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20 views

What is the difference between ATA Secure Erase and Security Erase? How can I ensure they worked?

I'd like to wipe a stack of drives (spinning and SSD) securely. I'm familiar with the ATA Secure Erase (SE) command via hdparm, but I'm not sure if I should use the Security Erase (SE+) command ...
0
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1answer
19 views

Linux yes command for erasing a drive with custom data

So if you want to erase a drive with custom data you can do yes "text here" > /dev/sdX but I was wondering if this is a secure way to do so?
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0answers
26 views

How can I automate securely wiping deleted files?

I am looking for a way to automate securely wiping deleted files from my server, including files deleted in shared directories by users on remote devices. I have Ubuntu Server 12.04 on an SSD (ext4) ...
7
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3answers
142 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 ...
0
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1answer
79 views

Secure erase SSD on Lenovo ThinkPad T520 (can't unfreeze SSD, machine reboots on hotplug)

I have a ThinkPad T520 and a Samsung 840 EVO 256GB SSD that I'm trying to secure erase. I cannot secure erase the drive because I cannot unfreeze the drive because I cannot remove then reinsert the ...
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4answers
572 views

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 ...
3
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7answers
316 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?
0
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1answer
90 views

How do I erase a Samsung Magician encrypted solid-state drive (SSD)?

I need to securely wipe a Samsung 840 solid-state drive (SSD) of a co-worker that's leaving the company. My colleague ran into a problem he can't find the answer to. The drive is encrypted with ...
61
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11answers
107k 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 ...
1
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2answers
354 views

Program to erase index.dat in content.ie5 securely with multiple passes?

Is there program (preferably free one) that can erase contents of C:\Documents and Settings\<username>\Local Settings\Temporary Internet Files\Content.IE5\index.dat file in secure mode - ...
11
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5answers
570 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 ...
1
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0answers
60 views

Is there a way to invoke the ANSI ATA enhanced secure erase command targeting an SSD slave 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 ...
0
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1answer
707 views

eMMC Standards and File System support

I am looking into Android secure erase functions and realized a few things: Android uses eMMC as its storage media, eMMC standards are set by the JEDEC organization (currently most of the ...
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4answers
2k views

Bypass read-only SD card with missing 'Lock' slider

I have an SD card, that is broken, the slider for the "Lock" is gone. When I put it into my computer it turned out to be in read-only, How can I override this with software? I need to format the SD ...
1
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0answers
84 views

Does Filevault 2 encrypt deleted files created before Filevault activation?

I have a 2013 Macbook Air that I'm returning (drive is SSD). I didn't have Filevault turned on, and I erased the disk and reinstalled the OS (secure erase was not available as an option). I then ...
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5answers
11k views

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 ...
1
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2answers
63 views

Deleting a file by overwriting its contents, e.g. using a text editor, in Windows? How secure is it?

I know there are a number of secure deletion programs for windows. But If someone wanted to do a simple deletion of a private document, could they do so by opening it up in Notepad/Wordpad, erasing ...
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2answers
1k 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 ...
2
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5answers
540 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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2answers
2k views

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 ...
0
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2answers
305 views

Computer won't boot to system rescue CD, goes to GRUB bootloader instead

I'm trying to wipe a hard disk and am using System Rescue CD so I can launch DBAN from it. When the computer is powered on I press F12 to get to the boot menu but it doesn't come up and goes into the ...
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1answer
5k views

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
1k views

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 ...
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3answers
3k 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?
4
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1answer
736 views

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 ...
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4answers
2k views

What's the best algorithm to secure erase HDD? [closed]

There are a lot of secure erasing algorithms in erasing softwares. What's the best of these algorithms?
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9answers
2k views

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, ...
1
vote
2answers
65 views

Secure deletion of MS Access data

I have tables in an Access DB (Office 2007) which have confidential/sensitive data which needs to be removed. The remainder of the database need to remain functional. How do I securely remove/shred ...
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5answers
5k 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 ...
2
votes
2answers
414 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 ...
3
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4answers
3k views

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 ...
0
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1answer
52 views

securly delete already trashed files mac

Ive got a load of files that i accidentally deleted using the "empty trash" feature, i meant to use the "secure empty" feature that overwrites the data, the machines getting its hd swapped (faulty ...
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2answers
787 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 ...
0
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2answers
1k views

Software that supports ATA Secure Erase Command

We have a lot of drives that need to be sanitized. NIST SP 800-88 recommends software that uses the ATA Secure Erase command. That's apparently the only way to be sure that the drive is properly ...
3
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2answers
455 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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1answer
630 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 ...
16
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5answers
1k views

Is it secure to give someone my laptop with my Dropbox folder saved on it?

My laptop contains my Dropbox folder (under my account). I want to give this laptop to my friend for some time, and he will be using another account. Is it possible that: He will be able to access ...
1
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0answers
20 views

Can I shred empty space on the filesystem? [duplicate]

Possible Duplicate: How to shred already removed file on modern filesystem? (randomize free space, journal, tails, … securely) One can't securely delete ("shred") a file on ...
1
vote
3answers
252 views

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 ...
3
votes
4answers
18k views

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 ...
1
vote
3answers
2k views

Deleting a file from a network drive

If I have a network drive setup which connects to a specific server. If I delete a file from that network drive, it does not go into my desktop recycle bin and it does not go into the recycle bin on ...
5
votes
2answers
739 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/
9
votes
7answers
4k views

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 ...
0
votes
1answer
327 views

What is the fastest way to semi-securely wipe hard drive?

Given dd if=/dev/zero of=/dev/sda provides sufficient wiping for our purposes, what is the fastest way to "zero" the drive? I have heard of this "Secure Erase" feature that is built in to hard ...
1
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2answers
2k views

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 ...
0
votes
1answer
481 views

How wipe one sector of hard drive in Windows

How would I go about wiping a specific sector of my hard drive from Windows? I mean the hard drive in use... Either wipe with zeros or replace with random data. Is there any script or program that ...
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 ...
2
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0answers
316 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 ...
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 ...