/// <summary>
/// 调用非对称加密方式对序列号进行验证
/// </summary>
/// <param name="serialNumber">正确的序列号</param>
/// <returns>如果成功返回True，否则为False</returns>
public RegisterResult Register(string serialNumber)
{
var result = new RegisterResult();
var hardNumber = HardwareInfoHelper.GetCpuId();
try
{
var str2 = EncodeHelper.DesDecrypt(serialNumber);
if (!string.IsNullOrEmpty(str2))
{
var encrytedString = str2.Split('|')[0];
var time = Convert.ToDateTime(EncodeHelper.DesDecrypt(str2.Split('|')[1]));
var flag2 = RsaSecurityHelper.Validate(hardNumber, encrytedString);
var flag = time.AddDays(1.0) > DateTime.Now;
result.IsValid = flag2 && flag;
result.ValideTo = time;
return(result);
}
}
catch
{
// ignored
}
return(result);
}
public string GetUserName(string identity, string sessionID)
{
if ((sessionID == null) || (sessionID == string.Empty))
{
return("");
}
string text = Convert.ToString(Convert.ToChar(1));
identity = EncodeHelper.DesDecrypt(identity);
int length = identity.IndexOf(text);
return(identity.Substring(0, length));
}
private void FrmSystemSetAddUser_Load(object sender, EventArgs e)
{
if (null != mUserInfo)
{
bModified = true;
simpleButtonConform.Text = "修改";
textBox_UserName.Enabled = false;
textBox_UserName.Text = mUserInfo.UserName;
textBox_Password.Text = EncodeHelper.DesDecrypt(mUserInfo.Password);
textBox_AccountName.Text = mUserInfo.AccountName;
textBox_Email.Text = mUserInfo.EmailAddress;
textBox_Phone.Text = mUserInfo.PhoneNumber;
}
}
/// <summary>
/// 从"独立存贮空间"取程序第一次运行的时间并解密
/// </summary>
/// <returns></returns>
public static string GetDataTime()
{
string fromDataTime;
//按用户、域、程序集获取独立存储区
IsolatedStorageFile isoStore = IsolatedStorageFile.GetStore(IsolatedStorageScope.User
| IsolatedStorageScope.Domain | IsolatedStorageScope.Assembly, null, null);
string[] myusername = isoStore.GetDirectoryNames(UIConstants.IsolatedStorageDirectoryName);
if (myusername.Length == 0) //没有文件夹
{
return(string.Empty); //域中没有他的目录
}
myusername = isoStore.GetFileNames(UIConstants.IsolatedStorage);
if (myusername.Length == 0) //没有文件
{
return(string.Empty); //域中没有他的用户名
}
else
{
using (IsolatedStorageFileStream isoStream1 = new IsolatedStorageFileStream(UIConstants.IsolatedStorage, FileMode.OpenOrCreate, isoStore))
{
using (StreamReader reader = new StreamReader(isoStream1))
{
fromDataTime = reader.ReadLine();
}
}
if (!string.IsNullOrEmpty(fromDataTime)) //解密
{
try
{
fromDataTime = EncodeHelper.DesDecrypt(fromDataTime, UIConstants.IsolatedStorageEncryptKey);
}
catch (Exception ex)
{
LogHelper.WriteLog(LogLevel.LOG_LEVEL_CRIT, ex, typeof(IsolatedStorageHelper));
}
}
return(fromDataTime);
}
}
private void FrmUserLogin_Load(object sender, EventArgs e)
{
iniFilePath = Application.StartupPath + "\\TIEVision.ini";
parsedData = fileIniData.ReadFile(iniFilePath);
LoginInfo = parsedData["GeneralConfiguration"]["LoginInfo"];
if (!ValidationService.CheckNull(LoginInfo))
{
string[] UserPass = EncodeHelper.DesDecrypt(LoginInfo).Split('|');
if (UserPass.Length == 2)
{
textBox_UserName.Text = UserPass[0];
textBox_Password.Text = UserPass[1];
}
}
else
{
checkBoxRemember.Checked = false;
}
string nIndex = IniInfoHelper.GetInstance().GetValueInfo("GeneralConfiguration", "Index");
radioGroup1.SelectedIndex = Convert.ToInt32(nIndex);
radioGroup1_SelectedIndexChanged(null, null);
//Bitmap img = new Bitmap("D:\\images\\body.jpg");
//FileStream fs = new FileStream("D:\\cie1931_500x500.rgb", FileMode.Open, FileAccess.Read);
//int nBytes = (int)fs.Length;
//byte[] byteArray = new byte[nBytes];
//int nBytesRead = fs.Read(byteArray, 0, nBytes);
//using (MemoryStream br = new MemoryStream(byteArray))
//{
// Image image = System.Drawing.Image.FromStream(br);
// btn_login.Image = image;
//}
//Console.WriteLine(img.Size);
//SplashScreenManager.ShowForm(typeof(WaitForm1));
}
public static string UnEncryptStr(string source, string key)
{
key = key.PadLeft(8, 'x');
return(EncodeHelper.DesDecrypt(source, key));
}
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");
}
