|
Command: |
Translate keys from encryption under the LMK held in “key change storage” to encryption under a new LMK. |
|
Field |
Length & Type |
Details |
|
COMMAND MESSAGE |
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|
Message header |
m A |
(Subsequently returned to the Host unchanged). |
|
Command code |
2 A |
Value BW. |
|
Key type code |
2 N |
Indicates the LMK under which the key is encrypted: 00 : LMK pair 04-05 01 : LMK pair 06-07 02 : LMK pair 14-15 03 : LMK pair 16-17 04 : LMK pair 18-19 05 : LMK pair 20-21 06 : LMK pair 22-23 07 : LMK pair 24-25 08 : LMK pair 26-27 09 : LMK pair 28-29 0A : LMK pair 30-31 0B : LMK pair 32-33 10 : Variant 1 of LMK pair 04-05 42 : Variant 4 of LMK pair 14-15 FF : Use key type specified after delimiter |
|
Key length flag |
1 N |
0 for single-length key, 1 for double-length key, 3 for triple-length key |
|
Key |
16H or 32H or |
Key encrypted under old LMK held in “key change storage”. |
|
Delimiter |
1 A |
Optional. Only present if following field present. Value “;”. |
|
Key type |
3 H |
See Key Type Table. |
|
Delimiter |
1 A |
Optional. If present the following three fields must be present. Value “;”. If an option is not required by the command fill with a valid value or 0. |
|
Reserved |
1 A |
Optional. If present must be 0. |
|
Key scheme LMK |
1 A |
Optional. Key scheme for encrypting key under LMK. |
|
Reserved |
1 A |
Optional. If present must be 0. |
|
End message delimiter |
1 C |
Optional. Must be present if a message trailer is present. Value X’19. |
|
Message trailer |
n A |
Optional. Maximum length 32 characters. |
|
Field |
Length & Type |
Details |
|
RESPONSE MESSAGE |
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|
Message header |
m A |
Returned to the Host unchanged. |
|
Response code |
2 A |
Value BX. |
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Error code |
2 N |
00 : No errors 04 : Invalid key type code 05 : Invalid key length flag 10 : Key parity error 12 : No keys loaded in user storage 13 : LMK error; report to supervisor 15 : Error in input data 21 : Invalid user storage index |
|
Key |
16H or 32H or |
Key encrypted under the new LMK. |
|
End message delimiter |
1 C |
Present only if present in the command message. Value X’19. |
|
Message trailer |
n A |
Present only if present in the command message. Maximum length 32 characters. |