User Manual

SCSI Commands Reference Manual, Rev. J 206
www.seagate.com Direct Access Block commands (SPC-5 and SBC-4)
3.42.2 Security protocol information description
3.42.2.1 Overview
The purpose of security protocol information security protocol (i.e., the SECURITY PROTOCOL field set to 00h in a SECURITY
PROTOCOL IN command) is to transfer security protocol related information from the logical unit. A SECURITY PROTOCOL IN
command in which the SECURITY PROTOCOL field is set to 00h is not associated with a previous SECURITY PROTOCOL OUT
command and shall be processed without regard for whether a SECURITY PROTOCOL OUT command has been processed.
If the SECURITY PROTOCOL IN command is supported, the SECURITY PROTOCOL value of 00h shall be supported as defined in
this standard.
3.42.2.2 SECURITY PROTOCOL SPECIFIC field
When the SECURITY PROTOCOL field is set to 00h in a SECURITY PROTOCOL IN command, the SECURITY PROTOCOL SPECIFIC
field contains a single numeric value as defined in 175.
All other CDB fields for SECURITY PROTOCOL IN command shall meet the requirements stated in 3.42.1.
Each time a SECURITY PROTOCOL IN command with the SECURITY PROTOCOL field set to 00h is received, the device server shall
transfer the data defined in 3.42.2 starting with byte 0.
Table 175 SECURITY PROTOCOL SPECIFIC field for SECURITY PROTOCOL IN protocol 00h
Code Description Support Reference
0000h
Supported security protocol list Mandatory 3.42.2.3
0001h
Certificate data Mandatory 3.42.2.4
0002h
Security compliance information Optional 3.42.2.4.1
0003h - FFFFh
Reserved