Suspend-to-RAM and Suspend-to-Disk may seem useful when you don’t want to use your computer but you want to speed up start-up. While especially Suspend-to-RAM can get you to a running system quickly, with all the stuff open as you left it when you suspended your computer, there are certain problems with suspension, especially on mobile devices like notebooks and netbooks.

The big problem both types of suspension share is that they can effectively bypass encryption, which should be standard on a mobile device. My notebook has an encrypted root partition, and after a couple of tests I have now also encrypted my swap partition. Yes, until about 1 hour ago I have been working with an unencrypted swap partition, setup 1 (see below), and have now switched to setup 2 (again, see below).

Continue reading

Advertisements