ftp.ntua.gr:/ubuntu/dists/xenial-security/main/signed/linux-hwe-amd64/4.15.0-139.143~16.04.1/?C=D&O=D 
Icon  Name                                             Last modified      Size  Description
[DIR] Parent Directory                                                      -   
[   ] signed.tar.gz                                    19-Mar-2021 23:13   31M  
[   ] SHA256SUMS.gpg                                   19-Mar-2021 23:13  916   
[   ] SHA256SUMS                                       19-Mar-2021 23:13   80
Apache/2.2 Server at ftp.ntua.gr Port 80