b¸o c¸o ®å ¸n tèt nghiÖp ®¹i häc
§Ò tµi:
An ninh m¹ng WLAN
Gi¸o viªn híng dÉn: ThS. NguyÔn
Xu©n Hoµng
Sinh viªn thùc hiÖn: NguyÔn §×nh
Trung
Hµ néi 11/2005
Häc viÖn c«ng nghÖ bu chÝnh viÔn th«ng

NéI DUNG B¸O C¸O









Tæng quan w lan



 !

"#!$%

&'



u nhîc ®iÓm wlan

3+45

67+8

6+)9:%+8;*+<

62

=9*6

6#(>

(?+45

@A#B*

C$$D$#+E2F

C8G22

C¸c m« h×nh kÕt nèi
m¹ng WLAN
C4H+4
C4H++4
C4 (F7I– "#!"

B¨ng tÇn ISM

@7
%ABCD
74. 74 E=60–
-E4=#0
,>???-/7433F1
2:;A


2G


C¸c chuÈn IEEE 802.11
-/7433
-/7433
74.60
=60
3833#
7/8=.#,41
3//H#,4D1
FIJ
KLM
KDA
-/7433
74.60
NG
O%
D
E
-
E

*N&O

TËp dÞch vô c¬ b¶n
@LL

=P8&+(?
$%+%
+E:8*?*
+'%#
G

TËp dÞch vô c¬ së ®éc lËp
89:89
=P+'
%#G#
Q*>
$#&:
7HR2

TËp dÞch vô më réng
;:;6

"82@LL
P 

"S@LL
8&+(?$
%#8
%*T*%
NULO

N2
R@7799.
)@
D
P 
#@S@
N2
R@779.
)@
D
P 
#@S@
NN

An ninh wlan

G4+%>

W**+%*Z

=2]()+()_G

C¸c nguy hiÓm ®èi víi wlan

&`LLJU

8

LQ92



W**+%*Z

=+E$h

La7eW8YA(?6+4*
Pb:7eZ

;$9A[$::+4G*+4
a7eS$dL:L
NhiÔu vµ
vµ biÖn ph¸p ®èi phã

TÊn c«ng mËt m·
vµ biÖn ph¸p ®èi phã

"ci&GD8%$j*2+c 
#:2c

cWE*kZl G4

W**+%*Z

La7e)Jm7:)

G+$2+8


2*n*i&


W+'

doa7efqd2+8$?*S$Z:
*p
R2+8S$g%

Ho¹t ®éng gi¶i m· wep

i&a7e8$ZW6o.W6

2:G$?*>)$\2/oW6Jm+42
$ZdoroW6

do GroW+':2:*8S$ZWs+8
7:[T$Jm

S$Z+Zfqd>T$:Jm+4cZZ

(>$cZK$+(?G89
$42:B

=E$42:BJmW9287%
etW92+9$$#G+2!
G7u

TDUSVDA?"
Ho¹t ®éng gi¶i m· wep