I use Selenium WebDriver in my C# winforms application. i have a problem in aoutologin. After opening Firefox pop up Alert with input fields username and password.
var profile = new FirefoxProfile();
profile.SetPreference("general.useragent.override", [UserAgent]);
Proxy proxy = new Proxy();
proxy.HttpProxy = proxy;
proxy.FtpProxy = proxy;
proxy.SslProxy = proxy;
proxy.SocksProxy = proxy;
proxy.SocksUserName = username;
proxy.SocksPassword = password;
profile.SetProxyPreferences(proxy);
profile.SetPreference("network.websocket.enabled", false);
IWebDriver driver = new FirefoxDriver(profile);
driver.Url = siteUrl;