Kraken

Kraken 说明了强平价格、保证金健康度和美国期货保证金门槛。真正的交易重点，是在还有选择时处理风险。

Kraken explains liquidation prices, margin health and U.S. futures margin thresholds. The trading lesson is to react while you still have choices.

交易所账户安全不只是密码和双重验证。提款白名单、防钓鱼习惯和设备检查，可以在凭证泄露时降低损失。

Exchange security is not only passwords and 2FA. Withdrawal allowlists, anti-phishing habits and device reviews can reduce damage when credentials are compromised.

Kraken 的止损和移动止损说明提醒交易者，在波动到来前先定义触发价、限价和撤单规则。

Kraken’s stop-loss and trailing-stop guides show why traders must define triggers, limits and cancellation rules before volatility hits.

费率表很重要，但选择平台时还要比较安全性、流动性、订单工具、提现成本和操作流程。

Fee tables matter, but traders should compare security, liquidity, order tools, withdrawal costs and workflow before choosing a platform.

永续合约交易者应把资金费率同时看作持仓成本、拥挤度指标和极端行情下结算机制变化的预警。

Perpetual futures traders should read funding as a carrying cost, a crowding signal and a warning that settlement intervals can change during stress.