Critical-risk tools in Alpaca MCP Server
6 of the 27 tools in Alpaca MCP Server are classified as critical risk. This page profiles those tools specifically, with recommended policy actions and the attack patterns that target them.
Every operation listed below is an action PolicyLayer recommends controlling at the transport layer. Open any tool to see the full profile, risk score, and YAML policy snippet.
Tools at critical risk
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cancel_all_ordersDestructiveCancel all open orders.
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cancel_order_by_idDestructiveCancel a specific order by its ID.
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close_positionDestructiveclose_position
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close_all_positionsFinancialCloses all open positions.
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place_option_market_orderFinancialplace_option_market_order
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place_stock_orderFinancialplace_stock_order
Attacks that target this class
Critical-risk tools in any server share these documented attack patterns. Each links to the full case and the defensive policy.