Ubuntu 18.4 How to update only security update

Question

I use several Ubuntu 18.4 and I would like to install only security update from command line. What command should I use?,and if it can be automatically?

Thanks

Answer 1

Yes, you can get your system up-to-date automatically by using unattended-upgrades. Just:

sudo apt-get install unattended-upgrades

Then, you can configure unattended-upgrades to just install security updates and how often it should run. For more information please check here.