• X9 TR-31-2005
Provide PDF Format

Learn More

X9 TR-31-2005

  • Interoperable Secure Key Exchange Key Block Specification for Symmetric Algorithms, Includes Supplement (2009)
  • standard by Accredited Standards Committee X9 Incorporated, 09/01/2005
  • Publisher: X9

$30.00$60.00


This document describes a method consistent with the requirements of ANS X9.24 Retail Financial Services Symmetric Key Management Part 1 for the secure exchange of keys and other sensitive data between two devices that share a symmetric key exchange key. This method may also be used for the storage of keys under a symmetric key. This method is designed to operate within the existing capabilities of devices used in the retail financial services industry. This document is not a security standard and is not intended to establish security requirements. It is intended instead to provide an interoperable method of implementing security requirements and policies.

About the 2009 supplement:
This supplement contains clarifications to the proper usage of keys utilized to protect the key block defined in TR-31. TR-31 should be read with these clarifications taken into account.

Related Products

X9 X9.55-1997

X9 X9.55-1997

Public Key Cryptography for the Financial Services Industry: Extensions to Public Key Certificates a..

$30.00 $60.00

X9 X9.6-1991 (R1998)

X9 X9.6-1991 (R1998)

Securities Identification System (CUSIP)..

$50.00 $100.00

X9 TR 2-2005

X9 TR 2-2005

Understanding, Designing and Producing Checks..

$50.00 $100.00

X9 X9.100-180-2006 (R2009)

X9 X9.100-180-2006 (R2009)

Specifications for Electronic Exchange of Check and Image Data (non-domestic) (Formerly DSTU X9.100-..

$50.00 $100.00