ftp.ntua.gr:/ubuntu/dists/xenial-security/main/uefi/grub2-amd64/current/control/?C=D&O=D 
Icon  Name                                             Last modified      Size  Description
[DIR] Parent Directory                                                      -   
[   ] uefi.crt                                         04-Aug-2020 21:03  4.7K
Apache/2.2 Server at ftp.ntua.gr Port 80