Kraken

Kraken、Binance 和 OKX 的差异不只是杠杆倍数，交易者更应比较抵押品、地区可用性、流动性和退出工具。

Kraken, Binance and OKX compete on liquidity, product breadth and leverage, but traders should rank platforms by collateral clarity, regional access and exit tools.

交易所储备页面能提高透明度，但必须结合负债、资产覆盖范围、托管安排和提现风险一起判断。

Exchange reserve pages can improve transparency, but they should be checked together with liabilities, asset scope, custody arrangements and user withdrawal risk.

比较加密交易所应先从自己的真实流程出发，再评估安全、费用、流动性、订单工具和地区可用性。

A crypto exchange comparison should begin with the trader’s actual workflow, then test security, fees, liquidity, order tools and regional access.

Kraken 7 月费用等级更新提醒用户，真实交易成本取决于产品入口、订单类型、30 天交易量，以及是否涉及保证金或衍生品。

Kraken’s July fee-tier update is a reminder that trading cost depends on product path, order type, 30-day volume and whether margin or derivatives are involved.

Kraken、OKX、Coinbase 和 Binance 都支持 Passkey 类安全功能，交易者不应把账户访问完全押在单一设备上。

Kraken, OKX, Coinbase and Binance support passkey-style security, but traders should set backup rules before relying on one device for access.