Security patterns for autonomous trading agents with wallet or transaction authority. Covers prompt injection, spend limits, pre-send simulation, circuit breakers, MEV protection, and key handling.
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Security
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The skill is specifically designed for direct financial operations, giving the agent the ability to move money or execute financial transactions — such as payment processing, cryptocurrency operations, banking integrations, or market order execution.
The skill is explicitly designed for on-chain trading and transaction execution. It contains concrete crypto/blockchain operations and APIs: simulating and sending transactions via w3.eth.call and w3.eth.send_raw_transaction, signing transactions (account.sign_transaction), wallet key handling (Account.from_key with TRADING_WALLET_PRIVATE_KEY), RPC endpoints (flashbots RPC), and guidance for order placement, swaps, and treasury operations. Those are direct financial execution capabilities (signing/sending transactions and managing wallets), not generic tooling.