RAM-Wipe in dom0. Protection against Cold‑Boot Attack in Qubes revisions

Go back to topic: RAM-Wipe in dom0. Protection against Cold‑Boot Attack in Qubes

  1. v3 anchor; v3 full version
  2. v2 anchor; v2 full version

Revision #3

Edited on
2026-02-13
Edited by user
linuxuser1
:warning: A problem with this solution could be that the system takes too long to shutdown in critically dangerous moments (10-30 seconds). Use the solutions from [this discussion](https://forum.qubes-os.org/t/immediate-graceful-shutdown-from-dom0-terminal/39254/1) to create an “emergency button” that powers off the system within a few seconds. For example, `xfce4-session-logout --halt` :warning: A problem with this solution could be that the system takes too long to shutdown in critically dangerous moments (10-30 seconds). Use the solutions from [this discussion](https://forum.qubes-os.org/t/immediate-graceful-shutdown-from-dom0-terminal/39254/1) to create an “emergency button” that powers off the system within a few seconds. For example, `xfce4-session-logout --halt -f` Also use https://forum.qubes-os.org/t/usb-kill-switch-for-qubes-os-physical-security-enhancement/35541

Revision #2

Edited on
2026-02-13
Edited by user
linuxuser1
It also works great and enhances Qubes security in Live‑Mode for maximum protection against forensic analysis: https://forum.qubes-os.org/t/qubes-os-live-mode-dom0-in-ram-non-persistent-boot-protection-against-forensics-tails-mode-hardening-dom0/38868 It also works great and enhances Qubes security in Live‑Mode for maximum protection against forensic analysis: https://forum.qubes-os.org/t/qubes-os-live-mode-dom0-in-ram-non-persistent-boot-protection-against-forensics-tails-mode-hardening-dom0/38868 :warning: A problem with this solution could be that the system takes too long to shutdown in critically dangerous moments (10-30 seconds). Use the solutions from [this discussion](https://forum.qubes-os.org/t/immediate-graceful-shutdown-from-dom0-terminal/39254/1) to create an “emergency button” that powers off the system within a few seconds. For example, `xfce4-session-logout --halt`