Questions tagged [wipe]

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3answers
730 views

Does wiping free space on disk free any space?

CCleaner has a feature for wiping free space on a disk. CCleaner's documentations says: When you delete a file, Windows removes the reference to that file, but doesn't delete the actual data that ...
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1answer
54 views

Can my personal iPhone be wiped remotely via Exchange ActiveSync? [closed]

I have an iPhone 7 Plus. I connect to the corporate Exchange Server (via Outlook 365) using the plain Exchange account settings (under Passwords & Accounts). In other words, I have not installed ...
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1answer
58 views

Destroying an internal hard drive

Does removing and soaking a computer hard drive in water with salt (sodium chloride) destroy the data on it? If so, how long should it be immersed in the salt water?
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3answers
224 views

How to wipe a disk completely that has been encrypted by ransomware

Recently my HDD was encrypted by a ransomware attack (I have no idea which encryption method has been used) and as a result I cannot access the contents of my HDD (see how Disk 1 seems in the first ...
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1answer
248 views

Is there a faster way to verify that a drive has been fully zeroed?

In the coming months, I'm going to need to zero out a lot of disks. After wiping each drive, I need a quick way of making sure that the drive has been completely filled with zeroes. I could open each ...
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1answer
56 views

I just partially wiped out an external hard disk rive

I was installing Windows 10, so I cleared the C:/ partition on my internal hard drive, only then to be greeted by the message: Windows cannot be installed on this disk. The selected disk has an MBR ...
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2answers
501 views

Why does dd give me an error at the end of zero-writing a disk?

I'm running Cygwin on Windows 7. I was using the following dd command to securely erase a 1TB mechanical disk: dd if=/dev/zero of=/dev/sde bs=4M status=progress About 2 and a half hours into the ...
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0answers
43 views

Seagate hard drive not recognized on any computer - Would like to wipe

I have an old Seagate external hard drive that I would like to wipe clean and repurpose. However, it isn't showing up on any computer I try it on. I can't find it on my Mac, via disk utility or ...
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0answers
45 views

How can I wipe clean a computer without losing Windows? [duplicate]

I am giving away my old Windows laptop. What's the best way to remove all my data and programs, without having to reinstall Windows? Every guide I found required wiping the hard drive. Is there a ...
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1answer
77 views

Quick permanent erase with 3 modes of unnecessary files, short time and recovery search optimisation [duplicate]

My sister asked me to back her photos up to my external HDD and to format his laptop. Days later, my external HDD suffered a fail, resulting in loss of photos. I used Windows' Recuva, Linux's RD-Linux ...
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0answers
64 views

Can´t format, write nor delete files on a corrupted microSD card

I have a SandDisk Ultra PLUS 16 GB microSD card (This exact model) and I'm trying to format it without any luck so far. It's the microSD card that I've using in my Android phone for 3 years without ...
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1answer
71 views

linux shred does not remove traces of filename even after truncate/removal?

I'm testing the coreutils /usr/bin/shred command. It leaves traces of a file's name even though I told shred to "truncate" (remove) the file. I was assuming that shred would remove all the metadata ...
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2answers
99 views

How to wipe OS only

I'd like to wipe my corrupted OS entirely before installing a new. I've found your answer how to do it along with the full disk, but I'd like to keep the other partitions (data). How to wipe one ...
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1answer
51 views

Windows 7: Cipher or Format console program to wipe (write 0) across a hard drive

How good of a job does Windows 7 cipher do in wiping a hard drives contents? I have cmd elevated with administrator privileges and I'm running cipher with /w on a designated 1TB Seagate hard drive. ...
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1answer
126 views

Can you effectively wipe a hard drive from the current Linux OS?

I have a laptop that is barely alive. The screen is busted. The power cord is frayed. The power indicator flashes red sometimes. Etc. So I want to wipe the hard drive as effectively as I can before I ...
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0answers
60 views

Hard wiping Linux laptop to fix Wifi

Some time ago I booted my laptop up and for some reason my WiFi stopped working... F9 nor the WiFi switch and button seem to respond anymore no matter how or which order I press them. Messed with ...
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0answers
41 views

In case of OS and MBR malware, what will be the difference between a factory reset, a format and a disk wipe? [duplicate]

In case of malware infection in latest windows OS, like win 10, which is the best course of action for complete disinfection - a factory reset using troubleshoot and recovery, a format of entire drive ...
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2answers
114 views

What marks data as deleted - the hard drive or the filesystem?

Anyone with a cursory understanding of data recovery and sanitisation as it relates to hard drives is aware of the concept that data "permanently" deleted from within an operating system is not ...
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2answers
6k views

Format a USB Drive CDFS to NTFS

I have some USB Drives that came pre-programmed. They are read-only and are being loaded as a CD Drive (ISO9660 / CDFS). I cannot format the drives via the standard "right-click >> format". I have ...
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5answers
2k views

How safely does reinstalling Windows wipe old data?

I've got a set of computers that have had privileged information on that I want to be able to re-use. If I used a Windows boot drive to re-install Windows, how sufficient would that be towards keeping ...
1
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1answer
176 views

How to Zero out free space on a pen drive on Windows?

I am looking for commands or methods whereby I can just write all zeros to the free space on a Pen drive on Windows OS. The existing files should not be affected. There's a built in command called '...
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1answer
3k views

Wipe UEFI hard drive

I would like to completely wipe my hard drive but I can't achieve it because it's an UEFI hard drive so : - DBAN won't work; - I can't use tools such as HDDErase because I can't boot from FreeDOS ...
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2answers
816 views

Wiping free space - NFTS, exFAT?

I'm trying to wipe some of my older (NTFS, external) hard drives, but even after using 'Wipe free space' programs like CCleaner and Eraser, the file names are still visible in file recovery programs. ...
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0answers
68 views

Are some files that show up in the Windows Recycle Bin of a fully formatted secondary drive linked to another drive or physically present?

I have a primary (boot) SSD and a secondary HDD (via a SATA-to-USB adapter) connected to my computer. My goal is to sell the secondary HDD without exposing any previous data that was stored on it. I ...
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0answers
91 views

Cypher command din't wipe my deleted data

I used Recuva and got a list of deleted data that can be recovered, then applied the Windows command Cypher to wipe the partitions D and C, 3 passes were made. cipher /w:D:\ cipher /w:C:\ Finally I ...
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2answers
846 views

Is the dban quick method for HDD equal to a full wipe?

I wiped my HDD with DBAN and the quick method. Craig Steven Wrigt says it‘s secure to erase an HDD one time. I think so too, but is the DBAN quick wipe a full one time wipe?
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1answer
2k views

Is the blocksize important when wiping a disk with dd and zeros

I used dd if=/dev/zero of=/dev/sda bs=4096 For wiping a disk. Can be the blocksize a security risk or is it just speeding the thing up. Sorry for my bad english
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1answer
157 views

If This Is TRIM, DBAN Should Work

I am informed that drive wiping tools do not work reliably on SSDs due to such features as wear leveling. Here, for example, a quote from MakeUseOf: [T]o comply with wear levelling, the SSD must ...
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1answer
46 views

How to erase any kind of files after formating and installing Fedora 27 Workstation

How can I safely erase files that could potentially be recovered after a hard drive format and installation on a Fedora 27 workstation? I was using Windows 10, and everything that I had in Windows 10 ...
0
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1answer
499 views

How to securely erase HPA, DCO, and any bad sectors of a SCSI HDD

Does dd if=/dev/zero of =/dev/cciss/c0d0 bs=1M wipe over the HPA, DCO, and any bad sectors?
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2answers
4k views

Wipe hard drive on old windows xp laptop - no CD Drive & no USB Boot support

I need to wipe an old laptop (one pass, all zeros will do). The laptop is ancient and has: Windows XP Professional installed as its sole os. no USB boot support no working CD drive no hammer/drill ...
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2answers
1k views

Can I reliably use `dd` to wipe the root filesystem on a running Linux server?

I have a (physically) remote server I'd like to securely destroy. Unfortunately, the disk is partitioned with a single, large root partition and nothing else. Can I reliably use dd to wipe the device ...
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2answers
212 views

Should HDDs be wiped out periodically to refresh them?

Should HDDs be wiped out periodically to refresh them, using Darik's Boot and Nuke for example or just when extremely needed? In other words, do programs like DBAN act like fresheners or should their ...
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1answer
3k views

Do I still have to wipe a drive which was encrypted with BitLocker, then formatted?

I want to sell a HDD. It was BitLocker-encrypted and I formatted it, removing the encryption. Could there still be recoverable data on the drive? E.g. if I never used all space on the drive while it ...
2
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2answers
68 views

Is reinstalling windows enough for deleting all data? [duplicate]

I'm returning my laptop and I'm just going to go through the Windows installation via USB, delete the partitions through there, and reinstall windows. It's an HDD, in case that matters. That's enough ...
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1answer
3k views

Zeroing a file from command-line

Is there a built-in command in Windows 7 or higher to fill a file with zero / NULL bytes? The processing should happen in-place (i.e. it should modify the actual disk sectors / bytes of the file), ...
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0answers
86 views

Delete file/folder and wipe it

Is there a simple way (in Windows 7 or higher) to delete a file or folder and wipe it? (all data filled with zero bytes is enough for me). Either with GUI: Right click on file > Contextual menu &...
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2answers
2k views

Wiping without losing license of Windows 7

I am going to wipe my HDD with the help of using DBAN (Darik's Boot And Nuke). I have a laptop with a genuine Windows 7(provided by OEM). So if I wipe then can I again activate windows 7? (I don't ...
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2answers
158 views

Is my laptop wiped?d the drive c, and then set up a recovery partition so I could sell the laptop

I took my laptop to a computer store to be wiped before reselling. The owner wrote in the comments section that he wiped the drive C using DOD and set up a recovery partition. Does this sound right? ...
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1answer
4k views

Securely wiping a drive with DD, /dev/zero or /dev/urandom?

I have to securely wipe all data from a hard drive as I'm going to give it away. I plan on using the dd under linux utility to do so, after a little bit of research, I found two ways of doing so: dd ...
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4answers
11k views

what is the fastest way to erase/wipe hard drive? [duplicate]

I have a 1T usb 2.0 portable hard drive that I need to get rid of. I didn't know it's such a pain to get it wiped! Tried Eraser, 1 pass(psuedorandom) by default took 18 hours. Tried Western Digital'...
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2answers
2k views

Wipe luks partition in pre-boot

I have a machine running CentOS7 whose primary partition is encrypted via crypt-setup / luks; I am prompted for my encryption password on boot. This is a machine that is to be turned over to another ...
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2answers
1k views

Securely erase empty disk space on a Win 3.1 / DOS 6.22 system with builtin tools

I have a retro laptop from 1994, an IBM Thinkpad 340, which I want to give away, but first want to securely erase its deleted files. The system contains both a GUI and CLI undelete application, which ...
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1answer
529 views

HPA and DCO on eMMC disk?

I bought a used Tablet (Pokini Tab A8, should be identical with: Aavamobile Inari 8, Fujitsu Stylistic V535, Wortmann TERRA PAD 885 INDUSTRY, Bressner TOUCAN Mobile 8.3", TETRATAB Casepad 8 and TAROX ...
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1answer
94 views

Where is data written to on a hard drive after a wipe?

I just used the "windows media creation tool" on a 1TB HD, and my drive was mistakenly wiped in the process. I did not read the warnings when using "windows media creation tool," so tried to use a ...
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1answer
2k views

SDelete: where to get the physical disk number from?

Until recently, I have deleted hard disks this way: Delete all partitions in Windows Create a single partition for the whole drive Assign a drive letter Run sdelete -z with the drive letter New ...
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1answer
883 views

How to wipe and reinstall Centos remotely?

Long story short, I removed the default python version Centos 6.8 comes with, and now Yum is broken. At this point, it seems best to completely try again. In light of this, how can I wipe the ...
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1answer
4k views

How strong of a magnet would be needed to mess up this hardware?

I just bought a magnetic dry erase board that also came with 2 small magnets. I intend to carry these items everyday in my backpack alongside my laptops and my phone. Some days, I will have my Lenovo ...
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1answer
2k views

Can I stop cipher from wiping free space right after writing 0x00?

Can I stop the cipher utility from wiping free space on a large drive just after it finishes writing 0x00?
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1answer
77 views

Can I wipe a password reset disk?

Say I made a password reset disk. However, I found it best not to exist, I remember my password quite well. Now, how do I make sure that Windows doesn't prompt "Reset password", make the disk blank, ...