Server MCP server in PolicyLayer and add a rule for passgage_get_auth_modes: 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 Passgage MCP Server. Nothing to install.
passgage_get_auth_modes 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 passgage_get_auth_modes 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 passgage_get_auth_modes. 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.
passgage_get_auth_modes is provided by the Passgage MCP Server MCP server (passgage/mcp-server). 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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