不是。这个是自己设定的。支付宝密码包含字母和数字，银行卡密码只有六位数字。
支付宝如何更改密码
1、手机登录支付宝，点击右下角【我的】。
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https://iknow-pic.cdn.bcebos.com/8ad4b31c8701a18b234e432b922f07082838fe29"/>
2、点击【账户信息】。
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https://iknow-pic.cdn.bcebos.com/0b7b02087bf40ad1d67696875b2c11dfa8eccec0"/>
3、选择右上角【设置】。
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https://iknow-pic.cdn.bcebos.com/4b90f603738da977aed0d74fbc51f8198718e3d3"/>
4、点击【密码设置】。
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https://iknow-pic.cdn.bcebos.com/1f178a82b9014a90629b17d9a5773912b31bee29"/>
5、选择【重置登录密码】。
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https://iknow-pic.cdn.bcebos.com/1f178a82b9014a9062c117d9a5773912b21beed3"/>
6、选择校验方式并完成验证（根据账户操作环境，验证方式不同）。
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https://iknow-pic.cdn.bcebos.com/3812b31bb051f8191db7522ed6b44aed2f73e7c0"/>
7、验证通过后，重新设置登录密码（与原密码不能相同）。
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https://iknow-pic.cdn.bcebos.com/8601a18b87d6277f3873635c24381f30e924fc75"/>