??????????? ~spam???????????~ - PowerPoint PPT Presentation

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??????????? ~spam???????????~

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spam spam Homel Foods ... – PowerPoint PPT presentation

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Title: ??????????? ~spam???????????~


1
???????????spam???????????
2
spam???
  • ???
  • ????????
  • Homel Foods?
  • ?????????
  • ???????
  • ????
  • ????SPAM

3
?????
  • ??????????????
  • ????????
  • SPAM???????
  • ???????????
  • ??????????????
  • ????,??????
  • ??
  • ???????????????????
  • ???

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

5
?????????????
  • ??????
  • ??????
  • rule base(if then?????),???
  • ??????
  • ????????
  • ??,???????,???????????

6
???????????
  • ???????????????????,??????
  • ???,???????
  • ??????????
  • ??????????
  • ????
  • ???????????
  • spam???????????

7
???spam???????
  • ?spam/spam????????????
  • spam???????????????
  • ?????????????
  • ??????????????
  • ?????????????????????
  • PC????????????????????
  • ???????

8
???spam???????
  • ????????????????????
  • ???????????????spam????????
  • ??????
  • ???????????????????????
  • SpamBayes,POPFile,bayespam,Mozilla Spam
    Filtering,BOGOFILTER,BkASPil,bsfilter,ifile,PASP,s
    pamoracle,Spam Assassin,Annoyance Filter,Bspam

9
????????????????
  • ????????????
  • ?????
  • ??????
  • ??????????????
  • ??????

10
????????
  • ??
  • 2????????????????????????
  • 2??????A,B???????,A?6?????,B?2???????

11
????????
  • ??
  • 2???????????????????????
  • 10??3??????????????,A?B?????????

12
??????
  • ???????????,??????????,???????????
  • advertisement??????????????????,??????spam?????

13
??????
14
??????
15
???
16
??
  • ???????????????spam??????????

spam????
17
??????
  • ????
  • ????????????????????
  • SpamAssasin??????

18
????
  • ????
  • ????????????????????
  • SpamAssasin??????

19
?????
  • BayoNet
  • ???????????????????????

20
????????????????,??????
  • Bayonet
  • Windows?
  • http//www.ht.sfc.keio.ac.jp/ryo/a.exe
  • Linux?
  • http//www.ht.sfc.keio.ac.jp/ryo/a.tar.gz

21
????????????????????
????1
  • ????
  • ????????????????????
  • SpamAssasin??????

22
???
????1
  • ??????????????????????,spam????????????

23
????????????????????
  1. spam???????
  2. Bayonet???spam????????????????????????
  3. ?????????????spam?????????

24
?????
I have a pen.
25
spam???????????????
  • Free
  • poker
  • casino
  • advertisement
  • !!!!
  • ??

26
????????????
  • ???????????????????,??????
  • spam?????
  • http//www.ht.sfc.keio.ac.jp/ryo/b.csv

27
?????????????
  • ???????????????????,??????
  • spam?????
  • http//www.ht.sfc.keio.ac.jp/ryo/b.csv

28
spam?????
  • 5???????Free????????spam??????

29
????????????????????
  1. spam???????
  2. Bayonet???spam????????????????????????
  3. ?????????????spam?????????

30
Bayonet???
  • Execute without license key???
  • ??????15?????????????(TOT)
  • ????SFC??????????????????

31
Wizard?Model Construction Wizard ...
32
???????????
33
DST Type FileDSTSearch algorithm Tree
SelectionInformation Criteria C4.5
34
??????CSV???????
35
Next
36
has parents??SPAM?????????
37
Finish
38
Edit?Show All Monitors
39
????????,CPT??????????...
????...
40
????????????????
41
isSpam?????,CPT??????????...
????...
42
?????????spam????????
FALSE,FALSE,TRUE,TRUE
TRUE
FLALSE
??
spam?????
90
10
43
?????????spam????????
poker
advertisement
casino
free
isSpam?
90?spam??????
44
????????????????????
  1. spam???????
  2. Bayonet???spam????????????????????????
  3. ?????????????spam?????????

45
????????????????????????
?????
??????????
???????? ?????
46
??????????????,?????????1.0????(isSpam??)
?????
47
spam????????????????????PUSH!!
48
spam????????????????!!
49
SpamAssasin??????
????2
  • ????
  • ????????????????????
  • SpamAssasin??????

50
???
????2
????????????????,spam????? ???????????
  • ??????????,??????????

51
SpamAssasin??
  • spam????????????
  • ??
  • ???????
  • ???????????

52
????spam???????
IMAP??? SpamAssasin??????
RG?
53
??????????????
IMAP??? SpamAssasin??????
IMAP???
???????spam???????? ?????
RG?
54
????????????
  • 50?spam????
  • ace-spam-1_at_ht.sfc.keio.ac.jp
  • 1000??spam????
  • ace-spam-2_at_ht.sfc.keio.ac.jp
  • 1000??spam,1500??ham(??????)????
  • ace-spam-3_at_ht.sfc.keio.ac.jp

55
IMAP????????????
  • ???????????????IMAP???????????

IMAP??? taro.ht.sfc.keio.ac.jp
???ID ace
????? imap
???? CRAM-MD5
56
IMAP????????????
  • ?????????????????????SPAM???

????????????????????
57
??????
ace-spam-1_at_ht.sfc.keio.ac.jp??
spam???????? ??????
spam???????????
58
??
  • 50?spam????
  • ace-spam-1_at_ht.sfc.keio.ac.jp
  • 1000??spam????
  • ace-spam-2_at_ht.sfc.keio.ac.jp
  • 1000??spam,1500??ham(??????)????
  • ace-spam-3_at_ht.sfc.keio.ac.jp

IMAP??? taro.ht.sfc.keio.ac.jp
???ID ace
????? imap
???? CRAM-MD5
59
???
  • ??????????????????????????
  • ?????????
  • ??????????????
  • ??????????
  • ???????
  • ????????
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