ISO/IEC 15408-2:2022

INTERNATIONAL ISO/IEC
STANDARD 15408-2
Fourth edition
2022-08
Information security, cybersecurity
and privacy protection — Evaluation
criteria for IT security —
Part 2:
Security functional components
Sécurité de l'information, cybersécurité et protection de la vie
privée — Critères d'évaluation pour la sécurité des technologies de
l'information —
Partie 2: Composants fonctionnels de sécurité
Reference number
© ISO/IEC 2022
© ISO/IEC 2022
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Published in Switzerland
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© ISO/IEC 2022 – All rights reserved

Contents Page
Foreword . xv
Introduction . xvii
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Abbreviated terms . 3
5 Overview . 4
5.1 General . 4
5.2 Organization of this document . . 4
6 Functional requirements paradigm . .5
7 Security functional components .9
7.1 Overview . 9
7.1.1 General . 9
7.1.2 Class structure . 9
7.1.3 Family structure . 10
7.1.4 Component structure . 11
7.2 Component catalogue .13
8 Class FAU: Security audit .14
8.1 Class description . 14
8.2 Security audit automatic response (FAU_ARP) . 15
8.2.1 Family behaviour .15
8.2.2 Components leveling and description . 15
8.2.3 Management of FAU_ARP.1 . 15
8.2.4 Audit of FAU_ARP.1 . 15
8.2.5 FAU_ARP.1 Security alarms . 15
8.3 Security audit data generation (FAU_GEN) . 15
8.3.1 Family behaviour . 15
8.3.2 Components leveling and description . 15
8.3.3 Management of FAU_GEN.1, FAU_GEN.2 . 16
8.3.4 Audit of FAU_GEN.1, FAU_GEN.2. 16
8.3.5 FAU_GEN.1 Audit data generation . 16
8.3.6 FAU_GEN.2 User identity association . 16
8.4 Security audit analysis (FAU_SAA) . 17
8.4.1 Family behaviour . 17
8.4.2 Components leveling and description . 17
8.4.3 Management of FAU_SAA.1 . 17
8.4.4 Management of FAU_SAA.2 . 18
8.4.5 Management of FAU_SAA.3 . 18
8.4.6 Management of FAU_SAA.4 . 18
8.4.7 Audit of FAU_SAA.1, FAU_SAA.2, FAU_SAA.3, FAU_SAA.4 . 18
8.4.8 FAU_SAA.1 Potential violation analysis . 18
8.4.9 FAU_SAA.2 Profile based anomaly detection . 18
8.4.10 FAU_SAA.3 Simple attack heuristics . 19
8.4.11 FAU_SAA.4 Complex attack heuristics . 19
8.5 Security audit review (FAU_SAR) . 20
8.5.1 Family behaviour .20
8.5.2 Components leveling and description . 20
8.5.3 Management of FAU_SAR.1 . 20
8.5.4 Management of FAU_SAR.2, FAU_SAR.3 . 20
8.5.5 Audit of FAU_SAR.1 . .20
8.5.6 Audit of FAU_SAR.2 . 21
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8.5.7 Audit of FAU_SAR.3 . 21
8.5.8 FAU_SAR.1 Audit review . 21
8.5.9 FAU_SAR.2 Restricted audit review . 21
8.5.10 FAU_SAR.3 Selectable audit review . 21
8.6 Security audit event selection (FAU_SEL) . 22
8.6.1 Family behaviour .22
8.6.2 Components leveling and description . 22
8.6.3 Management of FAU_SEL.1 . 22
8.6.4 Audit of FAU_SEL.1.22
8.6.5 FAU_SEL.1 Selective audit . 22
8.7 Security audit data storage (FAU_STG) . 22
8.7.1 Family behaviour .22
8.7.2 Components leveling and description . 23
8.7.3 Management of FAU_STG.1 . 23
8.7.4 Management of FAU_STG.2 . 23
8.7.5 Management of FAU_STG.3 . 23
8.7.6 Management of FAU_STG.4 . 23
8.7.7 Management of FAU_STG.5 . 23
8.7.8 Audit of FAU_STG.1 . 24
8.7.9 Audit of FAU_STG.2, FAU_STG.3 . 24
8.7.10 Audit of FAU_STG.4 . 24
8.7.11 Audit of FAU_STG.5 . 24
8.7.12 FAU_STG.1 Audit data storage location . 24
8.7.13 FAU_STG.2 Protected audit data storage . 24
8.7.14 FAU_STG.3 Guarantees of audit data availability . 25
8.7.15 FAU_STG.4 Action in case of possible audit data loss . 25
8.7.16 FAU_STG.5 Prevention of audit data loss . 25
9 Class FCO: Communication .25
9.1 Class description .25
9.2 Non-repudiation of origin (FCO_NRO) . 26
9.2.1 Family behaviour .26
9.2.2 Components leveling and description . 26
9.2.3 Management of FCO_NRO.1, FCO_NRO.2 . 26
9.2.4 Audit of FCO_NRO.1 .26
9.2.5 Audit of FCO_NRO.2 . 27
9.2.6 FCO_NRO.1 Selective proof of origin . 27
9.2.7 FCO_NRO.2 Enforced proof of origin . 27
9.3 Non-repudiation of receipt (FCO_NRR) .28
9.3.1 Family behaviour .28
9.3.2 Components leveling and description .28
9.3.3 Management of FCO_NRR.1, FCO_NRR.2 .28
9.3.4 Audit of FCO_NRR.1.28
9.3.5 Audit of FCO_NRR.2 .28
9.3.6 FCO_NRR.1 Selective proof of receipt .29
9.3.7 FCO_NRR.2 Enforced proof of receipt .29
10 Class FCS: Cryptographic support .29
10.1 Class description .29
10.2 Cryptographic key management (FCS_CKM) .30
10.2.1 Family behaviour .30
10.2.2 Components leveling and description .30
10.2.3 Management of FCS_CKM.1, FCS_CKM.2, FCS_CKM.3, FCS_CKM.5, CKM.6 . 31
10.2.4 Audit of FCS_CKM.1, FCS_CKM.2, FCS_CKM.3, FCS_CKM.5, CKM.6 . 31
10.2.5 FCS_CKM.1 Cryptographic key generation . 31
10.2.6 FCS_CKM.2 Cryptographic key distribution . 32
10.2.7 FCS_CKM.3 Cryptographic key access . 32
10.2.8 FCS_CKM.4 Cryptographic key destruction . 32
10.2.9 FCS_CKM.5 Cryptographic key derivation . 33
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10.2.10 FCS_CKM.6 Timing and event of cryptographic key destruction .33
10.3 Cryptographic operation (FCS_COP) . 33
10.3.1 Family behaviour .33
10.3.2 Components leveling and description . 33
10.3.3 Management of FCS_COP.1 .34
10.3.4 Audit of FCS_COP.1 .34
10.3.5 FCS_COP.1 Cryptographic operation .34
10.4 Random bit generation (FCS_RBG) .34
10.4.1 Family behaviour .34
10.4.2 Components leveling and description .34
10.4.3 Management of FCS_RBG.1, FCS_RBG.2, FCS_RBG.3, FCS_RBG.4, FCS_
RBG.5, FCS_RBG.6 . 35
10.4.4 Audit of FCS_RBG.1, FCS_RBG.2 . 35
10.4.5 Audit of FCS_RBG.3, FCS_RBG.4, FCS_RBG.5, FCS_RBG.6 . 35
10.4.6 FCS_RBG.1 Random bit generation (RBG) . 35
10.4.7 FCS_RBG.2 Random bit generation (external seeding) .36
10.4.8 FCS_RBG.3 Random bit generation (internal seeding – single source) .36
10.4.9 FCS_RBG.4 Random bit generation (internal seeding – multiple sources) . 37
10.4.10 FCS_RBG.5 Random bit generation (combining noise sources) . 37
10.4.11 FCS_RBG.6 Random bit generation service . 37
10.5 Generation of random numbers (FCS_RNG) . 37
10.5.1 Family behaviour . 37
10.5.2 Components leveling and description .38
10.5.3 Management of FCS_RNG.1 .38
10.5.4 Audit of FCS_RNG.1 .38
10.5.5 FCS_RNG.1 Random number generation .38
11 Class FDP: User data protection.38
11.1 Class description .38
11.2 Access control policy (FDP_ACC) .40
11.2.1 Family behaviour .40
11.2.2 Components leveling and description . 41
11.2.3 Management of FDP_ACC.1, FDP_ACC.2 . 41
11.2.4 Audit of FDP_ACC.1, FDP_ACC.2 . 41
11.2.5 FDP_ACC.1 Subset access control . 41
11.2.6 FDP_ACC.2 Complete access control . 41
11.3 Access control functions (FDP_ACF) . 42
11.3.1 Family behaviour . 42
11.3.2 Components leveling and description . 42
11.3.3 Management of FDP_ACF.1 . 42
11.3.4 Audit of FDP_ACF.1 . 42
11.3.5 FDP_ACF.1 Security attribute-based access control . 42
11.4 Data authentication (FDP_DAU) . 43
11.4.1 Family behaviour . 43
11.4.2 Components leveling and description . 43
11.4.3 Management of FDP_DAU.1, FDP_DAU.2 . 43
11.4.4 Audit of FDP_DAU.1 . 43
11.4.5 Audit of FDP_DAU.2 .44
11.4.6 FDP_DAU.1 Basic Data Authentication .44
11.4.7 FDP_DAU.2 Data Authentication with Identity of Guarantor .44
11.5 Export from the TOE (FDP_ETC) .44
11.5.1 Family behaviour .44
11.5.2 Components leveling and description . 45
11.5.3 Management of FDP_ETC.1 . 45
11.5.4 Management of FDP_ETC.2 . 45
11.5.5 Audit of FDP_ETC.1, FDP_ETC.2 . 45
11.5.6 FDP_ETC.1 Export of user data without security attributes . 45
11.5.7 FDP_ETC.2 Export of user data with security attributes . 45
11.6 Information flow control policy (FDP_IFC) .46
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11.6.1 Family behaviour .46
11.6.2 Components leveling and description .46
11.6.3 Management of FDP_IFC.1, FDP_IFC.2 . 47
11.6.4 Audit of FDP_IFC.1, FDP_IFC.2 . 47
11.6.5 FDP_IFC.1 Subset information flow control. 47
11.6.6 FDP_IFC.2 Complete information flow control . 47
11.7 Information flow control functions (FDP_IFF) . 47
11.7.1 Family behaviour . 47
11.7.2 Components leveling and description .48
11.7.3 Management of FDP_IFF.1, FDP_IFF.2 .48
11.7.4 Management of FDP_IFF.3, FDP_IFF.4, FDP_IFF.5 .48
11.7.5 Management of FDP_IFF.6 .49
11.7.6 Audit of FDP_IFF.1, FDP_IFF.2, FDP_IFF.5 .49
11.7.7 Audit of FDP_IFF.3, FDP_IFF.4, FDP_IFF.6 .49
11.7.8 FDP_IFF.1 Simple security attributes .49
11.7.9 FDP_IFF.2 Hierarchical security attributes .50
11.7.10 FDP_IFF.3 Limited illicit information flows. 51
11.7.11 FDP_IFF.4 Partial elimination of illicit information flows . 51
11.7.12 FDP_IFF.5 No illicit information flows . 51
11.7.13 FDP_IFF.6 Illicit information flow monitoring . 51
11.8 Information Retention Control (FDP_IRC) . 52
11.8.1 Family behaviour . 52
11.8.2 Components leveling and description . 52
11.8.3 Management of FDP_IRC.1 . . 53
11.8.4 Audit of FDP_IRC.1 .53
11.8.5 FDP_IRC.1 Information retention control . 53
11.9 Import from outside of the TOE (FDP_ITC) . 53
11.9.1 Family behaviour . 53
11.9.2 Components leveling and description . 53
11.9.3 Management of FDP_ITC.1, FDP_ITC.2 .54
11.9.4 Audit of FDP_ITC.1, FDP_ITC.2 .54
11.9.5 FDP_ITC.1 Import of user data without security attributes .54
11.9.6 FDP_ITC.2 Import of user data with security attributes .54
11.10 Internal TOE transfer (FDP_ITT) . 55
11.10.1 Family behaviour .55
11.10.2 Components leveling and description . 55
11.10.3 Management of FDP_ITT.1, FDP_ITT.2 . 55
11.10.4 Management of FDP_ITT.3, FDP_ITT.4 .56
11.10.5 Audit of FDP_ITT.1, FDP_ITT.2 .56
11.10.6 Audit of FDP_ITT.3, FDP_ITT.4 .56
11.10.7 FDP_ITT.1 Basic internal transfer protection .56
11.10.8 FDP_ITT.2 Transmission separation by attribute .56
11.10.9 FDP_ITT.3 Integrity monitoring . 57
11.10.10 .
FDP_ITT.4 Attribute-based integrity monitoring . 57
11.11 Residual information protection (FDP_RIP) . 57
11.11.1 Family behaviour . 57
11.11.2 Components leveling and description .58
11.11.3 Management of FDP_RIP.1, FDP_RIP.2 .58
11.11.4 Audit of FDP_RIP.1, FDP_RIP.2 .58
11.11.5 FDP_RIP.1 Subset residual information protection .58
11.11.6 FDP_RIP.2 Full residual information protection .58
11.12 Rollback (FDP_ROL) . 59
11.12.1 Family behaviour . 59
11.12.2 Components leveling and description . 59
11.12.3 Management of FDP_ROL.1, FDP_ROL.2 . 59
11.12.4 Audit of FDP_ROL.1, FDP_ROL.2 . 59
11.12.5 FDP_ROL.1 Basic rollback . 59
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11.12.6 FDP_ROL.2 Advanced rollback .60
11.13 Stored data confidentiality (FDP_SDC) .60
11.13.1 Family behaviour .60
11.13.2 Components leveling and description .60
11.13.3 Management of FDP_SDC.1, FDP_SDC.2 .60
11.13.4 Audit of FDP_SDC.1, FDP_SDC.2 . 61
11.13.5 FDP_SDC.1 Stored data confidentiality . 61
11.13.6 FDP_SDC.2 Stored data confidentiality with dedicated method . 61
11.14 Stored data integrity (FDP_SDI) . 61
11.14.1 Family behaviour . 61
11.14.2 Components leveling and description . 61
11.14.3 Management of FDP_SDI.1 . 62
11.14.4 Management of FDP_SDI.2 . 62
11.14.5 Audit of FDP_SDI.1 . 62
11.14.6 Audit of FDP_SDI.2 . 62
11.14.7 FDP_SDI.1 Stored data integrity monitoring . 62
11.14.8 FDP_SDI.2 Stored data integrity monitoring and action . 62
11.15 Inter-TSF user data confidentiality transfer protection (FDP_UCT) .63
11.15.1 Family behaviour .63
11.15.2 Components leveling and description .63
11.15.3 Management of FDP_UCT.1 .63
11.15.4 Audit of FDP_UCT.1 .63
11.15.5 FDP_UCT.1 Basic data exchange confidentiality .63
11.16 Inter-TSF user data integrity transfer protection (FDP_UIT) .64
11.16.1 Family behaviour .64
11.16.2 Components leveling and description .64
11.16.3 Management of FDP_UIT.1, FDP_UIT.2, FDP_UIT.3 .64
11.16.4 Audit of FDP_UIT.1 .64
11.16.5 Audit of FDP_UIT.2, FDP_UIT.3 .65
11.16.6 FDP_UIT.1 Data exchange integrity .65
11.16.7 FDP_UIT.2 Source data exchange recovery .65
11.16.8 FDP_UIT.3 Destination data exchange recovery.66
12 Class FIA: Identification and authentication .66
12.1 Class description .66
12.2 Authentication failures (FIA_AFL) . 67
12.2.1 Family behaviour . 67
12.2.2 Components leveling and description . 67
12.2.3 Management of FIA_AFL.1 .68
12.2.4 Audit of FIA_AFL.1 .68
12.2.5 FIA_AFL.1 Authentication failure handling .68
12.3 Authentication proof of identity (FIA_API) .
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