HTTP HTTP POST HTTP CONNECT HTTP proxy HTTP proxy NTLM auth # Server-side HTTP/1.1 200 We are fine and cool Server: Apache/1.3.27 (Dorw1n) PHP/44.1.2 Content-Length: 27 This is all fine and dandy # This is the CONNECT response HTTP/1.1 200 We are fine and cool Server: Apache/1.3.27 (Dorw1n) PHP/44.1.2 HTTP/1.1 200 We are fine and cool Server: Apache/1.3.27 (Dorw1n) PHP/44.1.2 HTTP/1.1 200 We are fine and cool Server: Apache/1.3.27 (Dorw1n) PHP/44.1.2 Content-Length: 27 This is all fine and dandy # Client-side https NTLM SSL !SSPI proxy HTTP POST using CONNECT with --proxy-ntlm but no auth is required http://test.a.galaxy.far.far.away.1097:%HTTPPORT/1097 --proxy http://%HOSTIP:%HTTPPORT --proxy-user foo:bar --proxy-ntlm -d "dummy=value" -p # Verify data after the test has been "shot" CONNECT test.a.galaxy.far.far.away.1097:%HTTPPORT HTTP/1.1 Host: test.a.galaxy.far.far.away.1097:%HTTPPORT Proxy-Authorization: NTLM TlRMTVNTUAABAAAABoIIAAAAAAAAAAAAAAAAAAAAAAA= User-Agent: curl/%VERSION Proxy-Connection: Keep-Alive POST /1097 HTTP/1.1 Host: test.a.galaxy.far.far.away.1097:%HTTPPORT User-Agent: curl/%VERSION Accept: */* Content-Length: 11 Content-Type: application/x-www-form-urlencoded dummy=value