HTTP Client Authentication

basic.cs

using (HttpClient client = new HttpClient())
{
	client.DefaultRequestHeaders.Accept.Add(
		new System.Net.Http.Headers.MediaTypeWithQualityHeaderValue("application/json"));

	client.DefaultRequestHeaders.Authorization = new AuthenticationHeaderValue("Basic",
		Convert.ToBase64String(
			System.Text.ASCIIEncoding.ASCII.GetBytes(
				string.Format("{0}:{1}", "login", "password"))));
	
	using (HttpResponseMessage response = client.GetAsync(
				"https://url").Result)
	{
		response.Dump();
	}
}

Basic2.cs

string credentials = Convert.ToBase64String(Encoding.UTF8.GetBytes("login:password"))
client.Headers[HttpRequestHeader.Authorization] = "Basic " + credentials

NetworkCredential_HttpClient.cs

var credentials = new NetworkCredential("login", "password", "domain");
var handler = new HttpClientHandler { Credentials = credentials };

using (var http = new HttpClient(handler))
{
	var response = http.GetAsync("https://url").Result;
	response.Dump();
}

NetworkCredential_HttpWebRequest.cs

HttpWebRequest request = (HttpWebRequest)HttpWebRequest.Create("https://url");

request.Method = "GET";
request.UseDefaultCredentials = false;
request.PreAuthenticate = false;
request.AllowAutoRedirect = false;
request.Credentials = new NetworkCredential("login", "password", "domain");

HttpWebResponse response = (HttpWebResponse)request.GetResponse();

response.Dump();

post.md

• https://en.wikipedia.org/wiki/Basic_access_authentication#Client_side
• fsprojects/FSharp.Data#158 (comment)