gianpietro@gianpietro-HP-EliteBook-8440p:~$ sudo apt-get update
[sudo] password di gianpietro: 
Riprovare.
[sudo] password di gianpietro: 
Trovato:1 http://it.archive.ubuntu.com/ubuntu xenial InRelease
Scaricamento di:2 http://security.ubuntu.com/ubuntu xenial-security InRelease [94,5 kB]
Trovato:3 http://archive.canonical.com/ubuntu xenial InRelease                 
Trovato:4 http://it.archive.ubuntu.com/ubuntu xenial-updates InRelease         
Scaricamento di:5 http://it.archive.ubuntu.com/ubuntu xenial-backports InRelease [92,2 kB]
Ign:6 http://download.ebz.epson.net/dsc/op/stable/debian lsb3.2 InRelease      
Trovato:7 http://download.ebz.epson.net/dsc/op/stable/debian lsb3.2 Release
Recuperati 187 kB in 3s (52,0 kB/s)
Lettura elenco dei pacchetti... Fatto
W: http://download.ebz.epson.net/dsc/op/stable/debian/dists/lsb3.2/Release.gpg: Signature by key E5220FB7014D0FBDA50DFC2BE5E86C008AA65D56 uses weak digest algorithm (SHA1)
gianpietro@gianpietro-HP-EliteBook-8440p:~$