Chứng thực đăng nhập tài khoản username và password window

Question

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public static Tuple< bool, string> CheckLoginWithDomain(string userName, string password, string domainName = "laptrinhvb")     {         bool isLoginSuccess = false;         string userDisplayName = "";           try         {             using (PrincipalContext pc = new PrincipalContext(ContextType.Domain, domainName))             {                 isLoginSuccess = pc.ValidateCredentials(userName, password,                     ContextOptions.Negotiate | ContextOptions.SecureSocketLayer |                     ContextOptions.SimpleBind | ContextOptions.ServerBind);                   var usr = UserPrincipal.FindByIdentity(pc, userName);                 if (usr != null)                     userDisplayName = usr.DisplayName;             }         }         catch(Exception ex)         {             isLoginSuccess = false;             userDisplayName = ex.Message;         }         return Tuple.Create(isLoginSuccess, userDisplayName);     }   public static Tuple<bool, string> ChangePasswordDomain(string userName, string oldPassword, string newPassword)     {         bool isSuccess = false;         string message = "";         try         {             using (var context = new PrincipalContext(ContextType.Domain))             {                 using (var user = UserPrincipal.FindByIdentity(context, IdentityType.SamAccountName, userName))                 {                    user.ChangePassword(oldPassword, newPassword);                    user.Save();                    isSuccess = true;                     message = "Change password " + userName + " successful.";                 }             }         }         catch (Exception ex)         {             isSuccess = false;             message = ex.Message;             }         return Tuple.Create(isSuccess, message);               }

Answer 1

Dùng để kiểm tra chứng thực login tài khoản Domain

Answer 2

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using (PrincipalContext pc = new PrincipalContext(ContextType.Domain, "laptrinhvb"))             {                 using (var searcher = new PrincipalSearcher(new UserPrincipal(pc)))                 {                                       using (StreamWriter outputFile = new StreamWriter( "D:\\WriteLines.txt"))                     {                         int i = 0;                         foreach (var result in searcher.FindAll())                         {                             i++;                             DirectoryEntry de = result.GetUnderlyingObject() as DirectoryEntry;                             outputFile.WriteLine(i + "> ==================================================================");                             outputFile.WriteLine("First Name: " + de.Properties["givenName"].Value);                             outputFile.WriteLine("Last Name : " + de.Properties["sn"].Value);                             outputFile.WriteLine("SAM account name   : " + de.Properties["samAccountName"].Value);                             outputFile.WriteLine("User principal name: " + de.Properties["userPrincipalName"].Value);                             outputFile.WriteLine("===================================================================");                           }                     }                 }             }

Get danh sách tài khoản domain.