private void btnEncrypt_Click(object sender, EventArgs e)
{
string original = "测试加密字符串";
Console.WriteLine("original:" + original);
string encrypt = EncodeHelper.SHA256(original);
Console.WriteLine("EncodeHelper.SHA256:" + encrypt);
//DES加解密
encrypt = EncodeHelper.DesEncrypt(original);
Console.WriteLine("EncodeHelper.DesEncrypt:" + encrypt);
string decrypt = EncodeHelper.DesDecrypt(encrypt);
Console.WriteLine("EncodeHelper.DesDecrypt:" + decrypt);
//MD5加密
encrypt = EncodeHelper.MD5Encrypt(original);
Console.WriteLine("EncodeHelper.MD5Encrypt:" + encrypt);
encrypt = EncodeHelper.MD5EncryptHash(original);
Console.WriteLine("EncodeHelper.MD5EncryptHash:" + encrypt);
encrypt = EncodeHelper.MD5EncryptHashHex(original);
Console.WriteLine("EncodeHelper.MD5EncryptHashHex:" + encrypt);
encrypt = EncodeHelper.EncyptMD5_3_16(original);
Console.WriteLine("EncodeHelper.EncyptMD5_3_16:" + encrypt);
//Base64加解密
encrypt = EncodeHelper.Base64Encrypt(original);
Console.WriteLine("EncodeHelper.Base64Encrypt:" + encrypt);
decrypt = EncodeHelper.Base64Decrypt(encrypt);
Console.WriteLine("EncodeHelper.Base64Encrypt:" + decrypt);
encrypt = EncodeHelper.AES_Encrypt(original);
Console.WriteLine("EncodeHelper.AES_Encrypt:" + encrypt);
decrypt = EncodeHelper.AES_Decrypt(encrypt);
Console.WriteLine("EncodeHelper.AES_Decrypt:" + decrypt);
//MD5加密字符串然后检查是否被篡改
encrypt = MD5Util.GetMD5_32(original);
bool flag = MD5Util.ValidateValue(encrypt);
Console.WriteLine("flag: " + flag);
//为文件增加MD5编码标签，然后验证是否被修改
string file = @"DB\test1.xls";
bool flag2 = MD5Util.AddMD5(file);
Console.WriteLine("flag2: " + flag2);
//对给定路径的文件进行验证，如果一致返回True，否则返回False
bool flag3 = MD5Util.CheckMD5(file);
Console.WriteLine("flag3: " + flag3);
//生成加解密私钥、公钥
string publicKey = "";
string privateKey = "";
RSASecurityHelper.GenerateRSAKey(out privateKey, out publicKey);
string originalString = "testdata";
string encryptedString = RSASecurityHelper.RSAEncrypt(publicKey, originalString);
string originalString2 = RSASecurityHelper.RSADecrypt(privateKey, encryptedString);
if (originalString == originalString2)
{
MessageDxUtil.ShowTips("解密完全正确");
}
else
{
MessageDxUtil.ShowWarning("解密失败");
}
string regcode = RSASecurityHelper.RSAEncrypSignature(privateKey, originalString);
bool validated = RSASecurityHelper.Validate(originalString, regcode, publicKey);
MessageDxUtil.ShowTips(validated ? "验证成功" : "验证失败");
}
