Nov 7, 2014

How to make sure all data is erased on a computer hard drive

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If you concerned with data being read or recovered from your hard drive after it has sold or given away, we highly recommend you try the utilities found at the below web pages. Using one of these utilities allow you to completely remove all data and make it impossible to be recovered or read. After it has been erased or overwritten you can re-install Windows or other operating system on the computer.

Warning: If you have an OEM computer (e.g. Acer, Dell, and Hewlett Packard) the hard drive may have a hidden system recovery partition. Using the below utilities may could erase this partition, making it impossible to restore your computer without a disc.
Product
Web Page
Info
DBAN (Darik's Boot and Nuke)
http://dban.sourceforge.net/
Free
Blancco
http://www.blancco.com
Free and commercial version
Disk Wiper
http://www.diskwiper.com
Cost
Eraser
http://www.tolvanen.com/eraser/
Free to all
Experteraser
http://www.experteraser.com/
Cost
FileAssurity
http://www.articsoft.com/fileassurity_securedelete.htm
Cost
Harddisk Eraser
http://www.linux-kurser.dk/secure_harddisk_eraser.html
Free to all
M-Sweep
http://www.secure-data.com/ms.html
Cost and only available to certain customers
NecroFile
http://www.necrocosm.com/nfinfo.html
Free to all
No Trace
http://www.comtechnologies.com/notracemain.html
Cost
Permanent Erasure
http://www.winhex.com/security/index-m.html
Free to all
SDelete
http://www.sysinternals.com/ntw2k/source/sdelete.shtml
Free to all

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