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网站验证码通常放在服务器端什么地方？为什么

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Release： 2016-06-13 11:54:03
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网站验证码一般放在服务器端什么地方？为什么？
网站验证码一般放在服务器端什么地方？为什么？java  php  .net做的网站验证码都放同一个地方吗？
------解决方案--------------------
放在 session 中，因为他是用户私有的
------解决方案--------------------
session

Related labels：
java nbsp net php session
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