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nwipe is a Linux computer program used to securely erase data. It is maintained by Martijn van Brummelen and is free software , released under the GNU General Public License 2.0 licence. The program is a fork of the dwipe program that was previously incorporated in the DBAN secure erase disk.
uses mostly GPL components with published source, a few proprietary components, and fee for media/download [10] [11] OS independent, based on Slackware Linux: Yes internal, external [12] CSV, TXT, and extended TXT [13] shred: GNU Project: GNU GPL v3: Unix: Yes external [14] not directly supported without scripting ShredIt: Mireth Technology ...
The Gutmann method is an algorithm for securely erasing the contents of computer hard disk drives, such as files.Devised by Peter Gutmann and Colin Plumb and presented in the paper Secure Deletion of Data from Magnetic and Solid-State Memory in July 1996, it involved writing a series of 35 patterns over the region to be erased.
The Gutmann method, Quick Erase, DoD Short (3 passes), and DOD 5220.22-M (7 passes) are also included as options to handle data remanence. DBAN can be booted from a CD, DVD, USB flash drive or diskless using a Preboot Execution Environment. It is based on Linux and supports PATA (IDE), SCSI and SATA hard drives. DBAN can be configured to ...
Drives with this capability are known as self-encrypting drives ; they are present on most modern enterprise-level laptops and are increasingly used in the enterprise to protect the data. Changing the encryption key renders inaccessible all data stored on a SED, which is an easy and very fast method for achieving a 100% data erasure.
Since an erase of the cells in the page is needed before it can be written to again, but only entire blocks can be erased, an overwrite will initiate a read-erase-modify-write cycle: [7] [12] the contents of the entire block are stored in cache, then the entire block is erased from the SSD, then the overwritten page(s) is written into the ...
NVMe defines formatting with secure erase. [18] Opal Storage Specification specifies a command set for self-encrypting drives and cryptographic erase, available in addition to command-set methods. The drive usually performs fast cryptographic erasure when data is encrypted, and a slower data erasure by overwriting otherwise. [18]
Eraser is an open-source [1] secure file erasure tool available for the Windows operating system. [2] [3] [4] [5] It supports both file and volume wiping.[6] [2 ...
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