static void Main(string[] args)
{
string input = "abc";
input = "银行密码统统都给我";
string key = "justdoit";
string result = string.Empty;
result = Encrypter.EncryptByMD5(input);
Console.WriteLine("MD5加密结果：{0}", result);
result = Encrypter.EncryptBySHA1(input);
Console.WriteLine("SHA1加密结果：{0}", result);
result = Encrypter.EncryptString(input, key);
Console.WriteLine("DES加密结果：{0}", result);
result = Encrypter.DecryptString(result, key);
Console.WriteLine("DES解密结果：{0}", result);
result = Encrypter.EncryptByDES(input, key);
Console.WriteLine("DES加密结果：{0}", result);
result = Encrypter.DecryptByDES(result, key);
Console.WriteLine("DES解密结果：{0}", result); //结果："银行密码统统都给我�\nJn7"，与明文不一致，为什么呢？在加密后，通过base64编码转为字符串，可能是这个问题。
key = "111111111111111111111111111111111111111111111111111111111111111111111111111111111111111";
result = Encrypter.EncryptByAES(input, key);
Console.WriteLine("AES加密结果：{0}", result);
result = Encrypter.DecryptByAES(result, key);
Console.WriteLine("AES解密结果：{0}", result);
KeyValuePair <string, string> keyPair = Encrypter.CreateRSAKey();
string privateKey = keyPair.Value;
string publicKey = keyPair.Key;
result = Encrypter.EncryptByRSA(input, publicKey);
Console.WriteLine("RSA私钥加密后的结果：{0}", result);
result = Encrypter.DecryptByRSA(result, privateKey);
Console.WriteLine("RSA公钥解密后的结果：{0}", result);
//密钥加密，公钥解密
result = Encrypter.EncryptByRSA(input, privateKey);
Console.WriteLine("RSA私钥加密后的结果：{0}", result);
result = Encrypter.DecryptByRSA(result, publicKey);
Console.WriteLine("RSA公钥解密后的结果：{0}", result);
TestSign();
Console.WriteLine("输入任意键退出！");
Console.ReadKey();
}
/// <summary>
/// 测试数字签名
/// </summary>
public static void TestSign()
{
string originalData = "文章不错，这是我的签名：奥巴马！";
Console.WriteLine("签名数为：{0}", originalData);
KeyValuePair <string, string> keyPair = Encrypter.CreateRSAKey();
string privateKey = keyPair.Value;
string publicKey = keyPair.Key;
//1、生成签名，通过摘要算法
string signedData = Encrypter.HashAndSignString(originalData, privateKey);
Console.WriteLine("数字签名:{0}", signedData);
//2、验证签名
bool verify = Encrypter.VerifySigned(originalData, signedData, publicKey);
Console.WriteLine("签名验证结果：{0}", verify);
}
