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.
Thales Operator Terminal Adapter (OTA)
SERTIT-012
STMicroelectronics ST23YT66/34A Secure Microcontrollers
ANSSI-CC-2010/23
name Thales Operator Terminal Adapter (OTA) STMicroelectronics ST23YT66/34A Secure Microcontrollers
category Other Devices and Systems ICs, Smart Cards and Smart Card-Related Devices and Systems
scheme NO FR
not_valid_before 24.03.2010 23.08.2010
report_link https://www.commoncriteriaportal.org/nfs/ccpfiles/files/epfiles/20100324_SERTIT-012%20_CR_v1_0.pdf https://www.commoncriteriaportal.org/nfs/ccpfiles/files/epfiles/ANSSI-CC_2010-23en.pdf
st_link https://www.commoncriteriaportal.org/nfs/ccpfiles/files/epfiles/OTA_Security_Target_ed6_2_2.pdf https://www.commoncriteriaportal.org/nfs/ccpfiles/files/epfiles/ANSSI-CC-cible_2010-23en.pdf
manufacturer Thales Norway AS STMicroelectronics
manufacturer_web https://www.thales.no/ https://www.st.com/
security_level EAL5+, ALC_FLR.3 ALC_DVS.2, EAL5+, AVA_VAN.5
dgst 85d4d4eb7fb5338e 2fd88b08774f5db3
heuristics/cert_id SERTIT-012 ANSSI-CC-2010/23
heuristics/cert_lab [] SERMA
heuristics/extracted_sars ALC_LCD.2, AGD_USR.1, AVA_SOF.1, ATE_COV.2, AVA_MSU.2, ATE_DPT.2, AGD_ADM.1, ALC_FLR.3, ADV_INT.1, ADV_RCR.2, ATE_FUN.1, ADV_IMP.2, ALC_TAT.2, AVA_VLA.3, ADV_HLD.3, ALC_DVS.1, ADV_SPM.3, ATE_IND.2, ADV_LLD.1, ADV_FSP.3, AVA_CCA.1 AGD_PRE.1, ATE_COV.2, ALC_TAT.2, ALC_CMS.5, ATE_FUN.1, AVA_VAN.5, ALC_DEL.1, ATE_DPT.3, ATE_IND.2, ADV_TDS.4, ALC_LCD.1, ALC_DVS.2, ADV_ARC.1, ADV_FSP.5, AGD_OPE.1, ADV_INT.2, ALC_CMC.4, ADV_IMP.1
heuristics/report_references/directly_referenced_by {} ANSSI-CC-2010/24
heuristics/report_references/directly_referencing SERTIT-006, SERTIT-003 ANSSI-CC-2010/24
heuristics/report_references/indirectly_referenced_by {} ANSSI-CC-2010/24, ANSSI-CC-2010/23
heuristics/report_references/indirectly_referencing SERTIT-006, SERTIT-003 ANSSI-CC-2010/24, ANSSI-CC-2010/23
heuristics/scheme_data
  • category: Other Devices and Systems
  • certification_date: 24.03.2010
  • developer: Thales Norway AS
  • enhanced:
    • category: Other Devices and Systems
    • cert_id: SERTIT-012
    • certification_date: 24.03.2010
    • description: Thales Operator Terminal Adapter (OTA) is a part of the Voice Communication System (VCS) used in operation sites. The main purpose of the OTA is to provide the capabilities required to handle all voice presented at the Operator Controller Position (OCP) and to perform required red/black separation of voice and data
    • developer: Thales Norway AS
    • documents: frozendict({'cert': [frozendict({'href': 'https://sertit.no/getfile.php/134647-1607950011/SERTIT/Sertifikater/2010/12/20100324_SERTIT-012_Certificate.pdf'})], 'target': [frozendict({'href': 'https://sertit.no/getfile.php/134644-1609931839/SERTIT/Sertifikater/2010/12/OTA_Security_Target_ed6_2_2.pdf'})], 'report': [frozendict({'href': 'https://sertit.no/getfile.php/134665-1607950035/SERTIT/Sertifikater/2010/12/20100324_SERTIT-012%20_CR_v1_0.pdf'})], 'maintenance': [frozendict({'href': 'https://sertit.no/getfile.php/134641-1609875883/SERTIT/Sertifikater/2010/12/20100929_Sertit%20012%20_Maintenance%20_Report_v_1_0%20_sign.pdf'}), frozendict({'href': 'https://sertit.no/getfile.php/134635-1607949992/SERTIT/Sertifikater/2010/12/20111107_Sertit%20012_Maintenance_Report_v_2_0_sig.pdf'}), frozendict({'href': 'https://sertit.no/getfile.php/134638-1607949997/SERTIT/Sertifikater/2010/12/20131120_SERTIT-012_Maintenance_Report_v_3_0.pdf'}), frozendict({'href': 'https://sertit.no/getfile.php/134656-1607950025/SERTIT/Sertifikater/2010/12/20140429_Sertit_012_Maintenance_Report_v_4.pdf'}), frozendict({'href': 'https://sertit.no/getfile.php/134659-1607950028/SERTIT/Sertifikater/2010/12/20150701_Sertit_012_Maintenance_Report_v_5_0.pdf'})]})
    • evaluation_facility: Secode Norge AS
    • level: EAL 5, ALC_FLR.3
    • product: Trusted Kernel version 3AQ 24860 AAAA 6.2.1; Firewall definitions file 3AQ 24862 EAAA 6.2.2; Hardware version 3AQ 21564 AAAA ICS5A, -ICS7, -ICS7A and -ICS7B
    • sponsor: Thales Norway AS
  • product: Thales Operator Terminal Adapter (OTA)
  • url: https://sertit.no/certified-products/product-archive/thales-operator-terminal-adapter-ota-1
heuristics/protection_profiles {} f6d23054061d72ba
maintenance_updates



protection_profile_links {} https://www.commoncriteriaportal.org/nfs/ccpfiles/files/ppfiles/pp0035b.pdf
pdf_data/report_filename 20100324_SERTIT-012 _CR_v1_0.pdf ANSSI-CC_2010-23en.pdf
pdf_data/report_frontpage
  • FR:
  • FR:
    • cc_security_level: EAL 5 augmented AVA DVS.2, AVA VAN.5
    • cc_version: Common Criteria version 3.1
    • cert_id: ANSSI-CC-2010/23
    • cert_item: ST23YT66/34A Secure Microcontrollers
    • cert_item_version: ST23YT66/34 revision A (dedicated software APC, K2R0ACB mask set
    • cert_lab: Serma Technologies 30 avenue Gustave Eiffel, 33608 Pessac, France Phone: +33 (0)5 57 26 08 75, email : [email protected]
    • developer: STMicroelectronics Smartcard IC division, 190 Avenue Célestin Coq, 13106 Rousset Cedex, France Sponsor STMicroelectronics Smartcard IC division, 190 Avenue Célestin Coq, 13106 Rousset Cedex, France
    • match_rules: ['Certification report reference(.+)Product name(.+)Product reference(.+)Protection profile conformity(.+)Evaluation criteria and version(.+)Evaluation level(.+)Developer (.+)Evaluation facility(.+)Recognition arrangements']
    • ref_protection_profiles: BSI-PP-0035-2007 version 1.0 Security IC Platform Protection Profile v1.0, 15 June 2007
pdf_data/report_keywords/cc_cert_id
  • NO:
    • SERTIT-003: 4
    • SERTIT-006: 1
    • SERTIT-012: 22
  • FR:
    • ANSSI-CC-2010/23: 18
    • ANSSI-CC-2010/24: 1
pdf_data/report_keywords/cc_protection_profile_id
  • BSI:
    • BSI-PP-0035-2007: 2
pdf_data/report_keywords/cc_security_level
  • EAL:
    • EAL 5: 28
    • EAL 5 augmented: 24
    • EAL1: 1
    • EAL5: 3
    • EAL7: 1
  • EAL:
    • EAL 1: 1
    • EAL 3: 1
    • EAL 5: 2
    • EAL 5 augmented: 1
    • EAL 7: 1
    • EAL4: 3
    • EAL5: 1
    • EAL5 augmented: 1
    • EAL7: 1
  • ITSEC:
    • ITSEC E6 and: 1
pdf_data/report_keywords/cc_sar
  • ACM:
    • ACM_AUT.1: 1
    • ACM_CAP.4: 1
    • ACM_SCP.3: 1
  • ADO:
    • ADO_DEL.2: 1
    • ADO_IGS.1: 1
  • ADV:
    • ADV_FSP.3: 1
    • ADV_HLD.3: 1
    • ADV_IMP.2: 1
    • ADV_INT.1: 1
    • ADV_LLD.1: 1
    • ADV_RCR.2: 1
    • ADV_SPM.3: 1
  • AGD:
    • AGD_ADM.1: 1
    • AGD_USR.1: 1
  • ALC:
    • ALC_DVS.1: 1
    • ALC_FLR.3: 26
    • ALC_LCD.2: 1
    • ALC_TAT.2: 1
  • ATE:
    • ATE_COV.2: 1
    • ATE_DPT.2: 1
    • ATE_FUN.1: 1
    • ATE_IND.2: 1
  • AVA:
    • AVA_CCA.1: 1
    • AVA_MSU.2: 1
    • AVA_SOF.1: 1
    • AVA_VLA.3: 1
  • ADO:
    • ADO_DEL: 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_DVS: 1
    • ALC_FLR: 2
    • 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
pdf_data/report_keywords/cc_sfr
  • FAU:
    • FAU_ARP.1: 3
    • FAU_GEN.1: 1
    • FAU_SAA.1: 1
    • FAU_SAR.1: 1
    • FAU_STG.1: 1
  • FDP:
    • FDP_IFC.2: 2
    • FDP_IFF.1: 2
    • FDP_IFF.6: 2
  • FIA:
    • FIA_UAU.1: 1
    • FIA_UID.1: 1
  • FMT:
    • FMT_MOF.1: 1
    • FMT_MSA.1: 1
    • FMT_MSA.2: 1
    • FMT_MSA.3: 1
    • FMT_SMR.1: 1
  • FPT:
    • FPT_AMT.1: 1
    • FPT_FLS.1: 1
    • FPT_PHP.1: 1
    • FPT_SEP.1: 1
    • FPT_STM.1: 1
  • FTP:
    • FTP_TRP.1: 1
pdf_data/report_keywords/vendor
  • Thales:
    • Thales: 18
  • STMicroelectronics:
    • STM: 12
    • STMicroelectronics: 19
pdf_data/report_keywords/eval_facility
  • Serma:
    • Serma Technologies: 3
pdf_data/report_keywords/symmetric_crypto
  • DES:
    • DES:
      • DES: 1
pdf_data/report_keywords/randomness
  • TRNG:
    • TRNG: 1
pdf_data/report_keywords/crypto_engine
  • NesCrypt:
    • NESCRYPT: 2
pdf_data/report_keywords/side_channel_analysis
  • FI:
    • Physical tampering: 1
pdf_data/report_keywords/standard_id
  • CC:
    • CCMB-2005-08-001: 1
    • CCMB-2005-08-002: 1
    • CCMB-2005-08-003: 1
    • CCMB-2005-08-004: 1
  • BSI:
    • AIS31: 6
  • CC:
    • CCMB-2006-09-001: 1
    • CCMB-2007-09-002: 1
    • CCMB-2007-09-003: 1
pdf_data/report_metadata
  • /Author: Arne Høye Rage
  • /CR issue: 1.0
  • /CRNumber: 012
  • /Company: SERTIT
  • /CreationDate: D:20100506105921+02'00'
  • /Creator: Acrobat PDFMaker 9.1 for Word
  • /Day Month Year: 24 March 2010
  • /Developers name: Thales Norway AS
  • /EAL: EAL 5 augmented with ALC_FLR.3
  • /ETR date final: 11.12.2010
  • /Keywords: ugradert
  • /ModDate: D:20100506110002+02'00'
  • /Name of EVIT: Secode Norge AS
  • /PP name: N/A
  • /Prod name and version platform: Thales Operator Terminal Adapter, Trusted Kernel version 3AQ 24860 AAAA 6.2.1, Firewall definitions file 3AQ 24862 EAAA 6.2.2, Hardware version 3AQ 21564 AAAA ICS5A, -ICS7, -ICS7A and -ICS7B.
  • /Producer: Adobe PDF Library 9.0
  • /Product name: Thales OTA
  • /Product version: See inside report
  • /SourceModified: D:20100506085912
  • /Sponsor name: Thales Norway AS
  • /Subject:
  • /Title: SERTIT-012
  • pdf_file_size_bytes: 966116
  • pdf_hyperlinks: {}
  • pdf_is_encrypted: False
  • pdf_number_of_pages: 22
  • /Author:
  • /CreationDate: D:20100827160414+02'00'
  • /Creator: PScript5.dll Version 5.2.2
  • /ModDate: D:20100827160414+02'00'
  • /Producer: Acrobat Distiller 8.1.0 (Windows)
  • /Title:
  • pdf_file_size_bytes: 113649
  • pdf_hyperlinks: {}
  • pdf_is_encrypted: False
  • pdf_number_of_pages: 17
pdf_data/st_filename OTA_Security_Target_ed6_2_2.pdf ANSSI-CC-cible_2010-23en.pdf
pdf_data/st_keywords/cc_protection_profile_id
  • BSI:
    • BSI-PP-0035: 56
pdf_data/st_keywords/cc_security_level
  • EAL:
    • EAL5: 6
    • EAL5 augmented: 2
  • EAL:
    • EAL 5: 2
    • EAL 5 augmented: 2
    • EAL4: 1
    • EAL5: 17
pdf_data/st_keywords/cc_sar
  • ACM:
    • ACM_AUT.1: 2
    • ACM_CAP.4: 2
    • ACM_SCP.3: 2
  • ADO:
    • ADO_DEL.2: 2
    • ADO_IGS.1: 2
  • ADV:
    • ADV_FSP.3: 2
    • ADV_HLD.3: 2
    • ADV_IMP.2: 2
    • ADV_INT.1: 2
    • ADV_LLD.1: 2
    • ADV_RCR.2: 2
    • ADV_SPM.1: 5
    • ADV_SPM.3: 3
  • AGD:
    • AGD_ADM.1: 2
    • AGD_USR.1: 2
  • ALC:
    • ALC_DVS.1: 2
    • ALC_FLR.3: 7
    • ALC_LCD.2: 2
    • ALC_TAT.2: 2
  • ATE:
    • ATE_COV.2: 2
    • ATE_DPT.2: 2
    • ATE_FUN.1: 2
    • ATE_IND.2: 2
  • AVA:
    • AVA_CCA.1: 3
    • AVA_MSU.2: 2
    • AVA_SOF.1: 2
    • AVA_VLA.3: 2
  • ADO:
    • ADO_DEL: 1
  • ADV:
    • ADV_ARC: 2
    • ADV_ARC.1: 1
    • ADV_FSP: 3
    • ADV_FSP.5: 3
    • ADV_IMP: 1
    • ADV_IMP.1: 1
    • ADV_INT.2: 1
    • ADV_TDS.4: 1
  • AGD:
    • AGD_OPE: 1
    • AGD_OPE.1: 1
    • AGD_PRE: 1
    • AGD_PRE.1: 1
  • ALC:
    • ALC_CMC: 1
    • ALC_CMC.4: 1
    • ALC_CMS: 1
    • ALC_CMS.5: 1
    • ALC_DEL.1: 1
    • ALC_DVS: 1
    • ALC_DVS.2: 3
    • ALC_LCD.1: 1
    • ALC_TAT.2: 1
  • ATE:
    • ATE_COV: 3
    • ATE_COV.2: 1
    • ATE_DPT.3: 1
    • ATE_FUN.1: 1
    • ATE_IND.2: 1
  • AVA:
    • AVA_VAN: 1
    • AVA_VAN.5: 3
pdf_data/st_keywords/cc_sfr
  • FAU:
    • FAU_ARP.1: 25
    • FAU_ARP.1.1: 3
    • FAU_GEN.1: 9
    • FAU_GEN.1.1: 1
    • FAU_GEN.1.2: 1
    • FAU_SAA.1: 11
    • FAU_SAA.1.1: 1
    • FAU_SAA.1.2: 1
    • FAU_SAR.1: 6
    • FAU_SAR.1.1: 1
    • FAU_SAR.1.2: 1
    • FAU_STG.1: 5
    • FAU_STG.1.1: 1
    • FAU_STG.1.2: 1
  • FDP:
    • FDP_ACC.1: 2
    • FDP_IFC.1: 9
    • FDP_IFC.2: 17
    • FDP_IFC.2.1: 1
    • FDP_IFC.2.2: 1
    • FDP_IFF.1: 10
    • FDP_IFF.1.1: 1
    • FDP_IFF.1.2: 1
    • FDP_IFF.1.3: 1
    • FDP_IFF.1.4: 1
    • FDP_IFF.1.5: 1
    • FDP_IFF.1.6: 1
    • FDP_IFF.6: 9
    • FDP_IFF.6.1: 1
  • FIA:
    • FIA_UAU.1: 5
    • FIA_UAU.1.1: 1
    • FIA_UAU.1.2: 1
    • FIA_UID.1: 6
    • FIA_UID.1.1: 1
    • FIA_UID.1.2: 1
  • FMT:
    • FMT_MOF.1: 10
    • FMT_MOF.1.1: 1
    • FMT_MSA.1: 13
    • FMT_MSA.1.1: 1
    • FMT_MSA.2: 10
    • FMT_MSA.2.1: 1
    • FMT_MSA.3: 8
    • FMT_MSA.3.1: 1
    • FMT_MSA.3.2: 1
    • FMT_SMR.1: 12
    • FMT_SMR.1.1: 1
    • FMT_SMR.1.2: 1
  • FPT:
    • FPT_AMT.1: 10
    • FPT_AMT.1.1: 1
    • FPT_FLS.1: 8
    • FPT_FLS.1.1: 1
    • FPT_PHP.1: 7
    • FPT_PHP.1.1: 1
    • FPT_PHP.1.2: 1
    • FPT_SEP.1: 7
    • FPT_SEP.1.1: 1
    • FPT_SEP.1.2: 1
    • FPT_STM.1: 8
    • FPT_STM.1.1: 1
  • FTP:
    • FTP_TRP.1: 7
    • FTP_TRP.1.1: 2
    • FTP_TRP.1.2: 1
    • FTP_TRP.1.3: 1
  • FAU:
    • FAU_SAS: 1
    • FAU_SAS.1: 5
  • FCS:
    • FCS_CKM.1: 12
    • FCS_CKM.4: 2
    • FCS_COP.1: 14
    • FCS_RNG: 1
    • FCS_RNG.1: 5
  • FDP:
    • FDP_ACC.1: 1
    • FDP_ACC.2: 9
    • FDP_ACF.1: 10
    • FDP_CKM.2: 1
    • FDP_IFC.1: 9
    • FDP_ITC.1: 1
    • FDP_ITC.2: 1
    • FDP_ITT.1: 7
  • FMT:
    • FMT_LIM: 1
    • FMT_LIM.1: 7
    • FMT_LIM.2: 8
    • FMT_MSA.1: 11
    • FMT_MSA.2: 2
    • FMT_MSA.3: 9
    • FMT_SMF.1: 4
    • FMT_SMR.1: 2
  • FPT:
    • FPT_FLS.1: 7
    • FPT_ITT.1: 6
    • FPT_PHP.3: 6
  • FRU:
    • FRU_FLT.2: 7
pdf_data/st_keywords/cc_claims
  • A:
    • A.AUDIT: 2
    • A.CLEARANCE: 3
    • A.MAN: 2
    • A.OTA: 4
    • A.PHYSICAL: 3
    • A.SELF: 3
    • A.TRAINING: 2
    • A.USAGE: 3
    • A.VCS: 3
  • O:
    • O.ALARM: 18
    • O.CROSS-: 1
    • O.CROSS-TALK: 10
    • O.FILTER: 7
    • O.SEC: 22
    • O.SELF: 8
    • O.TX: 8
  • OE:
    • OE.AUDIT: 5
    • OE.MAN: 13
    • OE.RECORDING: 5
    • OE.SELF: 7
  • T:
    • T.ACOUSTIC: 3
    • T.CONN: 3
    • T.MISUSE: 2
    • T.SEC: 3
    • T.TAMPERING: 3
    • T.TEMPEST: 3
    • T.UNAUTHORISED: 2
    • T.WRONG: 3
  • O:
    • O.RND: 3
  • T:
    • T.RND: 3
pdf_data/st_keywords/vendor
  • Thales:
    • Thales: 2
  • Infineon:
    • Infineon Technologies: 1
  • Philips:
    • Philips: 1
  • STMicroelectronics:
    • STMicroelectronics: 10
pdf_data/st_keywords/symmetric_crypto
  • AES_competition:
    • AES:
      • AES: 6
  • DES:
    • 3DES:
      • 3DES: 4
    • DES:
      • DES: 16
  • constructions:
    • MAC:
      • CBC-MAC: 3
pdf_data/st_keywords/hash_function
  • SHA:
    • SHA1:
      • SHA-1: 9
    • SHA2:
      • SHA-2: 1
      • SHA-224: 8
      • SHA-256: 8
pdf_data/st_keywords/randomness
  • RNG:
    • RND: 6
  • TRNG:
    • TRNG: 3
pdf_data/st_keywords/cipher_mode
  • CBC:
    • CBC: 4
  • ECB:
    • ECB: 2
pdf_data/st_keywords/crypto_engine
  • NesCrypt:
    • NESCRYPT: 5
pdf_data/st_keywords/side_channel_analysis
  • FI:
    • malfunction: 1
    • physical tampering: 3
  • FI:
    • Malfunction: 9
    • Physical tampering: 2
    • fault injection: 2
    • malfunction: 1
    • physical tampering: 1
  • SCA:
    • Leak-Inherent: 8
    • Physical Probing: 4
    • physical probing: 2
    • side channel: 1
pdf_data/st_keywords/standard_id
  • CC:
    • CCMB-2005-08-002: 1
    • CCMB-2005-08-003: 1
  • BSI:
    • BSI-AIS31: 3
  • CC:
    • CCMB-2006-09-001: 3
    • CCMB-2007-09-002: 10
    • CCMB-2007-09-003: 2
  • FIPS:
    • FIPS PUB 140-2: 3
    • FIPS PUB 180-1: 4
    • FIPS PUB 180-2: 1
    • FIPS PUB 186: 1
    • FIPS PUB 197: 2
    • FIPS PUB 46-3: 2
  • ISO:
    • ISO/IEC 10116: 3
    • ISO/IEC 10118-: 4
    • ISO/IEC 14888: 2
    • ISO/IEC 9796: 1
    • ISO/IEC 9796-2: 2
    • ISO/IEC 9797: 1
    • ISO/IEC 9797-1: 2
  • PKCS:
    • PKCS #1: 4
pdf_data/st_metadata
  • /Author: THALES COMMUNICATIONS AS
  • /Comments:
  • /Company:
  • /CreationDate: D:20100506140650+02'00'
  • /Creator: Acrobat PDFMaker 9.1 for Word
  • /Keywords: scdok
  • /ModDate: D:20100506140705+02'00'
  • /Producer: Adobe PDF Library 9.0
  • /SourceModified: D:20100506120256
  • /Subject: Dokumentmal
  • /Title: Opertator Terminal Adapter, Security Target
  • pdf_file_size_bytes: 857202
  • pdf_hyperlinks: {}
  • pdf_is_encrypted: False
  • pdf_number_of_pages: 49
  • /CreationDate: D:20100827164029+02'00'
  • /Keywords:
  • /ModDate: D:20100827164029+02'00'
  • /Producer: Acrobat Distiller 6.0 (Windows)
  • pdf_file_size_bytes: 581289
  • pdf_hyperlinks: http://www.st.com
  • pdf_is_encrypted: False
  • pdf_number_of_pages: 51
state/report/pdf_hash Different Different
state/report/txt_hash Different Different
state/st/pdf_hash Different Different
state/st/txt_hash Different Different