Tìm hiểu và nghiên cứu các giải pháp bảo mật cho mạng Wireless LAN

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/{:*<AA2F*O'!"#A*Pq*+
 kA  /„ NH GA F /„ pp ) ?  …II i…1A IA 
I j'!"# a1M Z02FA2O*2B1k
0 @A /0Az Y2 @A \P +  d U / /0 +'
 !"#dd{\*GA<!"#2B
\R\/0JD)'#A!"#fZ/{
/F]DZ †<{*<?*J:' 
!"#dn]*B/FJ}YAzd
1JM):0<z/ z{f'
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K%hAfJ6GA!A
 !"# a1M{+Q9(i{+MM0z/A^z2

F,'8CK€‡SCK€jFZ/0J @_GA6G~\/0+
d2; a1M'9a1M !"# ˆU\D*AAZ
 !"#
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FD0zAZY.21: )+ƒ0<
]6/;'
J\PA2ZdB LMM!"#L
/A\Qb"iKOjzo"zVzK!"#,zQRRRNH,'%i$
…jy*Z‚LZ*5*/A'Qb"zo"zV
/F\:*•Qb"i%jzo"i%HjzVi%Hjz*O
i2j1/FF/00@Ad/‰
<FJA'#\]zK!"#,QRRRNH,'%%AMM
/F<:/%HHz;/F,1TF
Fz/F1: )i a1M" -j'hD/{6]D
01M\i!"#z"#jzK!"#$…*\]YAZA2F
51n*)<!"#'
#::#>H?>K]N<E\FMba)
• ><E\F
 6:*<
45*/Šd~\*GA !"# 
D!"#66:*<'I2i-b"z!Az-Iz''j
Z12G Z'K:FkAzF
ZBz2 ˆ*<2/F/*}2
A/'
 I*5*:[
I 6  /A   !"# ˆ [ : !"# !"#
/01n'h*5~1ƒ1:z/0J\))

\D'
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*< M<{0'*< 
d:*Jz LYL
XA*`*d1k'
 #ƒ
 !"#
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b2B0@A0\P Z2 ˆZBGƒ}
L/ a1M<+ '
 V
V  @A.*+A2 AF
*Bd/‰A;DFJn]'
*J62B1.21‹ZA
:'If Œ*:•d1ƒ1
  a1M ZŽA1ZJqYa6*\])d/‰F
J•;zA ZD
/0Šd/Z@_'
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K,h61M2:J<
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• IA1/01.2C)6/01.2'
• 42/01.2i" j
AnG ZzU1*<D: )+!"#Z
1.2'I*2A*?DA@Ak2F*@_U1

*<'
• V1iV1/01.2j
C*2/01.2'#DAz*5
fAZ/YAD3,/'
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 !"#
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#:&CDN<WAGMba)
 A a1M Z*}*A*?0kAFJ/0
+d/‰</F_'
9ZA1*0/f^ ZA'bk ˆ*\]2B ZA
Z^A<6Y)FJ'
FJ1knD+ FJ'
I06*\] a1Ml 1ALQRRRNH,'%%
iQ XRAA1R R j
#:cMM?>fAN?IAGJgAGMba)
InD ˆGA/01.2zL/01.2
+\]A*P2*\:.dzF'
#::cMM?>fAhi#:
#:::#G>jAGYMRa<kEMba+++hi#:
h /7  * ‡ * a (7 iQRRR ‡ Q  X RA A1R
R j?zA*PBL/A
@A*F!"#\NH,'3RzNH,'S/Žy*\]A
Z/ANH,'%zNH,',zy(‚Z*B<
|'Ik{%>NHz//01.2q*+zZ
NH,'8GAQRRRd2\:2/GAL!"#/0Z
@ /  1M   /0 1.2' TF @ QRRR *` @2F *J   Z

NH,'%% Z  M *J |A  L D  _ i-K• ‡ - Aj  D ("I
i(1" Ij !"#'
IL*+QRRRA*PNH,'%%{%>>='*<**\],
( 'F A*ZLNH,'%%AzNH,'%%zNH,'%%zNH,'%%zy
NH,'%%!LGA/01.2'V{+,'8CK€z*<%( '
NH,'%%AV{+SCK€z%HN( '
NH,'%%V{+,'8CK€z%%( '
NH,'%%#\L\*<A:S8( '
NH,'%%!L*Aa‚](1AA*1A'
 F f L / < ^ NH,'%% NH,'%%…z QRRR NH,'%%z QRRR
NH,'%%•zQRRRNH,'%%1zQRRRNH,'%% '(‚L? B6{/A'
 !"#
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$%3$
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#:::&+++hi#:d
ŽA*P{%>>>z*+*\AAJ\P'K*<)+ ,'8
CK€*<2B1kZD%%( '*<2 ˆ1+/\P
1n12YA D"-'
QRRR NH,'%% *\]  A •  d k *5 * B 6  1Mz
0\]*  DZ1.2'
#:::+++hi#:a
ŽA*PnUDQRRRNH,'%%'K*<)+ SCK€*<AS8
( '‘+ SCK€z+ 2nD+ *<GA<*<
/\FJ a1M0Vz Zz*’O'
T0\:6DZ † a1MLQRRRNH,'%%'
#:::5+++hi#:G
ŽA *P { ,HH3'  *< 2B  *F S8 ( ' \:  \ L QRRR
NH,'%%zLQRRRNH,'%%*<)+ ,'8CK€Z\:6

D    L QRRR NH,'%%z *.2  < *  ] : L QRRR
NH,'%%A'
ILQRRRNH,'%%*\] a1Md?F)^:'h6?*J
‚]/{A'bn/7`o…b(iAX@2$
1 Yj'
#:::8+++hi#:l
IL2 ˆ A^d*/A)k/D\
1ADzz/  .A2'
IL QRRR NH,'%% ~ Z 6 { g9 igA2 X 9j  ‚ ]
(1ALQRRRNH,'%%QRRRNH,'%%Az/‹
12/{\:6DkL\D*Z'
g9‚](1Addk1JM/
\h1$$1A1z"1$$1A1zhQ-ihQ-jzQ*<A'
#:5mA?NRCAGFDAGH?IAGJ@K
Tq*5"-U_
$ I+ZknAAkA/6" -'
 !"#
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$ TF" -AS/'
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K3T!"#
#:8E]ANRnMMba)ERlBlXX
( *\]F/Fd'IZAA^
• Q11VA 99 ‡QV99'
• VA 99 ‡V99'
• RY1199 ‡R99'
VA 99 ‡V99<ZFJkA!"#Z

1.20\P0@A"-*J'(!"# a1M ZA1iŽ…j*
6A1A IzI•nG Z'CAF
FJ*+0@A1JM  1Xi99QbjzI2 ˆ a1M
99Qb2*^6}FJ'
#:8:JlolAJlAN$,,pJ?CM
0Q11V99IFDA/0
 0 @A "- \      ;' ( • d  L
NH,'%%2OA2FDA'\P02*\]F
AO< I*\]*51n<M*6M/PA
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(0QV99f*\]^A1$'
 !"#
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K8(0V99W"1$
#:8:#$,,pAqRaMXNR>MN>Rl$,,
0QA V99IDA0
@A" -i"-j'"-*.@_^ AFz
I/0FDA\Q11V99'4AFD
AIaXA1k*F"-z A*Z"- ˆ)*F2'
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 !"#
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 IA/ZAR-*\] a1M*Y*J ;GA< A'
 IA/ZAR-1n*`ZA1k
T<I a1MR-q< Y/FD
<"-'"- ˆYYIZA/ZAZYA2/0zFZzZ|A
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/D/FnGA!"#'
(<@J!"#i"1jzZ.R-T2•A25<
\:F/'K.R-T2Z*:\ 
 /ZA |z 5  F a 1M 9@ 6 A/ZA ` ZA  ' K
R-Fz{5*\]/{JzA/'
R-T2OAz&8%,Nz*0/d2F8H%H8'
!_ 1 2  1  A  R- T2 *B a 1M  <  /) z
QA€AhiQhj,8<}/ZA68H5%H8'hT2
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R- T2 A2 < Z . \P 1n A Z  z‚
Z,SzF<T2JdzA2*?,S9A<*FA"-A2
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 !"#
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(<61kA1nBR-T2FZIA16]&8
/ZA%,NZZ1n\:\dz*OPF‚]%,N
~Z*\]DA/ZA&8'
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LNH,'%%A/ZAR-*\: a1MA/ZAR-|'#F
^R-T2|<R-T2|<"-5I
/FDZzR-T22 ˆ/0APA2*?'#ZZ<\:
{z *: z6]  k !"#•z\/0 6]
k!"#@20D'#Fc a1MR-T2|d1ƒ1‹*F 
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p;\P]F<\P*ZdIA1!"#GA^zIA1
*ZA\:: )Z2!"#*ZD//ZA|
GA!"#*\]A2*?'
&::&,lRUlR`>sAB~M?}aH?xaF•?xaNQoNR>AG
hDk  !"# @2 0D a 1M R- \ <{ z
@_A/ZA`ZA*\] a1M
 g6 A/ZA
 g6.A/ZA
 !"#
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 CD0@_

Vd/‰ \]FJ/A~Z*ZAf @_A
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 @ Jj \P *\]  •A2     "-'T a 1M
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 !"#
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T2Q2-jZ*<A2*?/ZA‚Zz*B2.2/Z
/{dB"A/1fd2/ZAGA'
-"~ a1MŽI8\R-\`ZA*+2*G%,N'(5
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R-dB'h-" a1M/A*6’i( A
Q2I/jGA1k:R-'
-"/02+.d+z.dƒ6B+B
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-"Z †AA^-"- A-"R 'IAA^
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 -"R I1A+<2GYNH,'%Y*d
/ZA/)‚'
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-",A*P A*Z*\]/*J+*+2%W>W,HH8'-" a
1M`ZAˆ*\]^L`ZA.A"R9i"1A
R29A1Aj'"R9 a 1M  ` ZA *Y / Ž•1Az a
1M/`ZA%,N%>,5,S&'
4*B5{z@`ZA+*\]F
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#k-",*B\:6D-"'
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5"R9'!^5k/0;k*\]
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