How to Securely Erase a Disk and File using the Linux shred Command
Removing files and formatting disks is a common task for users. And Linux provides a number of utilities to delete files and folders from the command line.

The most common command to delete files and folders is rm and rmdir, respectively. You can read in detail about the rm command here.

In this blog post, we will study a new command known as shred which helps us to wipe out disks and clear files in a secure way.

What is the Linux shred command?
The shred command helps to overwrite the data in place several times. This makes it harder for third party software and hardware probing to recover the data. That is why it's commonly used to securely remove data.

Syntax of Linux shred command:
shred [OPTION] filename
shredding a 'file'
shred -vfz [/file/system/path]
shredding a 'disk'
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