如何使用OAuth2用IMAP连接到Outlook.Office365.com

Question

    System.out.println("Helloworld");
    String host="outlook.office365.com";
    String username="mymailboxname";
    //String password="mymailboxpasswd";
    String accesstoken="eyJ0eXAiOiJKV1QiLCJub25jZSI6Im4....my token from Micorsoft .....S0QoWgvodHXw";
    Properties props=new Properties();
    props.setProperty("mail.imap.ssl.enable","true");
    props.setProperty("mail.imap.auth.mechanisms","XOAUTH2"); //added for oauth2
    // set any other needed mail.imap.* properties here
    Session session=Session.getInstance(props);
    Store store=session.getStore("imap");
    // store.connect(host,993,username,password);
    store.connect(host,993,username,accesstoken);

    Exception in thread "main" javax.mail.AuthenticationFailedException: AUTHENTICATE failed.
    at com.sun.mail.imap.IMAPStore.protocolConnect(IMAPStore.java:732)
    at javax.mail.Service.connect(Service.java:366)
    at Main.main(Main.java:21)

Answer 1

在这里找到

注

如果在组织中启用了安全默认值，则在Exchange Online中会自动禁用POP3和IMAP4。有关更多信息，请参见什么是安全默认值？。