/// <summary>
/// 类测试
/// </summary>
public static void Test()
{
System.Text.Encoding utf8 = System.Text.Encoding.UTF8;
//key为abcdefghijklmnopqrstuvwx的Base64编码
byte[] key = Convert.FromBase64String("YWJjZGVmZ2hpamtsbW5vcHFyc3R1dnd4");
byte[] iv = new byte[] { 1, 2, 3, 4, 5, 6, 7, 8 }; //当模式为ECB时，IV无用
byte[] data = utf8.GetBytes("中国ABCabc123");
System.Console.WriteLine("ECB模式:");
byte[] str1 = Des3.Des3EncodeECB(key, iv, data);
byte[] str2 = Des3.Des3DecodeECB(key, iv, str1);
System.Console.WriteLine(Convert.ToBase64String(str1));
System.Console.WriteLine(System.Text.Encoding.UTF8.GetString(str2));
System.Console.WriteLine();
System.Console.WriteLine("CBC模式:");
byte[] str3 = Des3.Des3EncodeCBC(key, iv, data);
byte[] str4 = Des3.Des3DecodeCBC(key, iv, str3);
System.Console.WriteLine(Convert.ToBase64String(str3));
System.Console.WriteLine(utf8.GetString(str4));
System.Console.WriteLine();
}
/// <summary>
/// 其它的测试.
/// </summary>
public static void OtherTest()
{
// 待加密的 xml 字符串.
string xml = "<?xml version=\"1.0\" encoding=\"GBK\"?><request><head><h_exch_code>208801</h_exch_code><h_bank_no>0020</h_bank_no><h_user_id>1120888233</h_user_id><h_branch_id>B00008211</h_branch_id><h_fact_date></h_fact_date>2013-03-01<h_fact_time></h_fact_time>15:58:39<h_exch_date></h_exch_date><h_serial_no>12345678</h_serial_no><h_rsp_code></h_rsp_code><h_rsp_msg></h_rsp_msg></head><body><record></record></body></request>";
// 编码.
System.Text.Encoding gbk = System.Text.Encoding.GetEncoding("GBK");
// 密码.
string pwd = "ABCDEF0123456789abcdef11";
// 密钥字节数组.
byte[] key = gbk.GetBytes(pwd);
// 当模式为ECB时，IV无用
byte[] iv = new byte[] { 1, 2, 3, 4, 5, 6, 7, 8 };
// 明文.
byte[] data = gbk.GetBytes(xml);
// 加密
byte[] str1 = Des3.Des3EncodeECB(key, iv, data);
System.Console.WriteLine("加密结果：{0}", Convert.ToBase64String(str1));
// 解密.
byte[] str2 = Des3.Des3DecodeECB(key, iv, str1);
System.Console.WriteLine("解密后结果：{0}", System.Text.Encoding.UTF8.GetString(str2));
System.Console.WriteLine();
}
/// <summary>
/// 测试
/// </summary>
public static void Test()
{
System.Console.WriteLine("3DES 加密-解密 测试， 测试目标， 明确 ECB 模式 与 CBC 模式 的区别！");
System.Text.Encoding utf8 = System.Text.Encoding.UTF8;
// key为abcdefghijklmnopqrstuvwx的Base64编码
byte[] key = Convert.FromBase64String("YWJjZGVmZ2hpamtsbW5vcHFyc3R1dnd4");
// 当模式为ECB时，IV无用
byte[] iv = new byte[] { 1, 2, 3, 4, 5, 6, 7, 8 };
byte[] iv2 = new byte[] { 8, 7, 6, 5, 4, 3, 2, 1 };
// 原文.
byte[] data = utf8.GetBytes("中国ABCabc123");
System.Console.WriteLine("ECB模式:");
// 加密
byte[] str1 = Des3.Des3EncodeECB(key, iv, data);
System.Console.WriteLine("加密结果：{0}", Convert.ToBase64String(str1));
// 验证，是否 ECB 模式下， IV 无用.
byte[] strECB = Des3.Des3EncodeECB(key, iv2, data);
System.Console.WriteLine("设置了其他的IV，加密结果为：{0}", Convert.ToBase64String(strECB));
// 解密.
byte[] str2 = Des3.Des3DecodeECB(key, iv, str1);
System.Console.WriteLine("解密后结果：{0}", System.Text.Encoding.UTF8.GetString(str2));
System.Console.WriteLine();
System.Console.WriteLine("CBC模式:");
// 加密
byte[] str3 = Des3.Des3EncodeCBC(key, iv, data);
System.Console.WriteLine("加密结果：{0}", Convert.ToBase64String(str3));
// 验证，是否 CBC 模式下， IV 是有用的.
byte[] strCBC = Des3.Des3EncodeCBC(key, iv2, data);
System.Console.WriteLine("设置了其他的IV，加密结果为：{0}", Convert.ToBase64String(strCBC));
// 解密.
byte[] str4 = Des3.Des3DecodeCBC(key, iv, str3);
System.Console.WriteLine("解密后结果：{0}", utf8.GetString(str4));
System.Console.WriteLine();
}
/// <summary>
/// 类测试
/// </summary>
public static void Test()
{
System.Text.Encoding utf8 = System.Text.Encoding.UTF8;
//key为abcdefghijklmnopqrstuvwx的Base64编码
string ydata = "00068900002||20180927095839|||3002800173|0200000777|01|0155129175|||";
byte[] key = Convert.FromBase64String("YWJjZGVmZ2hpamtsbW5vcHFyc3R1dnd4");
byte[] iv = new byte[] { 1, 2, 3, 4, 5, 6, 7, 8 }; //当模式为ECB时，IV无用
byte[] data = utf8.GetBytes(ydata);
System.Console.WriteLine("原始报文:");
System.Console.WriteLine(ydata);
System.Console.WriteLine();
byte[] str1 = Des3.Des3EncodeECB(key, iv, data);
byte[] str2 = Des3.Des3DecodeECB(key, iv, str1);
System.Console.WriteLine("ECB加密报文:");
System.Console.WriteLine(Convert.ToBase64String(str1));
System.Console.WriteLine("ECB解密报文:");
System.Console.WriteLine(System.Text.Encoding.UTF8.GetString(str2));
System.Console.WriteLine();
byte[] str3 = Des3.Des3EncodeCBC(key, iv, data);
byte[] str4 = Des3.Des3DecodeCBC(key, iv, str3);
System.Console.WriteLine("CBC加密报文:");
System.Console.WriteLine(Convert.ToBase64String(str3));
System.Console.WriteLine("CBC解密报文:");
System.Console.WriteLine(utf8.GetString(str4));
System.Console.WriteLine();
Console.ReadLine();
}