继在C#中复制T-SQL DecryptByPassPhrase,我无法获得与MSSQL简单的加密在C#descrypt。某些列中的加密值是必需的,因为该表会定期导出到Excel和Access中,因此简单的加密足以“阻止”值,而无需开发人员去(重新)执行视图等工作。
在SQL Server 2012中:
select EncryptByPassPhrase( N'hello' , N'world' )
-- returns 0x01000000AA959FFB3A8E4B06B734051437E198C8B72000A058ACE91D617123DA102287EB
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在C#中:
byte[] buf = System.Text.Encoding.UTF8.GetBytes( "0x010000003A95FA870ED699A5F90D33C2BF01491D9132F61BA162998E96F37117AF5DA0905D51EB6FB298EC88" );
// bytes emitted from the database
var cp = new TripleDESCryptoServiceProvider();
var m = new MemoryStream(buf);
cp.Key = System.Text.Encoding.UTF8.GetBytes( "hello" ); // throws
cp.IV = System.Text.Encoding.UTF8.GetBytes( "hello" ); // throws
CryptoStream cs = new CryptoStream( m , cp.CreateDecryptor( cp.Key , cp.IV ) , CryptoStreamMode.Read );
StreamReader reader = new StreamReader( cs );
string plainText = reader.ReadToEnd();
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工作的C#代码应该是什么样的? …