I get zero output when I run this:
$ sudo apt-key net-update
$
--
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/1095705
Title:
cron.daily/apt fails every day on headless ubuntu server 12.04
To manage
As the failing command is net-update, that output may be more useful:
$ sudo apt-key net-update
--
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/1095705
Title:
cron.daily/apt fails every day on headle
me@server:~$ sudo apt-key list
/etc/apt/trusted.gpg
pub 1024D/437D05B5 2004-09-12
uid Ubuntu Archive Automatic Signing Key
sub 2048g/79164387 2004-09-12
pub 1024D/FBB75451 2004-12-30
uid Ubuntu CD Image Automatic Signing Key
pub 102