获取当前时间
AI agents call get_current_time to retrieve information from AppCan Helper MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool only retrieves temporal information without creating, modifying, deleting, or executing any operations. It has no external effects and poses minimal security risk. The tool fits the Read category as it simply queries and returns data.
From the tool's definition Tool name 'get_current_time' and description '获取当前时间' (get current time) indicate a simple read operation that retrieves the current system time without side effects.
Attacks that exploit this kind of access
获取当前时间. It is categorised as a Read tool in the AppCan Helper MCP Server MCP Server, which means it retrieves data without modifying state.
Register the AppCan Helper MCP Server MCP server in PolicyLayer and add a rule for get_current_time: 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 AppCan Helper MCP Server. Nothing to install.
get_current_time 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_current_time 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_current_time. 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_current_time is provided by the AppCan Helper MCP Server MCP server (sandy1108/appcan-helper-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.
Teams ship this data inside their own products. See what a licence covers →