This record as markdown: /tools/io-github-bitsandtea-postking-mcp/update-asset.md
What update_asset does on Postking Mcp
AI agents use update_asset to create or update resources in Postking Mcp, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Postking Mcp environment.
Why update_asset is rated Medium
Tool modifies existing asset data; reversible operation fitting Write category with medium severity due to content management context.
From the tool's definition Update an asset; modifies asset data reversibly without permanent deletion.
Attacks that exploit this kind of access
The rule that runs update_asset safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Postking Mcp, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For update_asset, this is the rule to start with:
update_asset stays usable, but capped: an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Postking Mcp, apply this rule, and every update_asset call is checked against it from then on.
Questions about update_asset
Update an asset. It is categorised as a Write tool in the Postking Mcp MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Postking MCP server in PolicyLayer and add a rule for update_asset: 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 Postking Mcp. Nothing to install.
update_asset is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the update_asset 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 update_asset. 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.
update_asset is provided by the Postking MCP server (postking-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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