ntlm_auth2.js

var express = require('express'),
ntlm = require('express-ntlm');
const port = 3000;
var app = express();

app.use(ntlm({
    debug: function() {
        var args = Array.prototype.slice.apply(arguments);
        console.log.apply(null, args);
    },
    domain: 'MYDOMAIN',
    domaincontroller: 'ldap://myad.example',
}));

app.all('*', function(request, response) {
    response.end(JSON.stringify(request.ntlm)); // {"DomainName":"MYDOMAIN","UserName":"MYUSER","Workstation":"MYWORKSTATION"}
});

//app.listen(port);
app.listen(port, () => console.log(`Example app listening at http://localhost:${port}`))

//https://stackoverflow.com/questions/47677201/get-logged-windows-user-in-nodejs