Your object appears to want to remove the personal data from the computer. If you can do it in any other OS, you'd have a great learning curb for doing it on Ubuntu. Log in as that user, then remove the home folder of your sister's userID. One easy way would be to create a new user. So removing your home directory will do it for all your personal information. Unlike Windows and other OS' all your personal stuff will be in your home directory or a sub-folder off it. You can systematically remove all your stuff from there. When you hit the File browser you'll be there. Your personal stuff is stored by default in your user space. Just click on the file explorer and systematically delete your sensitive stuff. You could remove the files from Linux much like you would in Windows. Microsoft Windows is growing more and more like Linux with every release. In fact the Mac is basically Linux (Unix) with a Mac picture over it. There are alternative methods including gui resolutionsįor your information,while you might think it's hard, moving around the OS works much like Windows and the Mac, except I find it just a little easier. You can't reformat the hard drive without booting to a different medium. The best erasing method for SSD's is ATA secure erase but this is buggy ( Paper related to this: 12 disks, 8 have ATA secure erase, 3 of those had a buggy implementation and 1 reported the disk was cleared but the data was still there). Formatting can be made undone, a shredding tool should be used since those do more than 1 run over the whole disk writing digits at random making it impossible to restore.Īnd to add to this: SSD's have a high failure rate in deleting data from a disk. If the intention is to throw away the disk: the only good method is to hammer a nail through the disk. Is very quick (it messes up a complete disk).Īlternative: you can also format a partition from the grub rescue prompt with fdisk and parted (parted is the command line version of gparted). There are more methods, you can use the utility wipe, shred, the badblocks command, or scrub. Examples ( Yes, these will kill your system so you are warned (and yes I left the command needed in front of these out of them on purpose): rm -rf / On an active system you can also use rm, dd, cp and cat. You can format any disk that is not mounted.
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