get_past_ctfs

Retrieve past CTF events from CTFtime.org.

SERVERCTFtime MCP Server SOURCE0x-professor/ctf-time-mcp

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade A, identity unverified Pull the record →

This record as markdown: /tools/0x-professor-ctf-time-mcp/get-past-ctfs.md

WHAT IT DOES

What get_past_ctfs does on CTFtime MCP Server

AI agents call get_past_ctfs to retrieve information from CTFtime MCP Server without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why get_past_ctfs is rated Low

This tool retrieves historical CTF competition data from CTFtime.org without creating, modifying, deleting, or executing anything. It is a straightforward query operation that returns information only. The blast radius of misuse is minimal—an AI agent could only retrieve publicly available historical data, posing no risk to data integrity, system stability, or financial impact.

From the tool's definition Tool name 'get_past_ctfs' and description 'Retrieve past CTF events' indicate a data retrieval operation with no modification or deletion.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs get_past_ctfs safely

PolicyLayer is an MCP gateway: it sits between your AI agents and CTFtime MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For get_past_ctfs, this is the rule to start with:

get_past_ctfs Allowed

get_past_ctfs is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "get_past_ctfs": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect CTFtime MCP Server, apply this rule, and every get_past_ctfs call is checked against it from then on.

FAQ

Questions about get_past_ctfs

What does the get_past_ctfs tool do? +

Retrieve past CTF events from CTFtime.org. It is categorised as a Read tool in the CTFtime MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on get_past_ctfs? +

Register the CTFtime MCP Server MCP server in PolicyLayer and add a rule for get_past_ctfs: 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 CTFtime MCP Server. Nothing to install.

What risk level is get_past_ctfs? +

get_past_ctfs is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit get_past_ctfs? +

Yes. Add a rate_limit block to the get_past_ctfs 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.

How do I block get_past_ctfs completely? +

Set action: deny in the PolicyLayer policy for get_past_ctfs. 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.

What MCP server provides get_past_ctfs? +

get_past_ctfs is provided by the CTFtime MCP Server MCP server (0x-professor/ctf-time-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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