option. (Added in 7.10.6)
.RS
.TP 5
-.B CURLHTTP_BASIC
+.B CURLAUTH_BASIC
HTTP Basic authentication. This is the default choice, and the only method
that is in wide-spread use and supported virtually everywhere. This is sending
the user name and password over the network in plain text, easily captured by
others.
.TP
-.B CURLHTTP_DIGEST
+.B CURLAUTH_DIGEST
HTTP Digest authentication. Digest authentication is defined in RFC2617 and
is a more secure way to do authentication over public networks than the
regular old-fashioned Basic method.
.TP
-.B CURLHTTP_GSSNEGOTIATE
+.B CURLAUTH_GSSNEGOTIATE
HTTP GSS-Negotiate authentication. The GSS-Negotiate method was designed by
Microsoft and is used in their web aplications. It is primarily meant as a
support for Kerberos5 authentication but may be also used along with another
authentication methods. For more information see IETF draft
draft-brezak-spnego-http-04.txt.
.TP
-.B CURLHTTP_NTLM
+.B CURLAUTH_NTLM
HTTP NTLM authentication. A proprietary protocol invented and used by
Microsoft. It uses a challenge-response and hash concept similar to Digest to
prevent the password from being evesdropped.
.TP
-.B CURLHTTP_ANY
+.B CURLAUTH_ANY
This is a convenience macro that sets all bits and thus makes libcurl pick any
it finds suitable. libcurl will automaticly select the one it finds most
secure.
.TP
-.B CURLHTTP_ANYSAFE
+.B CURLAUTH_ANYSAFE
This is a convenience macro that sets all bits except Basic and thus makes
libcurl pick any it finds suitable. libcurl will automaticly select the one it
finds most secure.