cntlm – a local proxy, that all your (local) applications can go through w/o explicit authentication

• http://sourceforge.net/projects/cntlm/
• http://cntlm.sourceforge.net
• https://en.wikipedia.org/wiki/NT_LAN_Manager – mentions cntlm

“Somebody” certainly does the necessary authentication and that’s cntlm.

The advantages:

• all those applications’ configurations look really, really minimal
• authentication details that change “frequently” live at “only one” place

cntlm gets provided to you as

• sources
• -win32.zip, -setup.exe
• .rpm, .deb
• …