Dell PowerVault MD3200i Owner's Manual page 116

Whenever the power is turned off and turned on again, all of the security-
enabled physical disks change to a security locked state. In this state, the data
is inaccessible until the correct security key is provided by a RAID controller
module.
You can view the self encrypting disk status of any physical disk in the storage
array from the Physical Disk Properties dialog. The status information
reports whether the physical disk is:
• Security Capable
• Secure—Security enabled or disabled
• Read/Write Accessible—Security locked or unlocked
You can view the self encrypting disk status of any disk group in the storage
array. The status information reports whether the storage array is:
• Security Capable
• Secure
Table 10-1 shows how to interpret the security status of a disk group.
Table 10-1. Interpreting Security Status of a Disk Group
Secure Security Capable - Yes
Yes The disk group is composed of all
SED physical disks and is in a
Secure state.
No The disk group is composed of all
SED physical disks and is in a
Non-Secure state.
The Physical Disk Security menu is displayed in the Storage Array menu.
The Physical Disk Security menu has these options:
• Create Security Key
• Change Security Key
• Save Security Key File
• Validate Security Key
• Unlock Drives
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Configuration: Disk Groups and Virtual Disks
Security Capable - No
Not applicable. Only SED
physical disks can be in a Secure
state.
The disk group is not entirely
composed of SED physical disks.