The difference between hashing and encrypting is that with hashing it's completely impossible to get the original value, whereas with encryption it's possible to get the original value (by decrypting the encrypted string).
The difference between hashing and encrypting is that with hashing it's completely impossible to get the original value, whereas with encryption it's possible to get the original value (by decrypting the encrypted string).
因为经过散列处理的结果是无法反向处理的，而加密的结果是可以通过解密获得的。