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Samsung produces externally-connected USB Opal Self-Encrypting drives that can be locked/unlocked using Samsung proprietary methods. These drives contain 2 partitions: The SMBR (128MB) is set up as a read-only exFAT partition, containing the utility to lock and unlock the OPAL SED.The bulk of the storage of the drive is MBR partitioned using exFAT.

The reason a SecureDoc-protected device cannot access such drives is that the SecureDoc Kernel, SDDisk2k, upon detecting an activated OPAL SED (as portable SSD from USB bus) sees it as mixed with the internal logic related to access control.

To work around this issue: Apply an existing kernel parameter - “USBSEDDetect” =0 - which disables detecting removable USB OPAL storage.

Registry Path:

"HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\SDDisk2K\Parameters" USBSEDDetect [REG_DWORD] = 0

Steps:

1 - Apply the registry Patch to apply SDDisk2k kernel parameter.

2 - Reboot the device

3 - Connect this Samsung portable SSD The user will be able to access this Samsung Portable Opal SSD device, unlock it and use it.