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By "wipe your disks" I meant issue a secure erase assuming you have a SSD like Intel's where it would overwrite an encryption key and be done in short order. T
by MertsA 5y ago
By "wipe your disks" I meant issue a secure erase assuming you have a SSD like Intel's where it would overwrite an encryption key and be done in short order.
The contents of RAM in this scenario shouldn't be particularly vulnerable. If they're trying random passwords on the actual machine without any attempt to preserve the disks beforehand there's zero chance they're about to take the machine apart and extract what's left in RAM before it's gone.
>Potentially of interest: `__noreturn machine_real_restart` in reboot.c
Just write "b" to /proc/sysrq-trigger, it'll immediately trigger an ungraceful reboot without trying to unmount filesystems or flush the cache.