private void btnSetup_Click(object sender, EventArgs e)
{
TwoFactorAuthenticator tfA = new TwoFactorAuthenticator();
var setupCode = tfA.GenerateSetupCode(this.txtAccountTitle.Text, this.txtSecretKey.Text, pbQR.Width, pbQR.Height);
WebClient wc = new WebClient();
MemoryStream ms = new MemoryStream(wc.DownloadData(setupCode.QrCodeSetupImageUrl));
this.pbQR.Image = Image.FromStream(ms);
this.txtSetupCode.Text = "Account: " + setupCode.Account + System.Environment.NewLine +
"Secret Key: " + setupCode.AccountSecretKey + System.Environment.NewLine +
"Encoded Key: " + setupCode.ManualEntryKey;
}
protected void Page_Load(object sender, EventArgs e)
{
if (string.IsNullOrEmpty(Request.QueryString["key"]))
{
Response.Redirect("~/default.aspx?key=" + Guid.NewGuid().ToString().Replace("-", "").Substring(0, 10));
}
this.lblSecretKey.Text = Request.QueryString["key"];
TwoFactorAuthenticator tfa = new TwoFactorAuthenticator();
var setupInfo = tfa.GenerateSetupCode("Test Two Factor", "*****@*****.**", Request.QueryString["key"], 300, 300);
string qrCodeImageUrl = setupInfo.QrCodeSetupImageUrl;
string manualEntrySetupCode = setupInfo.ManualEntryKey;
this.imgQrCode.ImageUrl = qrCodeImageUrl;
this.lblManualSetupCode.Text = manualEntrySetupCode;
}
private bool ValidateGoogleCode()
{
string UserName = null;
if (System.Web.HttpContext.Current.Request.Cookies["PPusernameMerchant"] != null)
{
UserName = ClassLibrary1.ClassAccount.cookie解密(System.Web.HttpContext.Current.Request.Cookies["PPusernameMerchant"]["username"]);
}
if (UserName != null)
{
using (var db = (new DBClient()).GetClient())
{
var data = db.Queryable <Sugar.Enties.table_商户账号>().Where(it => it.商户ID == UserName).First();
if (data.二步验证状态 == true)
{
if (TextGoogleValidate.Text.Length != 6)
{
ClassLibrary1.ClassMessage.HinXi(Page, "验证码不和规范");
return(false);
}
TwoFactorAuthenticator tfa = new TwoFactorAuthenticator();
var result = tfa.ValidateTwoFactorPIN(data.keyga, TextGoogleValidate.Text);
if (!result)
{
ClassLibrary1.ClassMessage.HinXi(Page, "验证码错误");
return(false);
}
}
}
}
return(true);
}
protected void ProceedBtn_Click(object sender, EventArgs e)
{
string user_enter = gAuthTb.Text;
TwoFactorAuthenticator tfa = new TwoFactorAuthenticator();
bool isCorrectPIN = tfa.ValidateTwoFactorPIN(ViewState["key"].ToString(), user_enter);
if (isCorrectPIN == true)
{
String input_username = username_tb.Text;
UserBO userbo = new UserBO();
user returnedObj = new user();
returnedObj = userbo.getUserById(input_username);
//to create session for user
Session["LoginUserName"] = returnedObj.User_ID.ToString();
string guid = Guid.NewGuid().ToString();
//create second session for user and assigning a random GUID
Session["AuthToken"] = guid;
//Session["authWin"] = guidWN;
//Create cokie and store the same value of second session in cookie
Response.Cookies.Add(new HttpCookie("AuthToken", guid));
Response.Cookies.Add(new HttpCookie("CurrentLoggedInUser", returnedObj.User_ID.ToString()));
Response.Cookies["AuthToken"].Expires = DateTime.Now.AddDays(1); //so the cookie will be expired if user didn't log out properly
Response.Cookies["CurrentLoggedInUser"].Expires = DateTime.Now.AddDays(1); //so the cookie will be expired if user didn't log out properly
Response.Redirect("Dashboard.aspx"); //login pass
}
else
{
modalOverlay.Visible = false;
}
}
private void btnTest_Click(object sender, EventArgs e)
{
var tfA = new TwoFactorAuthenticator();
var result = tfA.ValidateTwoFactorPin(txtSecretKey.Text, txtCode.Text);
MessageBox.Show(result ? "Validated!" : "Incorrect", "Result");
}
public ActionResult Login(LoginModel login)
{
string message = "";
bool status = false;
//check UserName and password form our database here
if (login.UserName == "Admin" && login.Password == "12345") // Admin as user name and 12345 as Password
{
status = true;
message = "Two Factor Authentication Verification";
Session["UserName"] = login.UserName;
//Two Factor Authentication Setup
TwoFactorAuthenticator TwoFacAuth = new TwoFactorAuthenticator();
string UserUniqueKey = (login.UserName + key);
Session["UserUniqueKey"] = UserUniqueKey;
var setupInfo = TwoFacAuth.GenerateSetupCode("Dot Net Detail", login.UserName, UserUniqueKey, 300, 300);
ViewBag.BarcodeImageUrl = setupInfo.QrCodeSetupImageUrl;
ViewBag.SetupCode = setupInfo.ManualEntryKey;
}
else
{
message = "Please Enter the Valid Credential!";
}
ViewBag.Message = message;
ViewBag.Status = status;
return(View());
}
public IActionResult LoginTwoFactor(LoginTwoFactorVM model)
{
if (!ModelState.IsValid)
{
return(RedirectToAction("Login"));
}
Korisnik korisnik = ctx.Korisnik
.SingleOrDefault(x => x.KorisnickoIme == model.username && x.LozinkaHash == PasswordSettings.GetHash(model.password, Convert.FromBase64String(x.LozinkaSalt)));
if (korisnik == null)
{
ViewData["poruka"] = "Pogrešan username ili password";
return(View("Login"));
}
TwoFactorAuthenticator TwoFacAuth = new TwoFactorAuthenticator();
string current = TwoFacAuth.GetCurrentPIN(korisnik.TwoFactorUniqueKey);
bool isValid = current.Equals(model.TwoFactorPin);
//bool isValid = true;
if (isValid)
{
HttpContext.SetLogiraniKorisnik(korisnik, snimiUCookie: model.ZapamtiLozinku);
return(RedirectToAction("Index", "Home"));
}
else
{
ViewData["poruka"] = "Pogrešan kod";
return(View("LoginTwoFactor", model));
}
}
public ActionResult Login(LoginModel login)
{
string message = "";
bool status = false;
//Checking username and password
if (login.Username == "Admin" && login.Password == "admin")
{
status = true;
Session["username"] = login.Username;
//"2FA Setup
TwoFactorAuthenticator tfa = new TwoFactorAuthenticator();
//
var SetupInfo = tfa.GenerateSetupCode("QR Code", login.Username, key, 300, 300);
ViewBag.BarcodeImageUrl = SetupInfo.QrCodeSetupImageUrl;
}
else
{
message = "Login failed";
ViewBag.FailLogin = true;
}
ViewBag.Message = message;
ViewBag.Status = status;
return(View());
}
private void 更新内容()//更新出去
{
if (TextBox_后台账号名称.Text.Length > 1)
{
TwoFactorAuthenticator tfa = new TwoFactorAuthenticator();
var result = tfa.ValidateTwoFactorPIN(获取密匙(), TextBox_验证密匙.Text);
if (result)
{
//this.lblValidationResult.Text = this.txtCode.Text + " 是UTC时间内有效PIN码 " + DateTime.UtcNow.ToString();
//this.lblValidationResult.ForeColor = System.Drawing.Color.Green;
操作更新();
}
else
{
ClassLibrary1.ClassMessage.HinXi(Page, "KEY错误");
//this.lblValidationResult.Text = this.txtCode.Text + " 是UTC时间内不有效的PIN码 " + DateTime.UtcNow.ToString();
//this.lblValidationResult.ForeColor = System.Drawing.Color.Red;
}
}
else
{
ClassLibrary1.ClassMessage.HinXi(Page, "检查所有栏位是否都已填写");
}
}
protected void Button1_Click(object sender, EventArgs e)
{
TwoFactorAuthenticator tfa = new TwoFactorAuthenticator();
bool isCorrectPIN = tfa.GetCurrentPIN("SuperSuperSuperSecretKeyGoesHere") == NameTextBox.Text;
lblCheck.Text = isCorrectPIN.ToString();
}
public ActionResult Authentication()
{
var user = NewspaperSBTSession.CurrentUser;
if (user == null)
{
return(RedirectToAction("Index", "Login"));
}
if (user.Userid.ToString() != null)
{
TwoFactorAuthenticator tf = new TwoFactorAuthenticator();
var secretkey = Encryption.Randomkey(8);
secretkey = secretkey + user.Fullname;
user.tokken = secretkey;
var setupInfo = tf.GenerateSetupCode("NewsPaperSBT.com", user.Fullname, secretkey, false, 100);
ViewBag.BarcodeImageUrl = setupInfo.QrCodeSetupImageUrl;
ViewBag.SetupCode = setupInfo.ManualEntryKey;
return(View());
}
else
{
return(View("Index"));
}
}
public ActionResult Authentication(int tokken)
{
var user = NewspaperSBTSession.CurrentUser;
if (user == null)
{
return(RedirectToAction("Index", "Login"));
}
TwoFactorAuthenticator tf = new TwoFactorAuthenticator();
bool isValid = tf.ValidateTwoFactorPIN(user.tokken.ToString(), tokken.ToString());
if (isValid)
{
string PageName = bal.getuserProfileStatus(user.Userid);
if (!string.IsNullOrEmpty(PageName))
{
return(RedirectToAction("Index", PageName));
}
}
else
{
return(RedirectToAction("Authentication", "login"));
}
return(null);
}
private void OK_Click(object sender, EventArgs e)
{
var tfa = new TwoFactorAuthenticator();
var verified = tfa.ValidateTwoFactorPIN(account, PasswordTextBox.Text);
DialogResult = verified ? DialogResult.OK : DialogResult.Abort;
}
public async Task <JsonResult> GetTwoFactorDataFor(int hidrogenianId)
{
_logger.LogInformation("AccountController.GetTwoFactorDataFor - hidrogenianId=" + hidrogenianId);
var secretKey = await _accountService.RetrieveTwoFaSecretKeyFor(hidrogenianId);
if (secretKey == null)
{
return(new JsonResult(new { Result = RESULTS.FAILED, Message = "Error occurred while looking for your Two-Factor Authentication." }));
}
if (secretKey.Length == 0)
{
return(new JsonResult(new { Result = RESULTS.SUCCESS }));
}
var twoFa = new TwoFaVM {
Id = hidrogenianId
};
var identity = await _accountService.GetAccountIdentity(hidrogenianId);
var tfa = new TwoFactorAuthenticator();
var authenticator = tfa.GenerateSetupCode(
HidroConstants.PROJECT_NAME, identity.Email,
secretKey, false, 200
);
twoFa.QrImageUrl = authenticator.QrCodeSetupImageUrl;
twoFa.ManualQrCode = authenticator.ManualEntryKey;
return(new JsonResult(new { Result = RESULTS.SUCCESS, Message = twoFa }));
}
private void btnTest_Click(object sender, EventArgs e)
{
TwoFactorAuthenticator tfA = new TwoFactorAuthenticator();
var result = tfA.ValidateTwoFactorPIN(txtSecretKey.Text, this.txtCode.Text);
MessageBox.Show(result ? "Validated!" : "Incorrect", "Result");
}
/// <summary>
/// 生成设置代码。
/// </summary>
/// <param name="accountTitle"></param>
/// <param name="secretKey"></param>
/// <returns>QrCodeImageUrl</returns>
public static string Generate(string accountTitle, string secretKey)
{
TwoFactorAuthenticator tfA = new TwoFactorAuthenticator();
var setupCode = tfA.GenerateSetupCode(accountTitle, accountTitle, secretKey, false, 50);
return(setupCode.QrCodeSetupImageUrl);
}
public Task <bool> ValidateAsync(string purpose, string token, UserManager <ApplicationUser, string> manager, ApplicationUser user)
{
TwoFactorAuthenticator autenticador = new TwoFactorAuthenticator();
var resultado = autenticador.ValidateTwoFactorPIN(user.Id, token);
return(Task.FromResult(resultado));
}
public ActionResult validateSms(string phoneCode)
{
try
{
if (Session["phoneCode"].ToString() == phoneCode)
{
ViewData["step"] = "third";
ViewBag.Action = "google_auth";
AzureConnection db = new AzureConnection();
string email = Session["email"].ToString();
var user_data = db.user_table.Where(a => a.email == email).FirstOrDefault();
user_data.qrScanned = true;
db.SaveChanges();
TwoFactorAuthenticator tfa = new TwoFactorAuthenticator();
SetupCode setupInfo = tfa.GenerateSetupCode("TRUSTBTC", Session["email"].ToString(), Session["qrkey"].ToString(), 300, 300);
ViewData["qrUrl"] = setupInfo.QrCodeSetupImageUrl;
return(View("google_auth"));
}
else
{
ViewData["step"] = "second";
ViewBag.Action = "google_auth";
ViewBag.Message = "Code isn't correct.";
return(View("google_auth"));
}
}
catch
{
return(RedirectToAction("", "Home"));
}
}
public TwoFactorValidation ValidateGoogleAuthSetup(string twoFactorCode)
{
var model = new TwoFactorValidation();
var userId = Security.GetUserId();
var details = CustomDatabase.GetUserDetails(userId);
if (details != null && details.IsValidated)
{
throw new UnauthorizedAccessException("This account has already setup GoogleAuthenticator");
}
TwoFactorAuthenticator tfa = new TwoFactorAuthenticator();
var isValid = tfa.ValidateTwoFactorPIN(details.Configuration, twoFactorCode);
if (isValid)
{
details.IsValidated = true;
CustomDatabase.Update(details);
model.IsValid = true;
model.Settings = GetMySettings();
}
else
{
model.IsValid = false;
}
return(model);
}
protected void btnVerifyCode_Click(object sender, EventArgs e)
{
Page.Validate(valGroup);
if (!Page.IsValid)
{
return;
}
if (String.IsNullOrEmpty(AuthCode))
{
throw new InvalidOperationException("Validation required but no authcode provided");
}
TwoFactorAuthenticator tfa = new TwoFactorAuthenticator();
if (tfa.ValidateTwoFactorPIN(AuthCode, txtCode.Text, new TimeSpan(0, 2, 0)))
{
TFACodeVerified?.Invoke(this, new EventArgs());
}
else
{
FailureCount++;
System.Threading.Thread.Sleep(1000); // pause for a second to thwart dictionary attacks.
TFACodeFailed?.Invoke(this, new EventArgs());
}
txtCode.Text = string.Empty; // clear it regardless.
}
public static ReponseApi ReconfiguraToken(string app, string usuario, string email)
{
ReponseApi res = new ReponseApi();
try
{
TwoFactorAuthenticator autenticador = new TwoFactorAuthenticator();
ResponseQRGoogle resGoogle = new ResponseQRGoogle();
var key = TwoStepsAuthenticator.Authenticator.GenerateKey();
var setupInfo = autenticador.GenerateSetupCode(app, email, key, false, 4);
var codigoRecuperacion = TwoStepsAuthenticator.CounterAuthenticator.GenerateKey();
resGoogle.QRImagen = setupInfo.QrCodeSetupImageUrl;
resGoogle.LlaveSecreta = key;
resGoogle.CodigoManual = setupInfo.ManualEntryKey;
string idUsuario;
idUsuario = EjecucionSP.ActualizaToken(usuario, app, key, setupInfo.ManualEntryKey, codigoRecuperacion);
string cuerpoCorreo = "<h1>Código de Recuperación</h1><br>" + codigoRecuperacion;
Correo.EnviarMensaje("*****@*****.**", "Configuración de Doble Factor para " + app, cuerpoCorreo);
res.Codigo = 1;
res.Mensaje = idUsuario;
res.Respuesta = resGoogle;
}
catch (Exception ex)
{
res.Codigo = 0;
res.Mensaje = ex.Message;
}
return(res);
}
public IActionResult Send2FA()
{
if (HttpContext.Session.GetString("LoginID") != null)
{
return(RedirectToAction("Profile"));
}
if (TempData["LoginEmail"] != null)
{
string email = TempData["LoginEmail"].ToString();
//Two Factor Authentication Setup
TwoFactorAuthenticator TwoFacAuth = new TwoFactorAuthenticator();
User loggingIn = _context.GetUserByEmail(email);
string UserUniqueKey = (email + GoogleAuthKey);
TempData["UserUniqueKey"] = UserUniqueKey; //Session
var setupInfo = TwoFacAuth.GenerateSetupCode("Centrics Network", email, UserUniqueKey, 300, 300);
ViewBag.Message = "Enter your code displayed in Google Authenticator.";
if (loggingIn.Authenticated == false)
{
ViewBag.BarcodeImageUrl = setupInfo.QrCodeSetupImageUrl;
ViewBag.SetupCode = setupInfo.ManualEntryKey;
TempData["LoginEmail"] = email;
}
else if (loggingIn.Authenticated == true)
{
ViewBag.BarcodeImageUrl = null;
ViewBag.SetupCode = null;
TempData["LoginEmail"] = email;
}
return(View());
}
return(View("Error"));
}
/// <inheritdoc />
/// <summary>
/// Explicitly implement this interface method - which overrides the base class's implementation
/// </summary>
/// <param name="purpose"></param>
/// <param name="token"></param>
/// <param name="manager"></param>
/// <param name="user"></param>
/// <returns></returns>
async Task <bool> IUserTokenProvider <BackOfficeIdentityUser, int> .ValidateAsync(string purpose, string token, UserManager <BackOfficeIdentityUser, int> manager, BackOfficeIdentityUser user)
{
if (purpose == Constants.GoogleAuthenticatorProviderName)
{
var twoFactorAuthenticator = new TwoFactorAuthenticator();
using (var scope = Current.ScopeProvider.CreateScope(autoComplete: true))
{
var result = await scope.Database.Query <TwoFactor>()
.Where(x => x.UserId == user.Id && x.Key == Constants.GoogleAuthenticatorProviderName && x.Confirmed)
.ToListAsync();
if (result.Any() == false)
{
return(false);
}
var key = result.First().Value;
var validToken = twoFactorAuthenticator.ValidateTwoFactorPIN(key, token);
return(validToken);
}
}
/* if (purpose == Constants.YubiKeyProviderName)
* {
* var yubiKeyService = new YubiKeyService();
* var response = yubiKeyService.Validate(token, user.Id);
* return Task.FromResult(response != null && response.Status == YubicoResponseStatus.Ok);
* }*/
return(false);
}
public static bool ValidateCode(string userAccountSecreteKey, string code)
{
TwoFactorAuthenticator tfa = new TwoFactorAuthenticator();
bool isCorrectPin = tfa.ValidateTwoFactorPIN(userAccountSecreteKey, code, new TimeSpan(0, 15, 0));
return(isCorrectPin);
}
private void btnSubmit_Click(object sender, EventArgs e)
{
bool checkPin = false;
string pin = txtPIN.Text;
TwoFactorAuthenticator tfa = new TwoFactorAuthenticator();
checkPin = tfa.ValidateTwoFactorPIN(("!8R8Vrreugfifbtljuf" + txtUsername.Text), pin);
if (!checkPin)
{
btnSubmit.Enabled = false;
txtPIN.Enabled = false;
btnSubmit.Visible = false;
txtPIN.Visible = false;
btnLogin.Visible = true;
txtPassword.Visible = true;
txtUsername.Visible = true;
txtUsername.Text = "";
txtPassword.Text = "";
lblSuccess.Text = "Invalid PIN";
txtPIN.Text = "";
}
else
{
login();
}
}
public ActionResult Login(LoginModel login)
{
string message = "";
bool status = false;
if (login.username == "DurelleAbdul" && login.password == "26661543")
{
status = true;
message = "2FA Verification";
Session["Username"] = login.username;
TwoFactorAuthenticator tfa = new TwoFactorAuthenticator();
string userUniqueKey = login.username + key;
Session["UserUniqueKey"] = userUniqueKey;
var setupinfo = tfa.GenerateSetupCode("Superstore validation", login.username, userUniqueKey, 300, 300);
ViewBag.BarcodeImageUrl = setupinfo.QrCodeSetupImageUrl;
ViewBag.SetupCode = setupinfo.ManualEntryKey;
}
else
{
message = "Invalid credential";
}
ViewBag.Message = message;
ViewBag.Status = status;
return(View());
}
/// <inheritdoc />
/// <summary>
/// Explicitly implement this interface method - which overrides the base class's implementation
/// </summary>
/// <param name="purpose"></param>
/// <param name="token"></param>
/// <param name="manager"></param>
/// <param name="user"></param>
/// <returns></returns>
Task <bool> IUserTokenProvider <BackOfficeIdentityUser, int> .ValidateAsync(string purpose, string token, UserManager <BackOfficeIdentityUser, int> manager, BackOfficeIdentityUser user)
{
if (purpose == Constants.GoogleAuthenticatorProviderName)
{
var twoFactorAuthenticator = new TwoFactorAuthenticator();
var database = ApplicationContext.Current.DatabaseContext.Database;
var result = database.Fetch <TwoFactor>(string.Format("WHERE [userId] = {0} AND [key] = '{1}' AND [confirmed] = 1",
user.Id, Constants.GoogleAuthenticatorProviderName));
if (result.Any() == false)
{
return(Task.FromResult(false));
}
var key = result.First().Value;
var validToken = twoFactorAuthenticator.ValidateTwoFactorPIN(key, token);
return(Task.FromResult(validToken));
}
/* if (purpose == Constants.YubiKeyProviderName)
* {
* var yubiKeyService = new YubiKeyService();
* var response = yubiKeyService.Validate(token, user.Id);
* return Task.FromResult(response != null && response.Status == YubicoResponseStatus.Ok);
* }*/
return(Task.FromResult(false));
}
public static bool ValidateTwoFactorPasscode(User user, CMSDataContext db, string passcode)
{
TwoFactorAuthenticator tfa = new TwoFactorAuthenticator();
var secretKey = Get2FASecret(db);
return(passcode?.Length == 6 && tfa.ValidateTwoFactorPIN(Get2FAUserSecret(user, secretKey), passcode));
}
public bool ValidatePin(string pin, string secretCode)
{
var tfa = new TwoFactorAuthenticator();
var isCorrectPin = tfa.ValidateTwoFactorPIN(secretCode, pin);
return(isCorrectPin);
}
public TwoFactorSetup(string appName, string appInfo, string secretCode, int timeout)
{
InitializeComponent();
//generate code for the Google Authenticator app
TwoFactorAuthenticator tfa = new TwoFactorAuthenticator();
var setupInfo = tfa.GenerateSetupCode(appName, appInfo, secretCode, 300, 300); //the width and height of the Qr Code in pixels
string qrCodeImageUrl = setupInfo.QrCodeSetupImageUrl; // assigning the Qr code information + URL to string
/*if qr code is downloaded succesfully, it is displayed, if there is connection error
* or timeout is exceeded, an error message is displayed instead*/
byte[] data = { };
try
{
WebClientWithTimeout webClient = new WebClientWithTimeout(timeout);
data = webClient.DownloadData(qrCodeImageUrl);
MemoryStream mem = new MemoryStream(data);
var QrCodeImage = Image.FromStream(mem);
qrcodelabel.Size = QrCodeImage.Size;
qrcodelabel.Text = "";
qrcodelabel.Image = QrCodeImage;
}
catch (Exception e)
{
qrcodelabel.Text = "Cannot download QR code";
qrcodelabel.ForeColor = Color.Red;
}
//show manual entry code
string manualEntrySetupCode = setupInfo.ManualEntryKey;
secretcodelabel.Text = manualEntrySetupCode;
}
public ActionResult Login()
{
var username = Request["username"];
var password = Request["password"];
var token = Request["token"];
if (username == "yanick" && password == "yanick")
{
TwoFactorAuthenticator tfa = new TwoFactorAuthenticator();
bool isCorrectPIN = tfa.ValidateTwoFactorPIN("MY_SECRET_KEY", token);
if (isCorrectPIN)
{
ViewBag.Message = "Login and Token Correct";
}
else
{
ViewBag.Message = "Wrong credentials and token";
}
}
else
{
ViewBag.Message = "Wrong credentials";
}
return(View());
}
public bool CheckTFA(string tfa)
{
BsonDocument acc = Projected(TFA_INTERNAL);
TwoFactorAuthenticator tfao = new TwoFactorAuthenticator();
return(tfao.ValidateTwoFactorPIN(acc[TFA_INTERNAL].AsString, tfa));
}
/// <summary>
/// 获取当前验证码
/// </summary>
/// <param name="tokenSecretKey">Token密钥</param>
/// <returns></returns>
public static string CreateGoogleCode(string tokenSecretKey)
{
var Authenticator = new TwoFactorAuthenticator();
var codes = Authenticator.GetCurrentPINs(getDecodeString(tokenSecretKey), TimeSpan.FromSeconds(30));
return(codes[codes.Length - 1]);
}
protected void btnValidate_Click(object sender, EventArgs e)
{
TwoFactorAuthenticator tfa = new TwoFactorAuthenticator();
var result = tfa.ValidateTwoFactorPIN(Request.QueryString["key"], this.txtCode.Text);
if (result)
{
this.lblValidationResult.Text = this.txtCode.Text + " is a valid PIN at UTC time " + DateTime.UtcNow.ToString();
this.lblValidationResult.ForeColor = System.Drawing.Color.Green;
}
else
{
this.lblValidationResult.Text = this.txtCode.Text + " is not a valid PIN at UTC time " + DateTime.UtcNow.ToString();
this.lblValidationResult.ForeColor = System.Drawing.Color.Red;
}
}
public void FindIterationNumber()
{
string secretKey = "PJWUMZKAUUFQKJBAMD6VGJ6RULFVW4ZH";
string targetCode = "267762";
TwoFactorAuthenticator tfa = new TwoFactorAuthenticator();
var mins = DateTime.UtcNow.Subtract(_epoch).TotalMinutes;
long currentTime = 1416643820;
for (long i = currentTime; i >= 0; i=i-60)
{
var result = tfa.GeneratePINAtInterval(secretKey, i, 6);
if (result == targetCode)
{
Assert.IsTrue(true);
}
}
Assert.IsTrue(false);
}
