On 01/08/2013 02:06 PM, Yungwei Chen wrote: > I need to securely wipe out a disk on a remote machine, but I don't have access to that machine. > Therefore I cannot use the LiveCD+shred (or dd) combination. If you have enough RAM to hold the live disk, you can boot the whole thing from grub, probably using memdisk. If you boot a live image with memdisk, you can safely wipe the hard disks without the running kernel crashing.