ftp.ntua.gr:/ubuntu/dists/bionic-proposed/main/uefi/grub2-amd64/current/?C=N&O=D 
Icon  Name                                             Last modified      Size  Description
[DIR] Parent Directory                                                      -   
[   ] version                                          22-Mar-2021 23:38   15   
[   ] grubx64.efi.signed                               22-Mar-2021 23:38  1.6M  
[   ] grubx64.efi                                      22-Mar-2021 23:38  1.6M  
[   ] grubnetx64.efi.signed                            22-Mar-2021 23:38  1.4M  
[   ] grubnetx64.efi                                   22-Mar-2021 23:38  1.4M  
[   ] gcdx64.efi.signed                                22-Mar-2021 23:38  1.4M  
[   ] gcdx64.efi                                       22-Mar-2021 23:38  1.4M  
[DIR] control/                                         22-Mar-2021 23:38    -   
[   ] SHA256SUMS.gpg                                   22-Mar-2021 23:38  819   
[   ] SHA256SUMS                                       22-Mar-2021 23:38  650
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