The National Institute of Standards and Technology (NIST) will hold a public workshop on December 1-3, 2009, at the National Transportation Safety Board (NTSB) Board Room/Conference Center. The workshop is open to the public but registration is required. The registration fee will be $90.00. The purpose of the 3-day workshop is to provide a high-level tutorial of the six part standard, ISO/IEC 24727—Identification cards—Integrated circuit card programming interfaces, a multi-part standard for interoperable identification, authentication, and signature services for credentials and applications. The workshop will also provide sessions on the use of ISO/IEC 24727 to include an overview of NIST IR 7611, Use of ISO/IEC 24727—Service Access Layer Interface for Identity (SALII): Support for Development and use of Interoperable Identity Credentials, which describes ISO/IEC 24727 from the perspective of the Federal Information Processing Standard (FIPS) 201—Personal Identity Verification (PIV) of Federal Employees and Contractors.