NIST Special Publication 500-280v2 500-280 Version 2(2015) Mobile ID Device Best Practice Recommendation Version 2.0 http://dx.doi.org/10.6028/NIST.SP.500-280v2 Mobile ID Device BPR Version 2.0 NIST Special Publication 500-280v2 Mobile ID Device Best Practice Recommendation Version 2.0 Bradford Wing Information Access Division Information Technology Laboratory This publication is available free of charge at: http://dx.doi.org/10.6028/NIST.SP.500-280v2 November 2015 U.S. Department of Commerce Penny Pritzker, Secretary National Institute of Standards and Technology Willie May, Under Secretary of Commerce for Standards and Technology and Director Mobile ID Device BPR Version 2.0 Certain commercial entities, equipment, or materials may be identified in this document in order to describe an experimental procedure or concept adequately. Such identification is not intended to imply recommendation or endorsement by the National Institute of Standards and Technology, nor is it intended to imply that the entities, materials, or equipment are necessarily the best available for the purpose. National Institute of Standards and Technology Special Publication 500-280v2 Natl. Inst. Stand. Technol. Tech. SP 580-280v2, 64 pages (November 2015) CODEN: NSPUE2 This publication is available free of charge from: http://dx.doi.org/10.6028/NIST.SP.580-280v2 TABLE OF CONTENTS Table of Contents 1 Introduction ..................................................................................................................................................... 1 2 Scope ................................................................................................................................................................... 1 3 Taxonomy and Definitions ........................................................................................................................... 3 4 System Design Considerations .................................................................................................................... 5 5 Data Format .................................................................................................................................................... 10 6 Data Quality .................................................................................................................................................... 10 7 Friction Ridges ............................................................................................................................................... 12 7.1 Friction Ridge Capture Devices ................................................................................................................. 12 7.1.1 Friction Ridge Acquisition Profiles ..................................................................................................... 15 7.1.1.1 Flat Images and Rolled Images ....................................................................................................... 16 7.1.1.2 Gray Levels........................................................................................................................................... 16 7.1.1.3 Acceptable Image Resolution ......................................................................................................... 17 7.1.1.4 Image Dimension ............................................................................................................................... 17 7.1.1.5 Compression Algorithm ................................................................................................................... 17 7.1.1.6 Compression Ratio ............................................................................................................................ 18 7.1.1.7 Simultaneous Fingers ....................................................................................................................... 18 7.1.1.8 Sensor Certification ........................................................................................................................... 18 7.2 Fingerprint Capture Unit Equipment Specifications ........................................................................... 20 7.3 Fingerprint Capture of Exemplars from Persons ................................................................................. 21 7.3.1 Capturing Fingerprints from Living Persons .................................................................................. 21 7.3.2 Capturing Fingerprints from Deceased Persons ........................................................................... 22 7.4 Capture of Latent Fingerprints from Objects ........................................................................................ 23 7.5 Palm Print Capture Unit Equipment Specifications ............................................................................ 24 7.5.1 Capturing Palm prints from Living Persons.................................................................................... 26 7.5.2 Capturing Palm Prints from Deceased Persons ............................................................................. 27 7.6 Palm Print Capture of Latent Prints from Objects ............................................................................... 27 7.7 Toe and Sole Capture of Exemplars from Persons ............................................................................... 27 7.8 Toe and Sole (Plantar) Capture of Latent Prints from Objects ......................................................... 28 7.9 Friction Ridge Interchange Requirements............................................................................................. 28 7.9.1 Image vs. Template ................................................................................................................................ 30 8 Mobile ID 2D Photographic Images .......................................................................................................... 30 8.1 Basic Equipment Requirements................................................................................................................ 31 8.2 Image Data Handling Requirements – On Device................................................................................. 33 8.2.1 Still Photograph ...................................................................................................................................... 34 8.2.2 Video .......................................................................................................................................................... 35 8.3 Face Photograph Capture Requirements ............................................................................................... 37 8.4 Face Photograph Transmission Requirements .................................................................................... 38 8.5 Scar / Mark / Tattoo (SMT) Image Capture Requirements ............................................................... 40 8.6 Scar / Mark / Tattoo (SMT) Image Transmission Requirements .................................................... 42 8.7 Forensic Dental Image Capture Requirements ..................................................................................... 42 8.8 Forensic Dental Image Transmission Requirements .......................................................................... 42 8.9 Photographic Image Capture for Other Body Parts ............................................................................. 43 8.10 Photographic Image Transmission for Other Body Parts ........................................................... 43 8.11 Biometric 2D Photo Verification and Identification -- On Device ............................................. 44 8.12 Biometric 2D Photo Verification and Identification – Off Device .............................................. 44 ii Mobile ID Device BPR Version 2.0 9 Iris Images ....................................................................................................................................................... 45 9.1 Iris Capture Devices ..................................................................................................................................... 45 9.2 Iris Image Capture ........................................................................................................................................ 47 9.3 Iris Image Transmission ............................................................................................................................. 48 10 Voice Signals ................................................................................................................................................... 50 10.1 Voice Signal Capture Devices .............................................................................................................. 50 10.2 Voice Signal Capture .............................................................................................................................. 50 10.3 Voice Signal Transmission ................................................................................................................... 52 11 Multiple Modalities in a Single Unit ......................................................................................................... 52 12 Mobile ID Use Cases ...................................................................................................................................... 53 13 Risk Profiles...................................................................................................................................................