ApachePAMunixAuth
# yum install mod_auth_pam.x86_64 mod_auth_shadow.x86
http://pam.sourceforge.net/mod_auth_pam/shadow.html
Add to <Directory> or <Location>
AuthPAM_Enabled on AuthShadow on AuthType "basic" AuthName "Auth" require user drew #require group blabla
chmod 444 /etc/passwd
(orig 000)
---> Find safe work around