Data Security
Data security is to secure digital information across its full life cycle to defend it against corruption, theft, or unauthorized access is known as data security. Secure data destruction makes sure that when it is destroyed, the data is unreadable and cannot be accessed by unauthorized individuals.
For this purpose following processes are used:
Clearing: Clearing eliminates data in a way that makes it difficult for a user to restore it quickly.
Digital shredding or wiping:
Overwriting refers to adding new data on top of existing data. Similar to recording over an old VHS cassette, the procedure. Since the previous information is removed throughout this procedure and whatever is left is not readable.
Degaussing:
In degaussing, the magnetic field of the storage media is disrupted while the data is also destroyed. Degaussing can swiftly and completely purge an entire magnetic storage medium, such as a hard drive, magnetic tape, or floppy disc.
Physical destruction
It is an alternative for data deletion if you don’t need to reuse hard discs. Organizations have a variety of options for physically destroying data, such as shredding, drilling, melting, or any other technique that renders physical storage media useless and unreadable.
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