It is one of the most straightforward methods, even for Linux newbies. Wipe the data completely using the Disks Manager Previously, we did an article on – How to Format a USB drive on Ubuntu using both graphical and command-line methods.

Our distro of choice is Ubuntu 19.04 (Disco Dingo) however, it should work with all other Ubuntu releases. We will look at both Graphical (GUI) and command-line methods. Secure wiping the data in a USB drive or SD Card

However, if your current vendor doesn’t have such a tool, this article will provide you with several workarounds. A lot of manufacturers today are providing tools that you can use to wipe data securely on their devices. Lack of a tool that can leverage the memory controller, your operating system has close to zero chances of addressing every single cell on these devices. This feature raises a security issue of possible data recovery. When writing any data on a flash storage media, the memory controller will dynamically map all empty cells, and during low load, it will wipe the unmapped blocks/cells. Most of these flash storage drives have a 10-20% more on-board storage than the indicated capacity and a memory controller.

How to format usb drive linux