openssl
使用openssl
命令行进行加解密,需要注意的是
在openssl v1.1.0
之后默认的摘要算法由MD5
更改为SHA256
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| def get_key_and_iv(self, salt): salt = salt or b'' password = self.password key_length = self.key_length iv_length = self.iv_length d = _d = b'' while len(d) < key_length + iv_length: _d = Hash.MD5.new(_d+password+salt).digest() d += _d key = d[:key_length] iv = d[key_length:key_length+iv_length] return key, iv
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