• 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 X9.73-2010

X9 X9.73-2010

Cryptographic Message Syntax - ASN.1 and XML..

$30.00 $60.00

X9 X9.58-2008 TC

X9 X9.58-2008 TC

Technical Corrigendum to Financial Transaction Messages - Electronic Benefits Transfer (EBT) - Food ..

$61.00 $122.00

X9 TR 100-2006

X9 TR 100-2006

Organization of Standards for Paper-based and Image-based Payments Part 1: Organization of Standards..

$6.00 $12.00

X9 X9.105-1-2003

X9 X9.105-1-2003

Financial transaction card originated messages - Interchange message specifications - Part 1: Messag..

$88.00 $175.00