How to make wget, curl and Maven download behind an NTLM Proxy  Working on CentOS, behind an NTLM proxy:  yum can deal without problem with a NTLM Proxy  wget, curl and Maven cannot  The solution is to use " cntlm ".  " cntlm " is a NTLM client for proxies requiring NTLM authentication.   How it works  Install "cntlm"  Configure "cntlm"   by giving it your credentials  by giving it the NTLM Proxy  Start "cntlm" deamon (it listens to "127.0.0.1:3128")  Configure wget, curl and Maven to use "cntlm" instead  of using directly the NTLM Proxy  Note: You will have then a kind of 2 stages Proxy : cntlm + the NTLM proxy   Configure CNTLM After installing cntlm, the configuration file is in "cntlm.conf".   You must have your domain (in the Windows meaning), proxy login and  proxy password.  Mine are respectively: rktmb.org, mihamina, 1234abcd (yes, just for the example)   You must have you NTLM Proxy Hostnama or IP ...