HP XP Data Shredder Software - Manual (Page 7)

1 HP StorageWorks XP Data Shredder for
the XP12000/XP10000 Disk Array
If you change the user for a volume, you should delete data stored by the previous user for security
purposes. HP StorageWorks XP Data Shredder deletes data on volumes and prevents deleted data
from being restored. Shredding operation refers to the process of deleting all data on a volume by
overwriting it with dummy data.
XP Data Shredder for the HP StorageWorks XP12000/10000 Disk Array is based on DoD5220.22-M,
which is the standard defined by the U.S. Department of Defense.
Data Shredder is used for both open and mainframe systems.
Overview of Shredding operations
The Shredding operation completely deletes data on a specified volume by repeatedly overwriting
existing data with dummy data. You perform Shredding operations from the XP Command View
Advanced Edition Software management station or XP Remote Web Console.
Figure 1 shows an
example of Shredding operations.
XP Data Shredder user guide 7