Comparing certificates Experimental feature

You are comparing two certificates. By default, only differing attributes are shown. Use the button below to show/hide all attributes.

Showing only differing attributes.
Windows 8 and Windows Server 2012 - BitLocker
CCEVS-VR-VID-10540-2014 		MetaPKI
ANSSI-CC-2012/81
name Windows 8 and Windows Server 2012 - BitLocker MetaPKI
category Data Protection Key Management Systems
scheme US FR
not_valid_after 11.07.2017 01.09.2019
not_valid_before 07.04.2014 06.12.2012
report_link https://www.commoncriteriaportal.org/nfs/ccpfiles/files/epfiles/st_vid10540-vr.pdf https://www.commoncriteriaportal.org/nfs/ccpfiles/files/epfiles/ANSSI-CC_2012-81fr.pdf
st_link https://www.commoncriteriaportal.org/nfs/ccpfiles/files/epfiles/st_vid10540-st.pdf https://www.commoncriteriaportal.org/nfs/ccpfiles/files/epfiles/ANSSI-CC-cible_2012-81en.pdf
manufacturer Microsoft Corporation BULL S.A.
manufacturer_web https://www.microsoft.com https://www.bull.com
security_level {} EAL3+, AVA_VAN.3, ALC_FLR.3
dgst 220e0461680ea9bd d131eb2df51a5ee2
heuristics/cert_id CCEVS-VR-VID-10540-2014 ANSSI-CC-2012/81
heuristics/cert_lab US AMOSSYS
heuristics/direct_transitive_cves {} CVE-2014-2103, CVE-2014-3402, CVE-2014-3406, CVE-2011-4022, CVE-2013-1218, CVE-2013-1243
heuristics/indirect_transitive_cves {} CVE-2014-2103, CVE-2014-3402, CVE-2014-3406, CVE-2011-4022, CVE-2013-1218, CVE-2013-1243
heuristics/extracted_sars ADV_FSP.1, ALC_CMC.1, AVA_VAN.1, ATE_IND.1, ALC_CMS.1, AGD_OPE.1, AGD_PRE.1 ASE_INT.1, ALC_CMC.3, ALC_CMS.3, ASE_ECD.1, ATE_COV.2, ASE_TSS.1, ASE_SPD.1, ADV_TDS.2, ALC_DEL.1, ALC_LCD.1, ALC_FLR.3, AGD_OPE.1, AVA_VAN.3, AGD_PRE.1, ATE_FUN.1, ADV_ARC.1, ASE_OBJ.2, ATE_DPT.1, ASE_REQ.2, ALC_DVS.1, ATE_IND.2, ADV_FSP.3, ASE_CCL.1
heuristics/extracted_versions 2012, 8 -
heuristics/report_references/directly_referenced_by {} Certificate Number: 2012/81
heuristics/report_references/directly_referencing {} ANSSI-CC-2009/56
heuristics/report_references/indirectly_referenced_by {} Certificate Number: 2012/81
heuristics/report_references/indirectly_referencing {} ANSSI-CC-2009/56
heuristics/scheme_data
  • category: Encrypted Storage
  • certification_date: 07.04.2014
  • evaluation_facility: Leidos Common Criteria Testing Laboratory
  • expiration_date: 11.07.2017
  • id: CCEVS-VR-VID10540
  • product: Windows 8 and Windows Server 2012 - BitLocker
  • scheme: US
  • url: https://www.niap-ccevs.org/product/10540
  • vendor: Microsoft Corporation
heuristics/st_references/directly_referenced_by CCEVS-VR-VID-10520-2015 {}
heuristics/st_references/indirectly_referenced_by CCEVS-VR-VID-10520-2015 {}
heuristics/protection_profiles 96e7de1d0ab0577d {}
maintenance_updates
protection_profile_links https://www.commoncriteriaportal.org/nfs/ccpfiles/files/ppfiles/pp_swfde_v1.1.pdf {}
pdf_data/report_filename st_vid10540-vr.pdf ANSSI-CC_2012-81fr.pdf
pdf_data/report_frontpage
  • FR:
  • US:
    • cert_id: CCEVS-VR-VID10540-2014
    • cert_item: Microsoft Windows 8, Microsoft Windows Server 2012 Full Disk Encryption
    • cert_lab: US NIAP
  • FR:
    • cc_security_level: EAL 3 augmenté ALC_FLR.3, AVA_VAN.3
    • cc_version: Critères Communs version 3.1 révision 3
    • cert_id: ANSSI-CC-2012/81
    • cert_item: MetaPKI
    • cert_item_version: Version 9.2.5
    • cert_lab: Amossys 4 bis allée du bâtiment, 35000 Rennes, France
    • developer: BULL Rue Jean Jaures, 78340 Les Clayes sous Bois, France Commanditaire BULL Rue Jean Jaures, 78340 Les Clayes sous Bois, France
    • match_rules: ['Référence du rapport de certification(.+)Nom du produit(.+)Référence/version du produit(.+)Conformité à un profil de protection(.+)Critères d’évaluation et version(.+)Niveau d’évaluation(.+)Développeur\\(s\\)(.+)Centre d’évaluation(.+)Accords de reconnaissance applicables']
    • ref_protection_profiles: Néant
  • US:
pdf_data/report_keywords/cc_cert_id
  • US:
    • CCEVS-VR-VID10540-2014: 1
  • FR:
    • ANSSI-2009-56: 1
    • ANSSI-2010-09: 1
    • ANSSI-CC-2012/81: 16
pdf_data/report_keywords/cc_security_level
  • EAL:
    • EAL 1: 1
    • EAL 3: 3
    • EAL 5: 1
    • EAL 7: 1
    • EAL4: 2
  • ITSEC:
    • ITSEC E3 Elémentaire: 1
pdf_data/report_keywords/cc_sar
  • ADV:
    • ADV_FSP.1: 1
  • AGD:
    • AGD_OPE.1: 1
    • AGD_PRE.1: 1
  • ALC:
    • ALC_CMC.1: 1
    • ALC_CMS.1: 1
  • ATE:
    • ATE_IND.1: 1
  • AVA:
    • AVA_VAN.1: 1
  • ADV:
    • ADV_ARC: 1
    • ADV_FSP: 1
    • ADV_IMP: 1
    • ADV_INT: 1
    • ADV_SPM: 1
    • ADV_TDS: 1
  • AGD:
    • AGD_OPE: 1
    • AGD_PRE: 1
  • ALC:
    • ALC_CMC: 1
    • ALC_CMS: 1
    • ALC_DEL: 1
    • ALC_DVS: 1
    • ALC_FLR: 2
    • ALC_FLR.3: 2
    • ALC_LCD: 1
    • ALC_TAT: 1
  • ASE:
    • ASE_CCL: 1
    • ASE_ECD: 1
    • ASE_INT: 1
    • ASE_OBJ: 1
    • ASE_REQ: 1
    • ASE_SPD: 1
    • ASE_TSS: 1
  • ATE:
    • ATE_COV: 1
    • ATE_DPT: 1
    • ATE_FUN: 1
    • ATE_IND: 1
  • AVA:
    • AVA_VAN: 1
    • AVA_VAN.3: 2
pdf_data/report_keywords/vendor
  • Microsoft:
    • Microsoft: 39
    • Microsoft Corporation: 2
pdf_data/report_keywords/eval_facility
  • Leidos:
    • Leidos: 8
  • CESTI:
    • CESTI: 1
pdf_data/report_keywords/symmetric_crypto
  • DES:
    • DES:
      • DES: 1
pdf_data/report_keywords/asymmetric_crypto
  • ECC:
    • ECDH:
      • ECDH: 1
  • ECC:
    • ECC:
      • ECC: 1
  • RSA:
    • RSA 4096: 1
pdf_data/report_keywords/hash_function
  • SHA:
    • SHA1:
      • SHA-1: 1
pdf_data/report_keywords/crypto_protocol
  • SSH:
    • SSH: 1
  • TLS:
    • TLS:
      • TLS 1.0: 1
pdf_data/report_keywords/crypto_library
  • OpenSSL:
    • OpenSSL: 1
pdf_data/report_keywords/standard_id
  • CC:
    • CCMB-2012-09-001: 1
    • CCMB-2012-09-002: 1
    • CCMB-2012-09-003: 1
    • CCMB-2012-09-004: 1
  • CC:
    • CCMB-2009-07-001: 1
    • CCMB-2009-07-002: 1
    • CCMB-2009-07-003: 1
    • CCMB-2009-07-004: 1
  • PKCS:
    • PKCS#12: 2
  • RFC:
    • RFC-5280: 1
pdf_data/report_metadata
  • /Author: SAIC;NIAP
  • /Company: SAIC
  • /ContentTypeId: 0x010100E95ABE977C77374FA01078E1E1DC99C0
  • /CreationDate: D:20140408091819-04'00'
  • /Creator: Acrobat PDFMaker 10.1 for Word
  • /ModDate: D:20140408091856-04'00'
  • /Producer: Adobe PDF Library 10.0
  • /SourceModified: D:20140408131725
  • /Subject: Windows IPsec VPN Client
  • /Title: Validation Report
  • /_NewReviewCycle:
  • pdf_file_size_bytes: 170053
  • pdf_hyperlinks: {}
  • pdf_is_encrypted: False
  • pdf_number_of_pages: 14
  • /Author:
  • /CreationDate: D:20121206132257+01'00'
  • /Creator: PScript5.dll Version 5.2.2
  • /ModDate: D:20121206132257+01'00'
  • /Producer: Acrobat Distiller 9.0.0 (Windows)
  • /Title:
  • pdf_file_size_bytes: 221661
  • pdf_hyperlinks: {}
  • pdf_is_encrypted: False
  • pdf_number_of_pages: 15
pdf_data/st_filename st_vid10540-st.pdf ANSSI-CC-cible_2012-81en.pdf
pdf_data/st_keywords/cc_security_level
  • EAL:
    • EAL 3: 1
    • EAL 3 augmented: 1
pdf_data/st_keywords/cc_sar
  • ADV:
    • ADV_FSP.1: 1
  • AGD:
    • AGD_OPE.1: 1
    • AGD_OPR: 1
    • AGD_PRE: 2
    • AGD_PRE.1: 1
  • ALC:
    • ALC_CMC.1: 1
    • ALC_CMS.1: 1
  • ATE:
    • ATE_IND: 1
    • ATE_IND.1: 1
  • AVA:
    • AVA_VAN.1: 1
  • ADV:
    • ADV_ARC.1: 2
    • ADV_FSP.3: 1
    • ADV_TDS.2: 1
  • AGD:
    • AGD_OPE.1: 1
    • AGD_PRE.1: 1
  • ALC:
    • ALC_CMC.3: 1
    • ALC_CMS.3: 1
    • ALC_DEL.1: 1
    • ALC_DVS.1: 1
    • ALC_FLR.3: 5
    • ALC_LCD.1: 1
  • ASE:
    • ASE_CCL.1: 1
    • ASE_ECD.1: 1
    • ASE_INT.1: 1
    • ASE_OBJ.2: 1
    • ASE_REQ.2: 1
    • ASE_SPD.1: 1
    • ASE_TSS.1: 1
  • ATE:
    • ATE_COV.2: 1
    • ATE_DPT.1: 1
    • ATE_FUN.1: 1
    • ATE_IND.2: 1
  • AVA:
    • AVA_VAN.3: 5
pdf_data/st_keywords/cc_sfr
  • FCS:
    • FCS_CKM: 2
    • FCS_CKM.1: 61
    • FCS_CKM.1.1: 1
    • FCS_CKM_EXT: 1
    • FCS_CKM_EXT.4: 7
    • FCS_CKM_EXT.4.1: 1
    • FCS_COP: 1
    • FCS_COP.1: 56
    • FCS_COP.1.1: 1
    • FCS_RBG_EXT: 2
    • FCS_RBG_EXT.1: 11
    • FCS_RBG_EXT.1.1: 1
    • FCS_RBG_EXT.1.2: 1
  • FDP:
    • FDP_DSK_EXT: 1
    • FDP_DSK_EXT.1: 6
    • FDP_DSK_EXT.1.1: 2
    • FDP_DSK_EXT.1.2: 1
    • FDP_DSK_EXT.1.3: 1
    • FDP_DSK_EXT.1.4: 1
    • FDP_HIB_EXT.1.1: 2
  • FIA:
    • FIA_AUT_EXT: 1
    • FIA_AUT_EXT.1: 6
    • FIA_AUT_EXT.1.1: 3
    • FIA_AUT_EXT.1.2: 1
    • FIA_AUT_EXT.1.3: 1
    • FIA_AUT_EXT.1.4: 1
  • FMT:
    • FMT_COP.1: 1
    • FMT_SMF: 1
    • FMT_SMF.1: 6
    • FMT_SMF.1.1: 1
  • FPT:
    • FPT_TST_EXT: 1
    • FPT_TST_EXT.1: 6
    • FPT_TST_EXT.1.1: 1
    • FPT_TUD_EXT: 1
    • FPT_TUD_EXT.1: 6
    • FPT_TUD_EXT.1.1: 1
    • FPT_TUD_EXT.1.2: 1
    • FPT_TUD_EXT.1.3: 1
  • FAU:
    • FAU_GEN.1: 12
    • FAU_GEN.1.1: 1
    • FAU_GEN.1.2: 1
    • FAU_GEN.2: 3
    • FAU_GEN.2.1: 1
    • FAU_SEL.1: 3
    • FAU_SEL.1.1: 1
    • FAU_STG.1: 5
    • FAU_STG.1.1: 1
    • FAU_STG.1.2: 1
    • FAU_STG.3: 1
    • FAU_STG.4: 3
    • FAU_STG.4.1: 1
  • FCO:
    • FCO_NRO.2: 1
    • FCO_NRO_CIMC.3: 6
    • FCO_NRO_CIMC.3.1: 1
    • FCO_NRO_CIMC.3.2: 1
    • FCO_NRO_CIMC.3.3: 1
    • FCO_NRO_CIMC.4: 4
    • FCO_NRO_CIMC.4.1: 1
    • FCO_NRO_CIMC.4.2: 1
  • FCS:
    • FCS_CKM.4: 2
    • FCS_CKM_CIMC.5: 4
    • FCS_CKM_CIMC.5.1: 1
  • FDP:
    • FDP_ACC.1: 11
    • FDP_ACC.1.1: 1
    • FDP_ACF.1: 7
    • FDP_ACF.1.1: 1
    • FDP_ACF.1.2: 1
    • FDP_ACF.1.3: 1
    • FDP_ACF.1.4: 1
    • FDP_ACF_CIMC.2: 4
    • FDP_ACF_CIMC.2.1: 1
    • FDP_ACF_CIMC.2.2: 1
    • FDP_ACF_CIMC.3: 4
    • FDP_ACF_CIMC.3.1: 1
    • FDP_CIMC_BKP.1: 6
    • FDP_CIMC_BKP.1.1: 1
    • FDP_CIMC_BKP.1.2: 1
    • FDP_CIMC_BKP.1.3: 1
    • FDP_CIMC_BKP.1.4: 1
    • FDP_CIMC_BKP.2: 4
    • FDP_CIMC_BKP.2.1: 1
    • FDP_CIMC_BKP.2.2: 1
    • FDP_CIMC_CER.1: 5
    • FDP_CIMC_CER.1.1: 1
    • FDP_CIMC_CER.1.2: 1
    • FDP_CIMC_CER.1.3: 1
    • FDP_CIMC_CER.1.4: 1
    • FDP_CIMC_CRL.1: 4
    • FDP_CIMC_CRL.1.1: 1
    • FDP_CIMC_CSE.1: 4
    • FDP_CIMC_CSE.1.1: 1
    • FDP_CIMC_OCSP.1: 4
    • FDP_CIMC_OCSP.1.1: 1
    • FDP_ETC_CIMC.4: 1
    • FDP_ETC_CIMC.5: 5
    • FDP_ETC_CIMC.5.1: 1
    • FDP_ITT.1: 5
    • FDP_ITT.1.1: 1
    • FDP_SDI_CIMC.3: 4
    • FDP_SDI_CIMC.3.1: 1
    • FDP_SDI_CIMC.3.2: 1
    • FDP_UCT.1: 3
    • FDP_UCT.1.1: 1
  • FIA:
    • FIA_ATD.1: 6
    • FIA_ATD.1.1: 1
    • FIA_UAU.1: 3
    • FIA_UAU.1.1: 1
    • FIA_UAU.1.2: 1
    • FIA_UID.1: 9
    • FIA_UID.1.1: 1
    • FIA_UID.1.2: 1
    • FIA_USB.1: 3
    • FIA_USB.1.1: 1
    • FIA_USB.1.2: 1
    • FIA_USB.1.3: 1
  • FMT:
    • FMT_MOF.1: 13
    • FMT_MOF.1.1: 1
    • FMT_MOF_CIMC.2: 1
    • FMT_MOF_CIMC.3: 8
    • FMT_MOF_CIMC.3.1: 1
    • FMT_MOF_CIMC.3.2: 1
    • FMT_MOF_CIMC.3.3: 1
    • FMT_MOF_CIMC.3.4: 1
    • FMT_MOF_CIMC.4: 1
    • FMT_MOF_CIMC.5: 8
    • FMT_MOF_CIMC.5.1: 1
    • FMT_MOF_CIMC.5.2: 1
    • FMT_MOF_CIMC.5.3: 1
    • FMT_MOF_CIMC.6: 8
    • FMT_MOF_CIMC.6.1: 1
    • FMT_MOF_CIMC.6.2: 1
    • FMT_MOF_CIMC.6.3: 1
    • FMT_MSA.1: 6
    • FMT_MSA.1.1: 1
    • FMT_MSA.3: 6
    • FMT_MSA.3.1: 1
    • FMT_MSA.3.2: 1
    • FMT_MTD.1: 7
    • FMT_MTD.1.1: 2
    • FMT_MTD_CIMC.4: 5
    • FMT_MTD_CIMC.4.1: 1
    • FMT_MTD_CIMC.5: 6
    • FMT_MTD_CIMC.5.1: 1
    • FMT_MTD_CIMC.6: 1
    • FMT_MTD_CIMC.7: 6
    • FMT_MTD_CIMC.7.1: 1
    • FMT_SMF.1: 5
    • FMT_SMR.1: 1
    • FMT_SMR.2: 19
    • FMT_SMR.2.1: 1
    • FMT_SMR.2.2: 1
    • FMT_SMR.2.3: 1
  • FPT:
    • FPT_CIMC_TSP.1: 5
    • FPT_CIMC_TSP.1.1: 1
    • FPT_CIMC_TSP.1.2: 1
    • FPT_CIMC_TSP.1.3: 1
    • FPT_CIMC_TSP.1.4: 1
    • FPT_ITC.1: 5
    • FPT_ITC.1.1: 1
    • FPT_ITT.1: 3
    • FPT_ITT.1.1: 1
    • FPT_RVM.1: 3
    • FPT_STM.1: 5
    • FPT_STM.1.1: 1
  • FTP:
    • FTP_ITC.1: 1
    • FTP_TRP.1: 2
pdf_data/st_keywords/cc_claims
  • A:
    • A.AUTHORIZED_USER: 2
    • A.ET_AUTH_USE_ONLY: 2
    • A.PASSPHRASE_BASED_AUTH_FACTOR: 2
    • A.PROTECT_INTEGRITY: 2
    • A.SHUTDOWN: 2
    • A.TPM_PIN_ANTI-HAMMER: 2
    • A.TRAINED_ADMINISTRATORS: 2
  • O:
    • O.AUTHORIZATION: 1
    • O.CORRECT_TSF_OPERATION: 1
    • O.DEK_SECURITY: 1
    • O.ENCRYPT_ALL: 1
    • O.KEY_MATERIAL_COMPROMISE: 1
    • O.MANAGE: 1
    • O.OWNERSHIP: 1
    • O.POWER_SAVE: 1
    • O.SHUTDOWN: 1
    • O.TRUSTED_UPDATE: 1
  • OE:
    • OE.PASSPHRASE_STRENGTH: 1
    • OE.RESTRICTED_FUNCTIONS: 1
    • OE.SINGLE_USE_ET: 1
    • OE.STRONG_ENVIRONMENT_: 1
    • OE.TRAINED_USERS: 1
  • T:
    • T.KEYING_MATERIAL_: 1
    • T.KEYSPACE_EXHAUST: 1
    • T.PERSISTENT_INFORMATION: 1
    • T.TSF_: 1
    • T.UNAUTHORIZED_DISK_ACCESS: 1
    • T.UNAUTHORIZED_UPDATE: 1
    • T.UNSAFE_AUTHFACTOR_VERIFICATION: 1
  • A:
    • A.CPS: 1
  • O:
    • O.CPS: 1
pdf_data/st_keywords/vendor
  • Cisco:
    • Cisco: 1
  • Microsoft:
    • Microsoft: 97
    • Microsoft Corporation: 4
  • Gemalto:
    • Gemalto: 1
  • Microsoft:
    • Microsoft: 1
pdf_data/st_keywords/symmetric_crypto
  • AES_competition:
    • AES:
      • AES: 41
      • AES-: 1
      • AES-128: 6
      • AES-256: 4
    • RC:
      • RC4: 1
  • DES:
    • 3DES:
      • 3DES: 1
    • DES:
      • DES: 2
  • constructions:
    • MAC:
      • CBC-MAC: 3
      • CMAC: 1
      • HMAC: 1
      • HMAC-SHA-256: 1
      • HMAC-SHA-512: 1
pdf_data/st_keywords/asymmetric_crypto
  • ECC:
    • ECDH:
      • ECDH: 8
    • ECDSA:
      • ECDSA: 5
  • FF:
    • DH:
      • DH: 1
      • Diffie-Hellman: 2
    • DSA:
      • DSA: 2
  • ECC:
    • ECC:
      • ECC: 1
pdf_data/st_keywords/hash_function
  • SHA:
    • SHA1:
      • SHA-1: 2
      • SHA1: 1
    • SHA2:
      • SHA-2: 1
      • SHA-256: 6
      • SHA-384: 1
      • SHA-512: 1
      • SHA256: 4
pdf_data/st_keywords/crypto_scheme
  • KEX:
    • Key Exchange: 1
  • MAC:
    • MAC: 1
  • KEX:
    • Key exchange: 1
  • MAC:
    • MAC: 12
pdf_data/st_keywords/crypto_protocol
  • IKE:
    • IKE: 1
  • TLS:
    • SSL:
      • SSL: 1
    • TLS:
      • TLS: 1
  • VPN:
    • VPN: 1
  • TLS:
    • TLS:
      • TLS: 9
pdf_data/st_keywords/randomness
  • DUAL_EC:
    • DUAL EC DRBG: 8
  • PRNG:
    • DRBG: 21
    • PRNG: 1
  • RNG:
    • RBG: 13
    • RNG: 8
pdf_data/st_keywords/cipher_mode
  • CBC:
    • CBC: 6
  • CCM:
    • CCM: 11
  • ECB:
    • ECB: 7
  • GCM:
    • GCM: 2
pdf_data/st_keywords/ecc_curve
  • NIST:
    • P-256: 2
    • P-384: 2
pdf_data/st_keywords/standard_id
  • FIPS:
    • FIPS 140: 4
    • FIPS 140-2: 3
    • FIPS 180-3: 1
    • FIPS 186-3: 2
    • FIPS 197: 1
    • FIPS PUB 186-3: 1
    • FIPS PUB 197: 1
  • NIST:
    • NIST SP 800-38A: 1
    • NIST SP 800-38C: 1
    • NIST SP 800-38F: 1
    • NIST SP 800-90: 4
    • SP 800-56A: 1
    • SP 800-90: 2
  • PKCS:
    • PKCS #1: 3
  • X509:
    • X.509: 1
  • FIPS:
    • FIPS 140: 1
    • FIPS 140-1: 13
  • PKCS:
    • PKCS#11: 1
    • PKCS#12: 8
    • PKCS#5: 2
  • RFC:
    • RFC 2560: 7
    • RFC 5280: 5
    • RFC-5280: 1
    • RFC-5820: 1
    • RFC3161: 2
  • X509:
    • X.509: 9
pdf_data/st_keywords/certification_process
  • OutOfScope:
    • out of scope: 1
    • wich allows to redirect all logs produced by MetaPKI to Syslog server. This functionality is out of scope of TOE. 1.3.2 Technical Architecture The TOE design is very modular and flexible, the functional: 1
pdf_data/st_metadata
  • /Author:
  • /CreationDate: D:20121205142435+01'00'
  • /Creator: PScript5.dll Version 5.2.2
  • /ModDate: D:20121205142435+01'00'
  • /Producer: Acrobat Distiller 9.0.0 (Windows)
  • /Title:
  • pdf_file_size_bytes: 521962
  • pdf_hyperlinks: {}
  • pdf_is_encrypted: False
  • pdf_number_of_pages: 72
state/report/pdf_hash Different Different
state/report/txt_hash Different Different
state/st/pdf_hash Different Different
state/st/txt_hash Different Different