Comment 8 for bug 137418

As mentioned in my above comment, because apt uses libcurl for accessing https urls, we can easily have support for NTLM and several other proxy authentication methods [1] thanks to libcurl.

It is a pity that the http code in contrast does not use libcurl.

[1] http://curl.haxx.se/libcurl/c/curl_easy_setopt.html#CURLOPTHTTPAUTH