New answers tagged suspend
What you're asking for is not a simple suspend-to-RAM, which leaves the RAM powered on and shuts down everything else. Since you'd be wiping cleartext process data from RAM, you need to marshall it all to the suspension image. So you have to invoke the hibernation (i.e. suspend-to-disk) code. The realistic way to do that would be to create an encrypted ...
Check out tpm-luks : https://github.com/shpedoikal/tpm-luks It stores your encryption keys in your computer's trusted platform module. Another option may be TRESOR, which uses CPU registers to store secret keys.
I think I solved the problem. @drs proposed I install xbacklight to make it work but after installing it, I kept getting an error message saying "No outputs have backlight property" A little bit of googling the error led me to 2 files in the /sys/class/backlight directory. The 2 files were /sys/class/backlight/acpi_video0 ...
You can use xbacklight to set the brightness of your screen from and you can place scripts in /etc/pm/sleep.d/ so that they are executed when resuming. Try creating this in /etc/pm/sleep.d/99-set-backlight.sh #!/bin/sh case "$1" in resume|thaw) export DISPLAY=:0 xbacklight -set 60 esac Make sure you have xbacklight installed and ...
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