This record as markdown: /tools/io-github-nograai-nogra-mcp/transport-update.md
What transport_update does on Nogra
AI agents use transport_update to create or update resources in Nogra, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Nogra environment.
Why transport_update is rated Medium
The name 'transport_update' implies a write operation that modifies data related to transport or state transitions. Without a description, confidence is moderate. Given the server's purpose as a 'Verify-before-done trust layer', this tool likely performs updates within a verification workflow rather than destructive operations.
From the tool's definition Tool name 'transport_update' suggests modification/update operations. Description is empty, limiting direct evidence.
Attacks that exploit this kind of access
The rule that runs transport_update safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Nogra, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For transport_update, this is the rule to start with:
transport_update 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 Nogra, apply this rule, and every transport_update call is checked against it from then on.
Questions about transport_update
transport_update is a write tool on the Nogra MCP server. It is categorised as a Write tool in the Nogra MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Nogra MCP server in PolicyLayer and add a rule for transport_update: 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 Nogra. Nothing to install.
transport_update 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 transport_update 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 transport_update. 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.
transport_update is provided by the Nogra MCP server (@nograai/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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