set_agent_wallet

Link agent wallet address via EIP-712 owner signature on Identity Registry

SERVERWaiaas SOURCEminhoyoo-iotrust/waiaas

Medium RISK CLASS

Category Write

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/minhoyoo-iotrust-waiaas/set-agent-wallet.md

WHAT IT DOES

What set_agent_wallet does on Waiaas

AI agents use set_agent_wallet to create or update resources in Waiaas, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Waiaas environment.

RISK

Why set_agent_wallet is rated Medium

This tool creates or modifies the relationship between an agent and a wallet address in the Identity Registry, which is a reversible data modification. While signing via EIP-712 provides some authentication, an AI agent with access to this tool could link itself to wallets without human oversight, potentially gaining unauthorized control over multiple wallets in the system.

From the tool's definition Tool name 'set_agent_wallet' and description 'Link agent wallet address via EIP-712 owner signature on Identity Registry' indicates it modifies wallet association state by linking an agent to a wallet address through cryptographic signing.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs set_agent_wallet safely

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

set_agent_wallet Rate-limited

set_agent_wallet 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.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "set_agent_wallet": {
      "limits": [
        {
          "counter": "set_agent_wallet_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

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

FAQ

Questions about set_agent_wallet

What does the set_agent_wallet tool do? +

Link agent wallet address via EIP-712 owner signature on Identity Registry. It is categorised as a Write tool in the Waiaas MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on set_agent_wallet? +

Register the Waiaas MCP server in PolicyLayer and add a rule for set_agent_wallet: 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 Waiaas. Nothing to install.

What risk level is set_agent_wallet? +

set_agent_wallet is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit set_agent_wallet? +

Yes. Add a rate_limit block to the set_agent_wallet 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 set_agent_wallet completely? +

Set action: deny in the PolicyLayer policy for set_agent_wallet. 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 set_agent_wallet? +

set_agent_wallet is provided by the Waiaas MCP server (minhoyoo-iotrust/waiaas). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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