Drive State After Secure Erase - Seagate ST9500421AS Product Manual

3.6.2

Drive State after Secure Erase

Upon completion of the erase sequence, the existing cryptographic key is erased, rendering all existing data
unintelligible, and the drive has been returned to the manufactured state as follows:
• The existing encryption key is deleted.
• A new random encryption key has been created on the drive.
• Encryption function is active and functioning.
The new key is used to encrypt all user data on write and decrypt on read.
• The user interface to the drive is active and all read and write commands are allowed.
• The ATA User password is reset to null (no value).
• The ATA Master password is not modified
The ATA Master password is the same value as it was before the erase.
• The ATA Security is set to the Unlocked state.
No password is required to access the drive.
The drive may now be disposed of safely, or the drive may be returned to service for another consumer follow-
ing the initialization procedure defined above. Drives returned to Seagate for warranty purposes have special
requirements. See the warranty information in Section 2.13 for additional details.
24 Momentus 7200 FDE.2 SATA Product Manual, Rev. A