Secure erase is a command to tell an ATA mass storage device to completely wipe itself.

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Securely erasing all data from a hard drive

I am about to sell my old desktop PC and I am cautious about some of my sensitive information being available to the purchaser, even after reformatting the hard-drive, using data recovery software. ...
71
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11answers
121k views

How to wipe free disk space in Linux?

When a file is deleted, its contents may still be left in the filesystem, unless explicitly overwritten with something else. The wipe command can securely erase files, but does not seem to allow ...
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4answers
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Is using multiple passes for wiping a disk really necessary?

To stupid people, like me, you would have thought overwriting each bit on a disk would render the data completely unrecoverable. Why do disk wiping tools have the option for multiple passes, i.e. 3 ...
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5answers
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Why is my /dev/random so slow when using dd?

I am trying to semi-securely erase a bunch of hard drives. The following is working at 20-50Mb/s dd if=/dev/zero of=/dev/sda But dd if=/dev/random of=/dev/sda seems not to work. Also when I ...
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7answers
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Does using TrueCrypt makes “file shredding” tools obsolete?

On Windows, I frequently use Eraser, to delete securely the files I remove. I've been looking at TrueCrypt recently, and its whole disk encryption. If I encrypt the whole disk, does that make using ...
12
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5answers
791 views

How can I render an SSD permanently inoperable with no chance of data recovery?

On platter drives, when it is time to dispose of them, a degaussing takes care of the data and in most cases erases the factory pre-recorded servo tracks rendering the drive useless. What does one do ...
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5answers
6k views

How to erase a hard drive with unwritable sectors?

So I have a hard drive that is failing. I want to erase the data on it before sending it for replacement. I'm trying to use dd if=/dev/zero of=/dev/sdXX, but it stops at the first write error. How can ...
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7answers
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What is the fastest way to securely overwrite an old hard drive? [duplicate]

Possible Duplicate: Securely erasing all data from a hard drive I'm going to give my HDD away, so I'm writing it full of crap so there is no possibility to recover any of my files I had ...
9
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10answers
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Is there a program to truly delete all deleted files?

I know that on the windows operating system, when you delete a file it's still recoverable. I'd like to avoid simply paving the harddrive with zeros as I would like to keep my OS installation as is, ...
9
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2answers
2k views

How often do you have to wipe/shred your files, to make them not undeletable

If you have a private data on a recent, normal hard drive - how often do you have to delete the data, to make it unrecoverable. Not in the sense, that a forensic team of 20 experts with a budget of ...
8
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2answers
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Will microwaving a flash drive destroy the data on it?

After reading the answers on Permanently delete files from a flash drive, where the top rated answer was simply to pulverize it with a hammer, I wondered whether a microwave could be used to the same ...
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2answers
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Using `shred` from the command line

I need to securely erase some files. I have used shred on linux systems before, so I looked around and found that shred is part of the coreutils package in macports. I did port install coreutils to ...
7
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2answers
349 views

Have I bought a faulty SSD?

I've recently acquired a Samsung Evo 840 120GB, but haven't been able to actually use it. The problems started when trying to do a fresh install of Windows 8 on it: I've retried the process with ...
6
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7answers
2k views

How to delete my hard drive safely? [duplicate]

Possible Duplicate: Erasing data before selling a computer How do I wipe my hard drive? On my iMac that I had, it had a process where it met some government standard in terms of safety by ...
6
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3answers
4k views

How can I securely format a solid-state drive?

When selling / throwing away / giving away HDDs I always use DBAN to do a DoD wipe first. Is this still a valid thing to do on an SSD? Will it have an adverse effect on the SSD's lifespan?
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4answers
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How is OS X Disk Utility's secure erase mode in comparison to other commerical secure delete methods/apps?

Within OS X, the utility Disk Utility has a secure erase for hard drive formatting. It has 1,7, and 33 pass options, which to my knowledge are very good writting random data to the drive. What does ...
5
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1answer
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So did Lenovo BIOS secure erase just brick my SSD?

I tried the "Erase the Solid State Drive in the HDD bay" BIOS feature following these instructions. The message "Now erasing... It may take about 6 minutes." came up. After waiting over three hours, I ...
5
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2answers
804 views

Can any trusted security sources recommend Eraser - eraser.heidi.ie (a Windows Application)?

Anyone familiar with the quality/security of the secure erasure application ERASER? Or come across any articles from experts about it? http://eraser.heidi.ie/
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6answers
706 views

What is a safe way to dispose of personal info on an old laptop and what to do with said laptop?

I have an old laptop someone gave me that only has 64Megs of RAM on it and runs WIN XP. I wanted to wipe the drive clean by installing Ubuntu Desktop to remove any shred of personal information on it ...
4
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4answers
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How can I securely erase files from a USB drive, using Windows? [duplicate]

Possible Duplicate: How to wipe a USB hard drive [Author edit] Actually I think the duplicate is this one: Permanently delete files from a flash drive [/edit] I have a USB stick returned ...
4
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2answers
933 views

Issues with hard disk secure erase

I want to completely wipe all the data and both OSes (Ubuntu and Windows 7) from my hard drive. I tried DBAN but it gives me an error and does not run. I am looking for an alternative. After reading ...
4
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3answers
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Securely delete files that were already 'deleted'

So I know that there are many utilities that can delete files securely by zeroing the location (on a regular hard drive here), and there are many utilities that can scan a drive to find 'deleted' ...
4
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1answer
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How to destroy file contents without deleting files

My goal is to have files of original size that can't be opened (or recovered) in their respective software such as MS Office Word. My purpose is to simulate presence of files while I don't want to ...
3
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7answers
318 views

Getting rid of an old computer

What are the recommended steps to take before getting rid of a computer by either giving it away or throwing it away? Is using Darik's Boot and Nuke (DBAN) enough?
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6answers
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Erase personal data from corporate laptop [duplicate]

Possible Duplicate: How to secure delete file or folder in windows? I need to delete my data from the company laptop. Nothing special just 2 or 3 folders (I have Dropbox installed on this ...
3
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6answers
1k views

Securely format a hard drive [duplicate]

Possible Duplicate: Erasing data before selling a computer I have just taken 8 old 250gb drives out of one of our servers. I need to securely wipe all the data on these drives, before they ...
3
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2answers
585 views

How do I wipe an entire hard drive using the Gutmann method? [duplicate]

Possible Duplicate: Securely erasing all data from a hard drive Is it possible to securely wipe a hard drive with the method outlined here using dd and little else? I have an old PC and an ...
3
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3answers
398 views

When erasing freespace, why do utilities write random strings of data?

I've been reading about various utilities that erase the free space on your hard drive, and they all talk about doing multiple passes of writing random strings of 1's and 0's using various ...
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5answers
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How to quickly and effectively wipe a Win7 x64 hard drive

I have a Windows 7 Enterprise x64 system and need to wipe the 1.5TB hard disk drive quickly and effectively. Quick, I guess, is a relative term; so more quickly than I've seen with some wipe utilities ...
3
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2answers
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Harddrive - wipe out “hidden areas” like HPA and DCO also after malware infection

Background - Malware in windows (yes), possibly rootkit/bootkit. Don't want to take any chances. So, wiped drive with DBAN foolishly (PRNG, 8 pass). Later came to know that DBAN does not kill HPA ...
3
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1answer
389 views

Windows built-in Cipher secure wipe

How secure is the bulit-in Cipher utility that can wipe out unrecoverable data on old harddisk?
3
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1answer
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hdparm - how to secure erase SATA SSD over USB

I have been following this guide on how to secure erase an SSD (trying to improve the performance of mine, which currently only writes at about 30mb/s seq). However, I'm using an USB-->Sata docking ...
3
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1answer
664 views

Secure delete logs in Mac OS X

Securely erasing data from OS X is easy. But is there a way to securely erase all logfiles (including the system logs contained in some database) without actually messing the system up?
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1answer
734 views

How Secure Erasing effects SDD life? [closed]

I wonder how "Secure Erase" effects SSD life? Does it shorten? And for re-installing OS which method is efficient (I mean SDD life and performance)? Secure Erase and install Format and install, let ...
2
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5answers
738 views

Are there options for disk wiping software that do not require booting into the software first?

I have an external hard disk and a HDD that was formally internal but is now connected via a SATA-to-USB adapter. I'd like to wipe both drives, but I feel uncomfortable booting into DBAN and other ...
2
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9answers
1k views

Erasing information off dead computers

I have an old laptop that has a motherboard problem that I want to get rid of. It does not boot, nor run the bios POST. I'm sensitive about leaving information on the hard drive. What is a good way ...
2
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4answers
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sdelete alternative on osx

In the sysinternals suite for windows there is this nifty sdelete tool for securely deleting individual files as well as overwriting unallocated disk space with randomness or zeroes ( the -c or -z ...
2
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2answers
381 views

Data Shredder software [closed]

We use "eraser" and "o&o safe erase" to shred important documents on hard disk. Does anyone use another software in Windows for wiping, what are the advantages ? Thank you very much.
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2answers
555 views

Difference between DBAN and dd command to securely wipe a HDD

I have read about dd and see that it can be used to securely wipe a HDD. But there is also a program called DBAN to wipe the HDD as well. I know that using a live gnu-linux ISO I can wipe my HDD by ...
2
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2answers
2k views

What are the techniques for securely erasing data in Linux? [duplicate]

Possible Duplicate: How to wipe free disk space in Linux? This question is inspired by What is the best tool for file-shredding on a memory card?, in which brice recommended the simple ...
2
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0answers
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Is there a way to invoke the ANSI ATA enhanced secure erase command targeting an SSD after booting into Windows 7?

I'm too lazy to burn a bootable image, and then wait for the wiping to occur. To securely (in terms of lack of recoverability and safety to the SSD) wipe a Crucial M4 SSD. Is there a DOS command or a ...
2
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0answers
327 views

Why does my disk ignore erase and write commands to some sectors?

I did an ATA secure erase on an SSD (with SystemRescueCD and hdparm). Some parts of the disk are reset to zero, but some parts are not. In particular, the MBR and the boot sector of a Windows Vista ...
2
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1answer
1k views

How to do secure erase of CF card over USB in Linux?

I have a CF card I'd like to erase. My CF card reader is connected to my Linux machine via USB. How do I do a secure erase (i.e., the ATA Secure Erase functionality) of the CF card? I have tried ...
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3answers
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What is a good method to automatically wipe a directory or drive if I do not check in for a period of time?

I'm looking for a good method to automatically wipe a directory or drive if I do not check in for a specified period of time. (eg: Someone on a cellphone hits me and I die.) The ideal method would ...
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5answers
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Bulk erase Zip disks

I have a few dozen old iomega ZIP disks (100MB and 250MB) that I found cleaning house and I'd like to bulk erase them without mounting them on a computer. Any suggestions?
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Best (preferably free) tool to wipe deleted files on an NTFS filesystem [duplicate]

Possible Duplicate: Is there a program to truly delete all deleted files? I am looking for a tool that wipes (overwrites) unlinked files; preferably something that runs as a kind of disk ...
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1answer
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Is it possible to wipe Windows 7 without using a CD or Flash drive?

I am on a work contract for 1 week, during this time I've been assigned an old laptop which I installed Windows 7 on. When the week is done I want to wipe the system, something like FDisk, really ...
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4answers
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Using Mersenne twister to wipe disks

Currently when I want to wipe a USB disk with pseudorandom data in Linux I do the following: dd if=/dev/urandom of=/dev/sdb conv=notrunc urandom is very, very slow, it gets to the point where the ...
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1answer
46 views

Scanning for erased files

Here's what I want to do: Scan for files that have been deleted Erase/wipe the hard drive blocks that those files use to reside on Basically, I'd like to put these blocks through what Eraser does ...
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3answers
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Secure Hard Drive Erasure Revisited in OS X

So I have a Seagate 2TB bare drive in an external enclosure as my Time Machine backup drive. It has been acting up and giving SMART errors. I decided I should RMA or replace it before it dies ...