This redundancy allows for data wipe. Data wipe is a method for restoring lost files by restoring them from a copy that you created on the other location. After performing a secure data wipe, your system will be able to access your files and see them in the same way that they were at the time of the loss.

Read more: https://www.wacvo.org/it-industry/it-solutions/better-way-to-structure-your-secure-data-wipe.html