root@puppetmaster:~# find /var/lib/puppet/ ! -perm -g+r -ls
root@puppetmaster:~# touch /var/lib/puppet/test && chmod 600 /var/lib/puppet/test
root@puppetmaster:~# find /var/lib/puppet/ ! -perm -g+r -ls
153824    0 -rw-------   1 root     root            0 May  9 13:47 /var/lib/puppet/test