CSC Cryptographic Service Message Certificates and Keys

To provide a mechanism for exchanging certificates of authority, public keys and associated information in an X12 format

Position
Element
Name
Type
Requirement
Min
Max
Repeat
CSC01
Cryptographic Management Purpose
Identifier (ID)
Mandatory
3
3
1
The stated business purpose for exchanging public key on certificate information with a trading partner
CSC02
Security Originator Name
String (AN)
Optional
1
64
1
Unique designation (identity) of the cryptographic process that performs authentication or encryption on data to be interchanged, or originates a cryptographic service message Note: X9 has a minimum length of 4 characters for the security originator; no mechanism, or registration method is provided by X9 or X12 to guarantee the uniqueness of the identifier
X9 has a required minimum length of 4 characters for CSC02 (security originator). No mechanism, or registration method, is provided by X9 or X12 to guarantee uniqueness of the identifier.
CSC03
Security Recipient Name
String (AN)
Optional
1
64
1
Unique designation (identity) of the cryptographic process that performs authentication or decryption on received data, or is the destination of a cryptographic service message Note: X9 has a minimum length of 4 characters for the security recipient; no mechanism, or registration method is provided by X9 or X12 to guarantee the uniqueness of the identifier
X9 has a required minimum length of 4 characters for CSC03 (security recipient). No mechanism, or registration method, is provided by X9 or X12 to guarantee uniqueness of the identifier.
CSC04
Certificate Look-up Information
Composite (composite)
Optional
1
01
Look-up Value Protocol Code
Identifier (ID)
Mandatory
2
2
-
Code specifying the protocol used to identify a certificate
02
Filter ID Code
Identifier (ID)
Mandatory
3
3
-
Code specifying the type of filter used to convert data code values
03
Version Identifier
String (AN)
Mandatory
1
30
-
Revision level of a particular format, program, technique or algorithm
04
Look-up Value
String (AN)
Mandatory
1
4,096
-
Value used to identify a certificate containing a public key
05
Look-up Value Protocol Code
Identifier (ID)
Conditional
2
2
-
Code specifying the protocol used to identify a certificate
P05060708: If either C050-05, C050-06, C050-07 or C050-08 are present, then the others are required
06
Filter ID Code
Identifier (ID)
Conditional
3
3
-
Code specifying the type of filter used to convert data code values
07
Version Identifier
String (AN)
Conditional
1
30
-
Revision level of a particular format, program, technique or algorithm
08
Look-up Value
String (AN)
Conditional
1
4,096
-
Value used to identify a certificate containing a public key
09
Look-up Value Protocol Code
Identifier (ID)
Conditional
2
2
-
Code specifying the protocol used to identify a certificate
P09101112: If either C050-09, C050-10, C050-11 or C050-12 are present, then the others are required
10
Filter ID Code
Identifier (ID)
Conditional
3
3
-
Code specifying the type of filter used to convert data code values
11
Version Identifier
String (AN)
Conditional
1
30
-
Revision level of a particular format, program, technique or algorithm
12
Look-up Value
String (AN)
Conditional
1
4,096
-
Value used to identify a certificate containing a public key
CSC05
Reference Identifier
Composite (composite)
Optional
1
01
Reference Identification Qualifier
Identifier (ID)
Mandatory
2
3
-
Code qualifying the Reference Identification
02
Reference Identification
String (AN)
Mandatory
1
50
-
Reference information as defined for a particular Transaction Set or as specified by the Reference Identification Qualifier
03
Reference Identification Qualifier
Identifier (ID)
Conditional
2
3
-
Code qualifying the Reference Identification
P0304: If either C040-03 or C040-04 is present, then the other is required
04
Reference Identification
String (AN)
Conditional
1
50
-
Reference information as defined for a particular Transaction Set or as specified by the Reference Identification Qualifier
05
Reference Identification Qualifier
Identifier (ID)
Conditional
2
3
-
Code qualifying the Reference Identification
P0506: If either C040-05 or C040-06 is present, then the other is required
06
Reference Identification
String (AN)
Conditional
1
50
-
Reference information as defined for a particular Transaction Set or as specified by the Reference Identification Qualifier
CSC06
Filter ID Code
Identifier (ID)
Conditional
3
3
1
Code specifying the type of filter used to convert data code values
P06070809: If either CSC-06, CSC-07, CSC-08 or CSC-09 are present, then the others are required
CSC06, CSC07 and CSC08 provide additional information about the encoded security value field in CSC09 (C03302).
CSC07
Version Identifier
String (AN)
Conditional
1
30
1
Revision level of a particular format, program, technique or algorithm
CSC08
Length of Data
Numeric (N)
Conditional
1
18
1
Length of data is the number of character positions of the compressed or encrypted/filtered text; when data is plain text, this field shall be absent
CSC09
Security Value
Composite (composite)
Conditional
1
01
Security Value Qualifier
Identifier (ID)
Mandatory
3
3
-
Type of Security Value
02
Encoded Security Value
String (AN)
Mandatory
1
-
Encoded representation of the Security Value specified by the Security Value Qualifier

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