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CSRF #70

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ynchuan opened this issue Dec 8, 2019 · 1 comment

Owner

ynchuan commented Dec 8, 2019 •

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cToken实现预防CSRF方法

本地种下cToken cookie
访问接口带上 cToken
服务校验，只要cookie及请求中cToken两个字段值一直即可

cToken 原理

cookie是域安全的
攻击站点请求接口，可以伪造cToken，但是无法向被攻击站点cookie注入cToken

Owner Author

ynchuan commented Oct 30, 2020

cToken为随机的且存在cookie中，由于域安全，其他站点拿不到ctoken，就无法攻击，除非通过xss攻击，可以拿到ctoken，并创建攻击请求，问题就变成如何预防xss攻击了

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