Verify ubuntu 17.04 Download
35106
Where to find the checksums of Ubuntu ISO images?
127674
How to save installer file while downloading from ubuntu software center?
151245
Verifying third party apps doesn't do anything
21323
Where can I download the latest release of Ubuntu?
16186
Requires installation of untrusted packages?
108315
Checking to see if a user has a licence for a managed package
41054
How can I check the available version of a package in the repositories?
5162
How to fake a package version installed?
86921
How do I check if a package is installed on my server?
37086
Is there a free trusted virtual machine image with Ubuntu preinstalled?
85711
verifiying ubuntu iso with repository gpg-keys
129223
Ubuntu upgrade from 17.04 to 18.04
143862
How can I make my browser lie about my operating system?
6798
What is a distro-agnostic way determine the OS install date?
34373
Where can I get the latest Ubuntu Alpha or Beta?
124855
How can I check /dev/xvda1?
46425
What is the best way of testing Ubuntu on my computer?