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PHP SHA256怎么带密钥加解密?

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Release: 2016-06-06 20:12:49
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哪位大神有PHP SHA256带密钥加密、解密的代码,麻烦给一份,谢谢。

如果使用hash_hmac的话,因为不可逆,就只能实现加密而不能解密了。

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哪位大神有PHP SHA256带密钥加密、解密的代码,麻烦给一份,谢谢。

如果使用hash_hmac的话,因为不可逆,就只能实现加密而不能解密了。

SHA256是一种散列算法,怎么可能解密?只能碰撞吧

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