???????SSL - PowerPoint PPT Presentation

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Title:

???????SSL

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... Mini-pay 2.DigiCash 1994 0.1 / 3.CyberCash 1994 8 30 / 4.Netcash 5.Modex 1995 ... – PowerPoint PPT presentation

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Title: ???????SSL


1
??? ??????
2
  • ??????
  • ???????SSL
  • ??????SET??
  • ??????
  • ????

3
???????
  • 1989???????????????????????????????????????,???
    ????????????,????????????????
  • ????????????????,?????????????????,??????????????,
    ?????(?????)??????????????,???????????????????????
    ????

4
???????
  • ?????????,??????????
  • ????????????????????
  • ???????????????????
  • ?????????????
  • ???????????????

5
?????????
  • ?????????????????????,????
  • ?????????????????????????
  • ??????????????????????
  • ??????????????(POS)????????????
  • ???????????,???????????????????????,??????????????
    ????,???????????????????????????????????

6
????????
  • ?????????????????????????????????
  • Digicash????????????,?????????????
  • SSL??????????????????????,????????????????,????SS
    L,????????????????????
  • SET???????????,?????????????????????????????
  • Netbill ????????????

7
?????????
  • ???????????????????
  • ????????????
  • ?????????????
  • ????????
  • ??????????
  • ??????SET????

8
????????????
  • ??
  • ???????
  • ??????????????
  • ?????????????

9
?????????????
  • ??
  • ????????????
  • ???????????????
  • ?????????????
  • ??????,???
  • ??????????????(???)???

10
????????
  • ??
  • ????????????????
  • ????????????????????????
  • ???????
  • ???????????????
  • ???????????????????????
  • ???????????,????????

11
??????????
  • ??
  • ????????????
  • ????????????
  • ???????????
  • ?????????????
  • ???????????????

12
??????SET????
  • SET?????
  • ???????????,????????
  • ?????????,??????????,??????????
  • ??????????,???????
  • ??????????????,??????????

13
  • ??????
  • ???????SSL
  • ??????SET??
  • ??????
  • ????

14
SSL -Secure Socket Layer
  • Netscape Communication???????V3??RFC????IETF????TL
    S????,??Internet Standard?TLS???????????SSLv3.1
  • SSL???????????????????TCP/IP??????????,???????????
    ?????
  • ??SSL??,???????????????,???????????,?Internet?????
    ???????????
  • SSL?????????????????(??RSA)?????

15
SSL?????
  • ????????,?????????????????????????
  • ????,??????????????,??????,??????????????????
  • ????????,???????????????

16
SSL?????
  • ???????????
  • ???,??????????
  • ?????????????

17
SSL?????
  • ???????,?????????????????????????
  • ??????????????????
  • ?????????????????,?????????????
  • ?????????????????????????????

18
SSL Protocol Stack
  • SSL??TCP/IP?????????

HTTP
LDAP
IMAP
SSL Alert Protocol
Application Protocol
SSL Handshake Protocol
SSL Change Cipher Spec Protocol
SSL Record Protocol
TCP
IP
19
SSL????
  • SSL???????TCP??????????????,??????????
  • SSL ????( Record Protocol)
  • ?????????????????????????????????????????????????
    ????????????????????????????????????????
  • ????,??????????????
  • ??????????
  • ??????????
  • ???????????
  • Handshake protocol????????????SSL????????

20
SSL???? (?)
  • SSL??????????,????????????????,????????????
  • ?????????????,??SSL?????????????
    ?????SSL??????????????????
  • ?????????????????
  • Change Cipher Specification
    protocol?????????????????????????????????
  • Alert protocol?????????????????,????????????
    ????
  • Application protocol???????????????

21
SSL????( Handshake Protocol)
22
SSL????
  • ??????????WEB???(IE?Netscatp)?????Web???(IIS?Netsc
    ape Enterprise Server?)???SSL?????????????????????
    ???SSL????????????
  • ??????????????????????????????????????????
  • ???????SSL???????????????RSA????????,????????,??RS
    A????????????????????????,??????????SSL???(Web????
    ???)?????512??RSA???40??????????

23
SSL????
  • ??,????????????????????????,????????????????????,?
    ????,SSL????????????
  • ??,SSL????????,??????????SSL???????????????128??
    ????????? ???,??????????????,?????????????????
    ??
  • ????,SSL??????????,????SSL???????,????????????????
    ?,?????????,SSL?????????????

24
SSL???
  • SSL????????????,?????,???????????????,?Web???????
    ??????,???????(?IE?Netscape?)?IIS?Domino Go
    WebServer?Netscape Enterprise Server?Appache?Web??
    ??????SSL????
  • ??????(????????)?Web???(??????)?????SSL????,???Web
    ????????SSL?Web?????,?????????SSL??????(??),???URL
    ??http//???https//?

25
SSL??? (?)
  • ???????????,??????(??IE?Netscape)????56??????512??
    ???????SSL??,??????????????,???SSL??????128??????1
    024?????????
  • ?SSL????/??????,???????????????????,?????????,????
    ?????,??SSL???????????????????????????????????????
    ?????????SSL????,????????????????,????????????????
    ?(???????????????SSL?????)?

26
SSL???
  •  ??????????,??SSL?????????????????????SSL?????????
    ?????,??????????????
  • SSL???????????????? ?SSL??????????????(NSA)???,???
    ?????????40????????,?????????????128??SSL,????????
    ???????????????SSL

27
  • ??????
  • ???????SSL
  • ??????SET??
  • ??????
  • ????

28
????????SET
  • SET (Secure Electronic Transaction)??Visa?MasterCa
    rd?????????????????????????????????,??????????????
    ??????,????Internet????????????????
  • ??????????X.509??????,?????B to
    C??????????????SET????????,??????,????,???????????
    ????????????????SET???PKI??????????,??????????????
    ?????

29
SET?????
  • ???Internet??????,???????????????
  • ??????????????,???????????????????,??????????,????
    ????????
  • ???????????,??????????,???????????????????????
  • ????????????????,????????????????????,????????????
    ?????????

30
SET??????
  • ???????????,???????????????????,????????????????(
    ?????????)????????????????,SET???????????????????
  • ????????????,?????????????????,?????????????????,
    ??????????????
  • ?????????,??SET,?????????????????????????????????
  • ????????????????,??????????????
  • ???????????,?Internet????????????????????,???????
    ??????????????????

31
Using SET in E-commerce Transactions
32
SET???????
33
SET?????????
  • (1) ??????????????????????????????????????,?????
    ?(2) ?????????????,????????????,?????????(3)
    ???????????,???????????(4) ?????????????(5)
    ??????????????(6) ????????????(7)
    ????,?????????(8) ??????????????(9)
    ???????????????????

34
????????????
  • 1.????SET???????????????,?SET?,??DES???????????
    ???,??,???????????????,?????????,????????????,??
    ?????????????,??????,?????????????
    2.????????????????????????,?????????????????????
    ??,SET???RSA??????????????????????????,???????????
    ????,?????????????????????????????

35
????????????(?)
  • 3.?????SET???,????SHA-1??????????
  • 4. ????????????????????????,SET??????????,??SET??
    ?????????????????????,?????????,????????(??????),?
    ????????????,????????????,?????????????????????,??
    ???????????????????????????????,???????????????,?
    ?????,??????????????,????????????

36
?????????????
37
SET???
  • SET????????????????SET???????????,??????????,?????
    ??????????????????????????????CA??????,???????????
    ,??????,?????
  • SET??????,??????????,???????,?SSL?IP
    sec/VPN?S/MIME????,??,SET?????????????????????,???
    ???????????????????????????B2B??????

38
  • ??????
  • ???????SSL
  • ??????SET??
  • ??????
  • ????

39
???
  • ?????????????,1915???????????????????????????????
  • ??????
  • ?????????????
  • ???????????????,?????????????

40
??????
  • ???????????
  • ???(Debit Card)???,???
  • ???(Credit Card)???,???
  • ???????????,????
  • ???????
  • ???????(Master Card)????(Visa Card)?????????
  • ??????????????????????
  • ???????
  • ???????????????
  • 4.???????????????
  • ??????????????
  • 5.???????
  • ???????

41
??????
  • ???????
  • ID????????????
  • ????????,?????????????
  • ?????????????(?????)?????????????????????
  • ????????
  • ???? ?????????? ????? ????? ????? ????? ?????
    ?????

42
????????????
  • ???? ???????
  • ???? ????????????
  • ???? ????????????????

43
????????
  • ???????
  • ????(E-cash)?????????????,??????????????????
  • ???????
  • ????
  • ????
  • ????
  • ???

44
?????????
  • 1???E-cash?2???E-cash ?3??E-cash???????
    ?4??????5?????

45
?????????
  • ????????????????
  • ??????E-cash??????E-cash??
  • ?????????????????,??????????????(minipayment)
  • ??????E-cash?????
  • E-cash????????????????
  • ??????,????????
  • ????????
  • E-cash?????????

46
??????
  • 1.IBM(Mini-pay)
  • 2.DigiCash(1994?,??, 0.1??/??)
  • 3.CyberCash(1994?8?,30??/??)
  • 4.Netcash
  • 5.Modex(1995?,???,???????????)
  • 6.Millicent( 0.1??/??)
  • 7.???CNAPS

47
????(Electronic Wallet)
  • ????????????,???SET??????
  • ????
  • ?????SET????,???SET??
  • ??????????????????
  • ????????????
  • ?????????????,???????????
  • ???????????????
  • ???????,???????????

48
????(Electronic Wallet) (?)
  • ????
  • Plug-in
  • ???,??????????

????
???????
????,??????
SET??
??????
?????
49
?????(Merchant Server?POSPoint of

Sale)
  • ???????SET????,?????
  • ??????????
  • ??????
  • ?????????????????
  • ??SET?????

???
?????
????
50
??????????
51
????(Payment Gateway)
  • ??SET?????????????,??????????????SET??,???????????
    ?,????????????????????????????????,??????????????
  • ?????????
  • ??????????????,?????????,?????????????????,???????
    ??????

52
????????
  • ???????????,???????????????
  • ???????????????????,??????????????????????????????
    ???????

53
?????????
  • ???????????????,???????
  • ?????????????????????????????
  • ??????????,???????EDI????
  • ???????????????????????????????????,????????,?????
    ?
  • ????????????????????????

54
????????????
  • ???????
  • ???????????????????????(?????????)????????????????
    ????????????????????????
  • ?????
  • ???????????????????????????????X.509???????????
  • ?????
  • ??????,????????Smart?,????????????
  • ????
  • ????????????????????????,????????,???????????????
    ??????????????????

55
??????
  • NetBill

56
??????
  • ?????????
  • ??????(EFT,Electronic Funds Transfer)????????????
    ??????????????????????????????????????,???????????
    ??,??????????????????????????????
  • ??????????????
  • ???????????SWEFT??
  • ???????(FRB)
  • ???CHIPS??
  • ??CHAPS??

57
????
  • ???????
  • ??????Internet?Intranet??,?????????????????????,??
    ???????????????????????,??????????????????????????
    ????????
  • ???????
  • ????????????????
  • ???????????????
  • ????????????????,??????
  • ????????????????
  • ?????????????,??????
  • ?????????????????

58
???????
  • ???????
  • ??????
  • ?????????(????)??????????????????????????
  • ????
  • ??????????????
  • ????
  • ??????????????????????????????????????
  • ????????
  • ??????
  • ????????
  • ??????
  • ??????
  • ??????

59
??????????
60
???????????
  • ????????
  • ????
  • ?????????
  • ???????
  • ??????
  • ???????????????
  • ????????/??
  • ???????????????
  • ??????????????
  • ?????????????????

61
???????????(?)
  • ??? ?????????
  • ??????????????????
  • ???????,??????????
  • ??? ?????????
  • ???????
  • ??????????
  • ??????,????
  • Web?? ?????????
  • ?Internet???????????????
  • ????????????????
  • ????????

62
???????
  • ?????????
  • ?????Internet
  • ????????Internet
  • ?????????
  • ??????????????????
  • ???????
  • ??????

63
??????
  • ????????SFNB
  • ????????????
  • ????????????

64
SFNBSecurity First Network Bank
  • 1995?10?18?
  • 1998?,10?,????1??,??????4???
  • 1998?????????(RBCRoyal Bank of
    Canada)?2???????????????????????????????

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????
??
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??
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??
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(No Transcript)
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??
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????(www.cmbchina.com)
  • 1987?4?8????????????????????????????
  • ???2000??,????2413.88??
  • 2000????1000???????222?
  • 2000????????????
  • ???2000?10?20?,???????1000??
  • 1998?2????????,?????????????????
  • 1999?9????????????????

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