Critical Risk →

fund_transfer

Fund a transfer from your Wise balance. NOTE: This may NOT work with personal tokens in EU/UK due to PSD2 regulations.

Part of the Wise MCP server. Enforce policies on this tool with Intercept, the open-source MCP proxy.

aiamindennapokban/wise-mcp Financial Risk 5/5

AI agents use fund_transfer to initiate financial transactions through Wise. Financial operations involve real money and are irreversible once processed. Intercept blocks financial tools by default, requiring explicit human approval with transaction-level limits to prevent unauthorised spending.

fund_transfer moves real money. Without a policy, an autonomous agent could initiate transactions that drain accounts or exceed budgets. Intercept blocks financial tools by default, requiring human-in-the-loop approval with configurable spending limits per transaction and per time window.

Financial tools involve real money. Block by default and require explicit human approval before enabling.

aiamindennapokban-wise-mcp.yaml
tools:
  fund_transfer:
    rules:
      - action: deny
        reason: "Requires human approval"

See the full Wise policy for all 20 tools.

Tool Name fund_transfer
Category Financial
MCP Server Wise MCP Server
Risk Level Critical

View all 20 tools →

Agents calling financial-class tools like fund_transfer have been implicated in these attack patterns. Read the full case and prevention policy for each:

Browse the full MCP Attack Database →

Other tools in the Financial risk category across the catalogue. The same policy patterns (deny, require_approval) apply to each.

fund_transfer is one of the critical-risk operations in Wise. For the full severity-focused view — only the critical-risk tools with their recommended policies — see the breakdown for this server, or browse all critical-risk tools across every MCP server.

What does the fund_transfer tool do? +

Fund a transfer from your Wise balance. NOTE: This may NOT work with personal tokens in EU/UK due to PSD2 regulations.. It is categorised as a Financial tool in the Wise MCP Server, which means it involves financial transactions. Block by default and require explicit approval.

How do I enforce a policy on fund_transfer? +

Add a rule in your Intercept YAML policy under the tools section for fund_transfer. You can allow, deny, rate-limit, or validate arguments. Then run Intercept as a proxy in front of the Wise MCP server.

What risk level is fund_transfer? +

fund_transfer is a Financial tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.

Can I rate-limit fund_transfer? +

Yes. Add a rate_limit block to the fund_transfer rule in your Intercept 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 fund_transfer completely? +

Set action: deny in the Intercept policy for fund_transfer. 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 fund_transfer? +

fund_transfer is provided by the Wise MCP server (aiamindennapokban/wise-mcp). Intercept sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policies on Wise

Open source. One binary. Zero dependencies.

npx -y @policylayer/intercept
github.com/policylayer/intercept →
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