8-1

58
8-1
.............. 59
8-2
.............. 70
8-3
....................... 81
59
8
8-1
Internet
8-1.1
ARPANET
Advanced Research Projects Agency NETwork
1960
1980
ARPANET
Internet
W3
http://www.digitalwall.com/
8
http://www.cqinc.com.tw/
grandsoft/index.htm
60
Netnews
Gopher
WWW
W orld W ide W eb, WWW
BBS
E-mail
8-1
8-1
WWW
E-mail
File Transfer Protocol, FTP
Bulletin Board System, BBS
BBS
WWW
Win-
dows Media Player
Real Player
8-2.2
ISP
Internet Content Provider, ICP
Internet service provider, ISP
ISP
ICP
ISP
104
P.S.
TANet
ISP
TANet
ISP
HiNet
TANet
Seednet
HiNet
ISP
Seednet
61
8
vs.
Intranet
Extranet
8
8-2
W3
(
)1.
(B)
(
LAN
(C)
Intranet
)2.
(A)
(D)
Internet
WAN
(A)
HiNet (B)Seednet (C)Sonet (D)TANet
(
)3.
Internet
BBS
8-1.2
8-1
8-1
(A)WWW (B)E-mail (C)Ethernet (D)
62
ISP
ISP
8-2
ISP
Internet
8-2
ADSL
ADSL
ISP
/
64Kbps/512Kbps
ADSL
ADSL
8-3
8-3
ADSL
ISDN
ISDN
Value-Added
Network, VAN
ISDN
ISDN
128Kbps
63
8
cable TV
8
cable modem
Internet
TV
PC
6Mbps
256Kbps
8-4
8-4
ISP
64Kbps
Wireless Local
Area Network, WLAN
WLAN
802.11b
Access Point,
AP
Internet
8-3
ADSL
ISDN
cable modem
W3
cable modem
64
backbone
8-5
-
3
Step
TANet
2
Step
1
Step
NBA
8-5
65
8
5
Step
NBA
TANet
W3
1
4
Step
8
TANet
66
(
)1.
(A)
(C)
(
ADSL (D)
)2.
(A)
(C)
(
(B)cable modem
(B)
(D)FTP
)3.
(A)ADSL (B)ISDN (C)
(D)
8-1.3
Internet Protocol address
IP
IP
IP
IP
8
4
IP version 4, IP v.4
IP
8
02
Internet Engineering Task
Force, IETF
6
IP
IP version 6, IP
v.6
(10101000.01011111.00000100.00110010)2
IP v.6
168.95.4.50
16
16
":"
"ACDC:1536:
11A5:62B7:7423:1869:559E:
1432
111111112
25510
IP
host ID
IP
net ID
010
67
8
Class A
IP
B
Class A
C
D
C
E
Class A
2-6
2 24
Class A
1
2 16
IP
C
28
3
1
8
"0"
Class B
2
W3
1
2
"10"
Class C
3
1
1
3
"110"
Class A
24
16,777,216
0xxxxxxx . xxxxxxxx . xxxxxxxx . xxxxxxxx
IP
01000010 . 11101110 . 01110010 . 00110111
IP
66.238.114.55
Class B
16
65,534 =2 16-2
10xxxxxx . xxxxxxxx . xxxxxxxx . xxxxxxxx
IP
10101000 . 01011111 . 00000001 . 01011000
IP
168.95.1.88
Class C
8
254
110xxxxx . xxxxxxxx . xxxxxxxx . xxxxxxxx
IP
11010011 . 01001000 . 11111110 . 00000110
IP
211.72.254.6
IP
x
IP
8-6 Class A
C
IP
0
1
=2 8-2
=224
68
domain name
IP
IP
www.cwb.
gov.tw
IP
210.65.0.71
IP
Domain Name
Server, DNS
IP
IP
"."
www.cwb.gov.tw
www
WWW
ftp...
FTP
ntu
cwb
8-4
TWNIC
8-5
8-5
8-4
au
Australia
ca
Canada
edu
hk
Hong Kong
gov
jp
Japan
com
nz
mil
sg
org
tw
Taiwan
net
uk
United Kingdom
New Zealand
Singapore
69
8
Uniform Resource Locator, URL
8
: //
/
8-6
"http"
W3
http
W W W
WWW
ftp
telnet
"ftp"
mailto
8-6
P.S.
"
tw
mailto
"//
mailto:[email protected].
http://www.twnic.net.tw/
URL
8-7
TWNIC
(
)1.
8-7 URL
URL
.
IP
(A)128 (B)225 (C)226 (D)254
(
(
)2.
)3.
IP
proxy
(A)DNS
(B)URL
(C)
(D)cache
URL
(A)http://www.abc.com (B)ftp://server1.abc.com
(C)bbs://server2.abc.com (D)mailto:[email protected]
70
8-1
(
)1.
(A)WAN (B)Internet (C)Intranet (D)ISDN
(
)2. TANet
HiNet
Seednet
WWW (C)ICP (D)ISP
(
)3.
IP
(A)FTP (B)
(A)140.124.3 (B)140.35.14.6.3 (C)258.24.38.
166 (D)168.95.7.21
(
)4.
IP
(A)TWNIC (B)
(C)
(D)TWCERT
(
)5. DNS
(A)
(C)
(
(B)
domain name
)6.
IP
(A)gov
edu
(
IP
(C)net
)7. "http://www.fju.edu.tw/"
(B)
(B)
(D)com
(A)
(C)
IP
(D)
(D)
8-2
http://www.crime.org.tw/
Default.asp
http://www.net080.com.tw/
080
8-7
8-2.1
8-7
71
8
8
IP
cookie
cookie
W3
mp3
3-4.1
8-2.2
8-8
8-2.2
8-8
YAHOO
72
hacker
8-9
cracker
falsification
wiretapping
Tai Wan Computer E mergency Response Team,
TWCERT
interception
fabrication
1999
P.S.
8-9
73
8
virus
8
W3
88
8-8
Boot Sector
Windows
COM
Boot.ini
EXE
VB Script
Michelangelo/
Stone3
Disk killer
Friday the 13th
Java Script
JS
VBS
Hammer
NATAS
Macro
VBA
.doc .xls
2
2
No.1
1
http://www.symantec.com/
region/tw/avcenter/#current
http://www.trendmicro.com/
tw/security/general/guide/
overview.htm
74
vs.
trojan horse
Back Orifice
Bugbear
Pertty Park
...
worm
I Love You
(
)1. Internet
(
)2.
(
)1.
CIH
(A)
(C)
(
...
(B)
(D)
)2.
(A)XXX.BAT (B)XXX.EXE (C)XXX.SYS
(D)XXX.TXT
(
)3.
PC
(B)
(
)4.
(
)5.
(C)
(A)
(D)
(A)
(A)
(B)
(B)
(C)
(C)
(D)
(D)
75
8
8-2.2
http://www.icst.org.tw/
http://www.cert.org.tw/news/
8
/
encryption
W3
decryption
key
Key
/
8-10
/
8-10
/
Message Authentication Code, MAC
hash
Message Digest, MD
8-11
8-11
76
P.S.
8-11
8-12
8-11
digital signature
Secure Electronic Transaction, SET
VISA MasterCard IBM
Microsoft Netscape
/
/
/
/
8-12
8-12
77
8
firewall
8-13
courtesy of
IP
8
8-14
8-13
2
Step
1
Step
Check Point 2000
Internet
Internet
4
Step
3
Step
8-14
8-15
courtesy of
8-15
W3
courtesy of
78
http://www.trendmicro.com/
tw/home/enterprise.htm
http://www.norton.com.tw/
Norton
1
1
Step
"http://www.symantec.
com/region/tw/"
2
Step
3
Step
1
79
8
4
Step
8
W3
Windows
8-16
8-16
Outlook Express
80
(
)1.
(A)
(B)
(
(C)DES (D)RSA
)2.
(A)
(
Intranet
(B)
(C)
(D)
)3.
(A)
(B)
(C)
(D)
8-2
(
)1.
(A)
(B)
(C)
(D)
(
)2.
(
)3.
(A)
(A)
(C)
(
(B)
(C)
(D)
(B)
(D)
)4.
(A)
(B)
(C)
(D)
1.
1
a.
______ b.
______ c.
______ d.
format
81
8
8-3
8
http://www.nii.org.tw/cnt/
CNT
http://www.ec.org.tw/
Electronic Commerce, EC
24
B2G
B2C
B 2 B
C2C
W3
8-3.1
82
2001
8-17
1
Step
5
Step
6
Step
2
Step
.1
S3
tep
.2
S3
tep
.1
S4
tep
.3
S3
tep
.2
S4
tep
8-17
83
8
2
8
W3
1
Step
2
Step
3
Step
84
4
Step
5
Step
(
)1.
(
)1.
B2C
(A)
(C)
(D)
(B)
85
8
8-3.2
E-mail
8
Outlook Express
8-18
W3
8-18 Outlook Express
"
"
mail.fisp.com.tw
at
a123
[email protected]
2
POP3
IMAP
SMTP
86
3
Outlook Express
1
/
Step
Outlook Express
/
Outlook Express
2
Step
3
Step
4
Step
5
Step
6
Step
/
87
8
7
Step
8
8
Step
W3
"@"
9
Step
S10
tep
88
Outlook Express
8-19
8-19
4
1
Step
2
Step
3
Step
/
89
8
Outlook Express
8-20
8
8-20
Outlook Express
W3
"
"
5
Outlook Express
1
Step
Outlook Exp-
ress
2
Step
/
/
90
3
Step
4
Step
8-21
8-21
6
1
Step
ress
2
Step
Outlook Exp-
91
8
3
Step
8
2~3
5
Step
6
Step
123
5
W3
4
Step
92
web mail
web mail
Yahoo
8-9
8-9
Hotmail
Yahoo
7
Yahoo
1
Step
Yahoo
tw.yahoo.com
www.hotmail.com
2MB
www.sinamail.com
5MB
tw.yahoo.com
6MB
www.pchome.com.tw
10MB
93
8
2
Step
3
Step
Yahoo
8
Outlook
Express
W3
4
Step
94
8
1
Step
Yahoo!
Yahoo
Yahoo
2
Step
3
Step
Outlook Express
4
Step
95
8
vs.
Outlook Express
8-10
8
8-10
W3
(
)1. SMTP/POP3
(
)2. Microsoft Outlook Express
(
)3.
(
)1.
Internet
E-mail
dj (B)
(D)
(
[email protected]
dj@ms29 (C)
IP
(A)IP
ms29.HiNet.net
ms29
)2.
POP3
(A)
(B)
(C)
(D)
(
)3.
(A)
(B)
(C)
(D)
(
)4.
(A)Word (B)Excel (C)Outlook Express (D)
VISIO
(
)5.
E-mail
[email protected]
(B)
(C)
haven
(A)
(D)
96
8-3.3
BBS
NetTerm
BBSTerm
Bulletin Board System, BBS
BBS
BBS
BBS
MultiTerm
BBS
K K m a n
PCMan
BBS
BBS
BBS
guest
BBS
BBS
BBS
BBS
BBS
BBS
8-22
8-22
BBS
97
8
8
WWW
FTP
8-23
W3
WWW
8-24
CuteFTP
WS_FTP
SmartFTP
FlashFXP
8-23
Archie
FTP
Archie
FTP
FTP
Archie
8-25
Archie
8-24
FTP
8-25
Archie
98
9
Archie
1
Step
FTP
KKman
Archie
archie.edu.tw
2
Step
KKman
Search
KKman
BBS
FTP
3
Step
FTP
4
Step
5
Step
99
8
2003
MP3
web TV
MP3
3
5
8
web radio
6
MP3
W3
MP3
MPEG 1 layer 3
CD
1/10
1/12
40MB
MP3
4MB
MP3
8-26
Kuro
MP3
MP3
Player
Winamp
Media
MP3
8-26
MP3
Kuro
MP3
web radio
web radio
Hit FM
8-27
web TV
web TV
8-27
HitFM
100
web TV
8-11
Go To Watch TV
8-11
Ch5
www.ch5.com.tw
Hichannel
www.hichannel.hinet.net
Go To Watch TV
www.gotowatch.tv
www.chinatv.com.tw
8-28 Go To WatchTV
8-12
8-29
8-12
SmartCity
e
www.vcollege.org.tw/smartcity
elearning.sysbank.com.tw
www.educities.edu.tw
Hinet
elearn.hinet.net
Giga TV
gigatv.com.tw
content1.edu.tw
K12
ds.k12.edu.tw
8-29
Video On Demand, VOD
VOD
VOD
Giga TV
8-30
8-30 Giga TV
8-28
101
8
)1.
WWW
(
)2. MP3
(
)3.
(
)1.
E-mail
Internet
8
(
(A)Telnet (B)E-mail (C)
(
)2.
(A)FTP (B)E-mail
(C)Gopher (D)News
(
)3.
BBS
(A)
(B)
(C)
(D)
8-3
(
)1.
(
)2.
(
(A)OA (B)EC (C)QR (D)EA
Internet
Username@Domain Name (B)Internet
(C)HiNet
(D)
Seednet
)3.
(A)E-mail
TCP/IP
(A)
(B)
(C)
(D)
(
)4.
[email protected]
@
(A)at (B)in (C)
@
(B)
of (D)on
(
)5.
(A)
@
(
(C)
)6.
Internet
(D)
1.
#
(D)
(A)
#
(B)
(C)
W3
FTP (D)Archie
102
A
B
A
C e-bay
D
B
C
e-bay
D
103
8
E
8
F
W3
G
E
G
F-1
F-2
104
Internet Service Provider, ISP
ISP
TANet
IP
HiNet
Seednet
8
0~255
IP
Class A~E
Class A~C
Class A
24
0xxxxxxx
. xxxxxxxx . xxxxxxxx . xxxxxxxx
Class B
16,777,216
=224
16
10xxxxxx
. xxxxxxxx . xxxxxxxx . xxxxxxxx
Class C
65,534
=2 16 -2
8
110xxxxx
. xxxxxxxx . xxxxxxxx . xxxxxxxx
254
D omain N ame
U niform R esource L ocator, URL
: //
/
hacker
virus
encryption
decryption
key
=2 8-2
105
8
M essage A uthentication C ode, MAC
digital signature
/
/
8
W3
firewall
E lectronic C ommerce, EC
S ecure E lectronic T ransaction, SET
/
"
"
[email protected]
POP3
IMAP
web mail
SMTP
Yahoo
106
(
)1.
ISP
(A)TANet
(B)HiNet (C)SeedNet (D)
(
)2.
(A)
(
)3. IP
(B)cable modem (C)
0~255
(A)1
(D)ISDN
(B)2
(C)3
(D)
4
(
)4.
IP
(A)203.64.120.1 (B)203.64.120.
256 (C)256.6.4.120.1 (D)203.256.120.1
(
)5. "http://www.cea.org.tw"
(A)
www (B)cea (C)org (D)tw
(
)6.
(A)
(
(B)
(C)
(D)
)7.
(A)
(B)
(C)
(D)
(
)8.
Outlook Express
(A)
(
)9.
ISP
(C)
Internet Service Provider
(B)
(
(B)
(C)
(D)
(A)
(D)
)10.
(A)B2C (B)
CAI (C)WAP (D)SET
(
)11.
(A)
(
(B)
)12.
(C)
(D)
Visa
Master Card
(A)HTTP (B)HTTPS (C)BBS (D)SET
(
)13.
(A)david&dcs.ntu.edu.tw
(B)140.150.300.15
(D)BBS
IP
(C)Telnet
107
8
(
)14.
[email protected]
(B)
(
(C)
)15.
(A)
(D)
SMTP
(C)
@
(A)
(B)
(D)
8
1.
eBay
http://www.ebay.com.tw/
3.
(1)
(2)
(3)
(4)
(5)
"
/
"
W3
2.