Microsoft Common Criteria Security Target Microsoft Windows Common Criteria Evaluation Microsoft Windows 10 version 1903 (May 2019 Update) Microsoft Windows Server version 1903 (May 2019 Update) Security Target Document Information Version Number 0.04 Updated On July 19, 2019 Microsoft © 2019 Page 1 of 126 Microsoft Common Criteria Security Target Version History Version Date Summary of changes 0.01 March 23, 2019 Initial draft 0.02 June 18, 2019 Updates from evaluation, switched to GP OS PP 4.2.1 0.03 July 19, 2019 Final version for certification body 0.04 July 19, 2019 Version for publication Microsoft © 2019 Page 2 of 126 Microsoft Common Criteria Security Target This is a preliminary document and may be changed substantially prior to final commercial release of the software described herein. The information contained in this document represents the current view of Microsoft Corporation on the issues discussed as of the date of publication. 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Microsoft © 2019 Page 3 of 126 Microsoft Common Criteria Security Target TABLE OF CONTENTS SECURITY TARGET .........................................................................................................................1 VERSION HISTORY ..............................................................................................................................2 TABLE OF CONTENTS ........................................................................................................................4 LIST OF TABLES .................................................................................................................................7 1 SECURITY TARGET INTRODUCTION ......................................................................................9 1.1 ST REFERENCE ........................................................................................................................9 1.2 TOE REFERENCE......................................................................................................................9 1.3 TOE OVERVIEW ......................................................................................................................9 1.3.1 TOE TYPES ....................................................................................................................................... 9 1.3.2 TOE USAGE .................................................................................................................................... 10 1.3.3 TOE SECURITY SERVICES ................................................................................................................... 10 1.3.4 NON-TOE HARDWARE, SOFTWARE, FIRMWARE IN THE EVALUATION ....................................................... 12 1.4 TOE DESCRIPTION ................................................................................................................. 12 1.4.1 EVALUATED CONFIGURATIONS ........................................................................................................... 12 1.4.2 SECURITY ENVIRONMENT AND TOE BOUNDARY ................................................................................... 13 1.4.2.1 Logical Boundaries ...................................................................................................................... 13 1.4.2.2 Physical Boundaries .................................................................................................................... 13 1.5 PRODUCT DESCRIPTION .......................................................................................................... 15 1.6 CONVENTIONS, TERMINOLOGY, ACRONYMS ................................................................................ 15 1.6.1 CONVENTIONS ................................................................................................................................ 15 1.6.2 TERMINOLOGY ................................................................................................................................ 15 1.6.3 ACRONYMS..................................................................................................................................... 19 1.7 ST OVERVIEW AND ORGANIZATION ........................................................................................... 19 2 CC CONFORMANCE CLAIMS ............................................................................................... 20 3 SECURITY PROBLEM DEFINITION ........................................................................................ 21 3.1 THREATS TO SECURITY ............................................................................................................ 21 3.2 ORGANIZATIONAL SECURITY POLICIES ......................................................................................... 22 3.3 SECURE USAGE ASSUMPTIONS .................................................................................................. 22 4 SECURITY OBJECTIVES ....................................................................................................... 24 Microsoft © 2019 Page 4 of 126 Microsoft Common Criteria Security Target 4.1 TOE SECURITY OBJECTIVES ...................................................................................................... 24 4.2 SECURITY OBJECTIVES FOR THE OPERATIONAL ENVIRONMENT .......................................................... 25 5 SECURITY REQUIREMENTS ................................................................................................. 27 5.1 TOE SECURITY FUNCTIONAL REQUIREMENTS ............................................................................... 27 5.1.1 SECURITY AUDIT (FAU) .................................................................................................................... 29 5.1.1.1 Audit Data Generation (FAU_GEN.1) and FAU_GEN.1(WLAN) ................................................... 29 5.1.2 CRYPTOGRAPHIC SUPPORT (FCS) ....................................................................................................... 30 5.1.2.1 Cryptographic Support for GP OS PP .......................................................................................... 30 5.1.2.2 Cryptographic Support for WLAN Client EP ................................................................................ 33 5.1.3 USER DATA PROTECTION (FDP) ......................................................................................................... 35 5.1.4 IDENTIFICATION AND AUTHENTICATION (FIA)....................................................................................... 35 5.1.4.1 Identification and Authentication for GP OS PP ......................................................................... 35 5.1.4.2 Identification and Authentication for WLAN Client EP ............................................................... 37 5.1.5 SECURITY MANAGEMENT (FMT) ....................................................................................................... 37 5.1.5.1 Security Management for GP OS PP ........................................................................................... 37 5.1.5.2 Security Management for WLAN Client EP ................................................................................. 38 5.1.6 PROTECTION OF THE TSF (FPT) ......................................................................................................... 39 5.1.6.1 Protection of the TSF for GP OS PP ............................................................................................. 39 5.1.6.2 Protection of the TSF for WLAN Client EP ................................................................................... 40 5.1.7 TOE ACCESS (FTA) .......................................................................................................................... 41 5.1.7.1 TOE Access for GP OS PP ............................................................................................................