AI agents invoke resumeDownload to trigger actions in Download MCP. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call — builds kicked off, notifications sent, workflows started.
Resuming a download triggers an external network operation and file-writing process. This falls under Execute as it re-initiates an ongoing task with side effects (network I/O, disk writes). Confidence is moderate because the description is empty, requiring inference from context and sibling tools.
From the tool's definition Tool name 'resumeDownload' on a server described as enabling 'file downloads with multi-threading, progress monitoring, and task control'. Sibling tools include pauseDownload, cancelDownload, downloadFile, suggesting this resumes a paused download operation.
Documented attack patterns abuse exactly the kind of access resumeDownload gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Download MCP, and nothing reaches the server without passing your rules. This is the rule we recommend for resumeDownload:
{
"version": "1",
"default": "deny",
"tools": {
"resumeDownload": {
"limits": [
{
"counter": "resumedownload_rate",
"window": "minute",
"max": 10,
"scope": "grant"
}
]
}
}
}resumeDownload stays usable, but rate-capped — a runaway agent can't fire it dozens of times a minute. Everything else on the server is denied unless you say otherwise.
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resumeDownload. It is categorised as a Execute tool in the Download MCP MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.
Register the Download MCP server in PolicyLayer and add a rule for resumeDownload: 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 Download MCP. Nothing to install.
resumeDownload is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.
Yes. Add a rate_limit block to the resumeDownload 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 resumeDownload. 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.
resumeDownload is provided by the Download MCP server (shuakami/mcp-download). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from Download MCP, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
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7 Download MCP tools catalogued and risk-classified — across an index of 43,000+ MCP servers.