linux-signed

Got a quick question on "Linux-signed"
when i go to apport-collect to give infomation about my computer and such it gives me this:

Package linux-signed not installed and no hook available, ignoring

I've install the latest linux-signed-generic (kernel) thankin thats what it needed or something but it still has the same issue as above
Im lost never had any experence on this "linux-signed" issue
can ya help?