Does One-button secure erase support RAID controllers?
HPE SR, MR and NS controllers are supported for One-button secure erase.
One Button Secure erase drives that do not support Purge?
RAID controllers can wipe drives (overwrite with a pattern) that do not support the purge operation. However, One-button secure
erase does not request the controller to perform this non secure wipe. Use the Intelligent Provisioning “System Erase and Reset”
feature to wipe data on such drives.
Does One-button secure erase erase battery backed cache?
See the table following for more information.
How does One-button secure erase process the erase commands?
See the following table for information on how One-button secure erase purges or overwrites data.
What privileges do users need to launch One-button secure erase?
Users need all iLO privileges to launch One-button secure erase.
Does One-button secure erase remove the serial number and product ID?
No, these items are not erased by One-button secure erase.
How long does the process take?
The duration depends on the hardware. Sanitization of HDDs takes longer than SSDs.
How How One-button secure eraseOne-button secure erase affects supported drives affects supported drives
DeviceDevice Operation requestedOperation requested ResultResult
NVRAM 3-pass write: 0x5a, 0xa5, 0xff All battery backed iLO SRAM memory is
overwritten.
Embedded Flash (NAND) eMMC 5.1 (JEDEC 84-B51) Secure Erase
command with SECURE_REMOVAL_TYPE in
Extended CSD register set to physical
memory erase, if supported by the device.
Data in physical memory is erased.
Intel Optane DC PMM Secure Erase + Overwrite DIMM Cryptographic keys are removed and data in
all physical memory blocks (both user
accessible and in spare blocks) is overwritten
with zeros. PCD regions containing all
configuration and metadata is also
overwritten.
UEFI configuration store 3-pass: Chip erase (0xff), 0x00, Chip erase
(0xff)
All physical sectors are overwritten.
RTC Reset time to 01-01-2001 00:00:00 Date, Time, Time zone, and DST are reset to
defaults.
TPM TPM Clear + Clear NV indices + Delete
Platform Symmetric key
All data in TPM is cleared including any
nonvolatile information.
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