ftp.ntua.gr:/ubuntu/dists/focal-security/main/source/by-hash/SHA256/?C=D&O=D 
Icon  Name                                             Last modified      Size  Description
[DIR] Parent Directory                                                      -   
[   ] ee90e05be24c96e9f96dda34822127cc1c673bf84c076..> 13-May-2021 20:07  170K  
[   ] aaf3bea90d176cb640e4c3c9f9f553fa235878a8f6100..> 12-May-2021 20:25  137K  
[   ] 956084da51433a7230795e8c2f4713f77e664596db895..> 18-Oct-2019 13:50  105   
[   ] 2898c9f7e19e40c9103ee33e629549a6bbd89cf261271..> 13-May-2021 20:07  137K  
[   ] 25de83d8b5e8de1a4f1cc0f51a8c1d7de9640d4f2dd79..> 12-May-2021 20:25  169K
Apache/2.2 Server at ftp.ntua.gr Port 80