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SCSI Commands: 43BSECURITY PROTOCOL IN
Page
194
Byte
Bits
7 6 5 4 3 2 1 0
12
(MSB)
13
PUBLIC KEY LENGTH (n-9)
(LSB)
14
(MSB)
n
PUBLIC KEY
(LSB)
3.31.13.1
Public Key Type Field Descriptions
Code Description Key
Format
00000000h RSA
2048
RSA 2048 public keys
00000001h-0000000Fh Reserved
00000010h ECC
521
ECC 521 public keys
00000011h-FFFFBFFFh Reserved
FFFFC000H-FFFFFFFFH Vendor
specific
3.31.13.1.1
RSA 2048 public keys
The PUBLIC KEY FORMAT field shall be set to 00000000h. All other values for the
PUBLIC KEY FORMAT field are reserved. The PUBLIC KEY LENGTH field shall be
set to 512. Bytes 14 through 269 shall contain the modulus n. Bytes 270 through
525 shall contain the public exponent e.
3.31.14.1.1
ECC 521 public keys
The PUBLIC KEY FORMAT field shall be set to 00000000h. All other values for the
PUBLIC KEY FORMAT field are reserved. The PUBLIC KEY LENGTH field shall be
set to 133. Bytes 14 through 146 shall contain the ECC 521 public key as converted
by the algorithm specified in ANSI X9.63 section 4.3.6 using the uncompressed
form.
3.31.15SECURITY PROTOCOL IN Completion Status
Code Message
Description
00h
Good
Status
•
The drive is ready to perform any appropriate command.
•
The drive accepts commands from any Initiator.
•
The tape position is not changed.
02h
Check
Condition
Use the REQUEST SENSE command to retrieve status information. Possible
Sense Keys are:
Code Message
Description
04h
Hardware Error
Parity error on the SCSI bus or drive hardware
failure.
05h
Illegal Request
The Command Descriptor Block is invalid or
invalid field in the parameter data.
06h
Unit Attention
The cartridge was changed, or the drive was
reset prior to this command.
Summary of Contents for LTO 4
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