gmail_users_settings_cse_keypairs_list
List client-side encryption keypairs
This record as markdown: /tools/google-workspace-gmail/gmail-users-settings-cse-keypairs-list.md
What gmail_users_settings_cse_keypairs_list does on Google Workspace Gmail (gws CLI)
AI agents call gmail_users_settings_cse_keypairs_list to retrieve information from Google Workspace Gmail (gws CLI) without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why gmail_users_settings_cse_keypairs_list is rated Low
This tool queries and returns a list of existing CSE (Client-Side Encryption) keypairs. While it is a read-only operation (no data creation, modification, or deletion), the medium severity reflects that keypair metadata could be sensitive and enumeration might inform an attacker about encryption infrastructure.
From the tool's definition Tool name contains 'list' and description states 'List client-side encryption keypairs' — retrieves/queries keypair metadata with no modification.
Attacks that exploit this kind of access
The rule that runs gmail_users_settings_cse_keypairs_list safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Google Workspace Gmail (gws CLI), and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For gmail_users_settings_cse_keypairs_list, this is the rule to start with:
gmail_users_settings_cse_keypairs_list 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 Google Workspace Gmail (gws CLI), apply this rule, and every gmail_users_settings_cse_keypairs_list call is checked against it from then on.
Questions about gmail_users_settings_cse_keypairs_list
List client-side encryption keypairs. It is categorised as a Read tool in the Google Workspace Gmail (gws CLI) MCP Server, which means it retrieves data without modifying state.
Register the Google Workspace Gmail (gws CLI) MCP server in PolicyLayer and add a rule for gmail_users_settings_cse_keypairs_list: 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 Google Workspace Gmail (gws CLI). Nothing to install.
gmail_users_settings_cse_keypairs_list 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 gmail_users_settings_cse_keypairs_list 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 gmail_users_settings_cse_keypairs_list. 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.
gmail_users_settings_cse_keypairs_list is provided by the Google Workspace Gmail (gws CLI) MCP server (@gws mcp -s gmail). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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