Authentication for Microsoft 365 - Basic authentication

The following example shows you how to create credentials to use Basic authentication for Microsoft 365.

C# example

using System;
using System.Net;
using Independentsoft.Exchange;

namespace Sample
{
    class Program
    {
        static void Main(string[] args)
        {
            //Basic authentication
            NetworkCredential credential = new NetworkCredential("username", "password");

            Service service = new Service("https://outlook.office365.com/ews/Exchange.asmx"", credential);

            try
            {
                //test authentication
                Folder inbox = service.GetFolder(StandardFolder.Inbox);

                Console.WriteLine("Inbox = " + inbox.DisplayName);
            }
            catch (ServiceRequestException ex)
            {
                Console.WriteLine("Error: " + ex.Message);
                Console.WriteLine("Error: " + ex.XmlMessage);
                Console.Read();
            }
            catch (WebException ex)
            {
                Console.WriteLine("Error: " + ex.Message);
                Console.Read();
            }
        }
    }
}

VB example

Imports System
Imports System.Net
Imports Independentsoft.Exchange

Namespace Sample
    Class Module1
        Shared Sub Main(ByVal args As String())

            'Basic or Digest authentication
            Dim credential As NetworkCredential = New NetworkCredential("username", "password")

            Dim service As New Service("https://outlook.office365.com/ews/Exchange.asmx"", credential)

            Try

                'test authentication
                Dim inbox As Folder  = service.GetFolder(StandardFolder.Inbox)

                Console.WriteLine("Inbox = " + inbox.DisplayName)

            Catch ex As ServiceRequestException
                Console.WriteLine("Error: " + ex.Message)
                Console.WriteLine("Error: " + ex.XmlMessage)
                Console.Read()
            Catch ex As WebException
                Console.WriteLine("Error: " + ex.Message)
                Console.Read()
            End Try

        End Sub
    End Class
End Namespace

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Exchange Web Services .NET > Tutorial > Authentication for Microsoft 365 - Basic authentication

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