Báo cáo: Mạng không dây cách thức hoạt động, các lỗ hổng và các công cụ mà hacker sử dụng để tấn công, xâm nhập vào mạng - Nguyễn Thanh Hoa

Viện công nghệ thông tin & truyền thông- đại học bách khoa Hà Nội

1
Mạng không dây – Trần Thanh Hoa
Viện công nghệ thông tin & truyền thông- đại học bách khoa Hà Nội


 !"#$%&'%
 (%!)*
+,-./0-.# 
1+2*3.3345-%!
"4.6.&##756.($8 (9'%
: ;#$<=.37
>3-5 &.#+:#.?8-
 !
2
Mạng không dây – Trần Thanh Hoa
Viện công nghệ thông tin & truyền thông- đại học bách khoa Hà Nội
I. 
1. 
) +@99%%ABCD!EE.+@>3
(%F%( !) %-:8 G
%&!
) 5 (%:8HI.I%JJ#'%
6%(+@%-.!
2.  !
a. 
- KLM.J15%9'%+2N
!
- ) M%-:8FIO#.P# +
.*Q.* %JJ#!

- R%&FLI#.!
- SO:8.GT77'% 3$UV77WX
Y$+ +.+2L#J
#'%ZP!
b. "
- K-(J#&+-G.OO+@H[.L
- \8+@]#^9#^J5%8%
&&!
- R9%%A=#%&O=#
<%(H%!
- )$8:Y>OM%!
3. #$%&'()
a. #)
- ) _`ab
3
Mạng không dây – Trần Thanh Hoa
Viện công nghệ thông tin & truyền thông- đại học bách khoa Hà Nội
)  UV_`aX:Y:8#%.+I8
c.43%##d#:8V_`a.G:Y7!
- )W`a b
)3$ UVW`aX9:(%:Y9$#J
1>3+I 8 !R+2%-$:
8'%$%&%&T77!)>39%
%ABCD!EE.###9:H]#
Y5%!
- )+G b
)$+G $ #Q
=;#$.*+G!)<Q%:#Q
!"Q+GO$Y%:5%'%$QeY
-!

- )`a b
) %.Y$# :8(%
W`a !VT)`f$#)`a .+@JF9%
%ATgggBCD!Eh!
- V`a b
) $ +2#d%.$G
i+H.* &88.* &!"
O+@>3:8.^?#
#%&T77$!
b. *+,
4
Mạng không dây – Trần Thanh Hoa
Viện công nghệ thông tin & truyền thông- đại học bách khoa Hà Nội
5
Mạng không dây – Trần Thanh Hoa
Viện công nghệ thông tin & truyền thông- đại học bách khoa Hà Nội
-. !
) dOjNb+2%(8$#$=
$ .+2*!a+2*:8.G
 '%=.%OF6%77!
- k+2%(8$#b$:877^$!K:8
IY.3:8'%8!
- "=bO#$+$=OO.3^
H+2%&.# +@P!
- ) b$8:8].G:Y
lO.%:.6 /!
- a+2*b+2O].E7 H+I
L%&.# !
c. &'()
- BCD!EEb

TgggeF$9%%A;-#%ABCD!EEBCD!EE!m#BCD!EEO
4#9n0-9#!S^9oj).
]%#$=N8#Jopq!
- BCD!EEb
k+@F$99%%ABCD!EE!R9%%ABCD!EE>3
#]%.%:%(]%UDjpqXr8+%A %
BCD!EE!9%%ABCD!EEO4-]%.%:8.MY
JF9+@>3$e!)*.&8$8--:Y
3OJ+F9^N+@#!
- BCD!EEb
k+@>3#VW`a:@BCD!EE.BCD!EE.G^
9:oj)>3N8DjpqO.$!R9%%A
BCD!EEO8$#.]%8+1IBCD!EE.
:YO.#]%N8+@#!
- BCD!EEb
6
Mạng không dây – Trần Thanh Hoa
Viện công nghệ thông tin & truyền thông- đại học bách khoa Hà Nội
W9%%A#9$O%-eOJ#
9%%ABCD!EEBCD!EEBCD!EE!
- BCD!EEb
k+@::J#BCD!EE#=8^+@<@l
>3(%]% .`7.6$!R9%%A
BCD!EE%-^9:sCC)8$.>3
%'%JOJ^8M%t:Y9#!R%99%%A
./+#4(%IBCD!EE!
- BCD!Ehb
W89%%A%& ^$%-J4
;#)`a ^$9#N%!R9%
%A?+@LV77)`aUV)`aX!

- S%7##b
"%-.G#J1U+GECXO^cUEus)X.
+@::#:Y%d:%+:YN!
4. /01123$%4 !
a. /01123
- 85>v5
kN%9>$%BCD!EE'%Jv5O;\\Tm
!
k%&\\Tm.>$%5!
wO:8.#!
- ",'%65O!
w>$$#5G:%&!
k%&>$#'%F!
7
Mạng không dây – Trần Thanh Hoa
Viện công nghệ thông tin & truyền thông- đại học bách khoa Hà Nội
w(.#%O$#eO.>:#%
&!
k%&Je:%Q65+2*!
\%O:8+@.G!
- f >3&%!
w>$9%N%:8GYn%&U`_X`_>$9%
N%.J29%N%`_!
`_>9%N%+2*G+G99%N%+@>G=
:!
)>#+2*'%`_I:5+@>3!
\%O+2*>^&G`_!
)>OeO5G`_:%^&+@-
&!
"%8*`_>#+2*OeO5.G9>3!

b. 54
- ) :8.G:Y>3 -[:Y>
#l#.*O (%O:8.G!
"4.6:8+@5-%OM5 &.# 
-+2*!
- W<=#'%65+2*Q#,-O-
.# !"i,-OJ#>
9%N%%&:`_!\%O%&J2l$
.2+2*5&+,-5&!
- R#'%65+2*+2*NJ>O:#`_
%O`_>JJd#+2*!"4.6.&,-5 
&.#J+2*.>J:#`_%O`_>J
Jd!7.#J`_>#.O>3
30O.-.#!
II. 67!
"#eO b
8
Mạng không dây – Trần Thanh Hoa
Viện công nghệ thông tin & truyền thông- đại học bách khoa Hà Nội
Vg_bOt- %.9%%AeON%9O,O$
M!
V_`b>3jBTKU.7#FN%XsD"x".eORwT_#J#
& !
V_`DbV_`D>3`g\EDB."")_#eOH%
 !
V_`Dg77b8-HD9%%AeOg`_.Vg_!
RwT_b#;J#&>3V_`+$:#Vg_!
`g\bO$#eO85;3V_`D+$:
#RwT_!
g`_b  >  3  (%  +I    5    +  ,    77#

7y7z
Wg`_bO$VW`a#;5F"#!
x`mT{\bO$5&%.58+2*!
BCD!EEbO$9%%An|J#&#BCD!EEU
 X
"")_b"")_>3OEDBO.GjBTK8YO!
R###76.(s#eO bVg_
V_`V_`D!
1. 89/
a. 89/#%*:
Vg_UV7g'%.7_.X#; %-%&#
J#&#H%%(# !
Vg_%-J#&#H%9 '%+I;eO
>3%&#x"j!KG+I;eOx"jVg_%-]J#
&.#.}9 d2+@57+$
+I;#% !)<:8 O
9
Mạng không dây – Trần Thanh Hoa
Viện công nghệ thông tin & truyền thông- đại học bách khoa Hà Nội
OVg_45%&:`_.rJer
+=H%9+2%(!
b. 0+.
~
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Y>$%<O(%sDO.&%
'%$8cH%!pY>*?<H
%+@%(+%.#:Y+%H!pY"x"+@+%.##
T"K.T"K4•%8%H%UX!
Dj.7#F#UTKbq#.7#X:@.GOVg_U+@-t
I+%HOX#$6OhjN%.##x"j#$

e/%9Uw77X!
\%Oe+@f€x.GH%.T"K#H%+@eO!TK.
H%eO+@+.#%)`"%(!
c. 54;67!89/)
- wOJ#&O(%hj(%M#7>3
-.P0O!
- )eO>3%&#eO?x"j.6.&NJJ##H
%8%#:'%J8%!"4.6.&$YTK
U.7#F#X+@/%9.$9.#.GO#
10
Mạng không dây – Trần Thanh Hoa
Viện công nghệ thông tin & truyền thông- đại học bách khoa Hà Nội
O%#<NeO!m#YTK+@eO.#
77OH%9-;-+@H%9(%O-
+@!KGYTK+@>3.G*$O9$OH%e
OUL.TKX7O1OH%.0OVg_!
d. <89/
kN%91N%.G:Y U+#7X+.#9%(!
w]%:Y F%&!
\>338+`J#5G%&!
Vy1N%.#3+`#%#"`Ta•`7.G$LTm0
:TK!
"3eOO‚y1N%+`#`x_+@>-]
%#O!
"3O+"`Ta•`7#JeO7tTK!
e. =11,<89/
\>3OV7O$EDBUO‚7#P>3OjC
hjEDBX!\>3OEDB^8+@OH%7NJ
 ]TK O^.P#2eOVg_!
R=OVg_Y[b#‚7<@+I;=O

$9QNJ=O#60Y$
O!
\>337#|8%899+2%( b#
3?O‚7N1+@8+@OH%.7O
J>33H%9:=.(+%+@H%O
11
Mạng không dây – Trần Thanh Hoa
Viện công nghệ thông tin & truyền thông- đại học bách khoa Hà Nội
-%%$%$-‚7!k(%OQ'%JY
.O?8Y2!
2. 8/>$%8/>?
a. 8/>8/>?#%*:
8/>
V_`U‚y#777X$#;9 !aO
+@#99%%ABCD!EE:#Vg_!
V_`r#d$]#.}!V_`+@::
^,-t3=#>OH%!
8/>?
V_`D%-e.>3‚yJ#.H%.(%%
&!
"%-;$#F(%9%%A'%8.
aT\REjCuD#%&#eO`g\!
b. 0+.8/>
12
Mạng không dây – Trần Thanh Hoa
Viện công nghệ thông tin & truyền thông- đại học bách khoa Hà Nội
)eO77#%(Yn.RwT_:93+@>3+H
%.#x"jeO!
)`"\7.7m{U)\m{X.$#]#.}U)T"X+@=
@>3%&#)7!

R=@)\m{.)T"+@1c)`"###%U)_m{X!
sD]#.}T"K+@]##)_m{!
R=@)_m{.T"K+@ 7#t5#.GeOH
%eO!
TK9H%eO%)`"!
c. 0+.8/>?
R#+I"")_.95H%+@-tN%Yn
)`".#d5>veO"")!k(%J#.%$NH
:=Je7#%!
13
Mạng không dây – Trần Thanh Hoa
Viện công nghệ thông tin & truyền thông- đại học bách khoa Hà Nội
"Oc8:U_aX#dN%"")_:J#.9NH8-
F!_a.NNN%Yn)`"+@>3#
#@+@>3>veO"")!
d. <8/>@8/>?
V_`_\wb>3‚##+2>3RwT_J
3#.O8+O7+7O%7uZ#7>
3-N+@7#t!
S%7uZ#7V_`7bO>33+w
Je#V_`!
R-$&U#ƒ7„XbnJFN%&.-.
 -+@5V_`…V_`D:YN#-+@Q
%OH%OOV_`$$&!
R-5U7u%7#„Xb1%$:8G+2
*1:8%O:9:8.5O>
33+O^5#$. %O8
1Jelt_)w!
e. =11,<8/>
_7b#+2V_`‚#_)w.G:YN

>v5.:%_‚#+@;96OO
J!
_7#75bL/%97O#t
!WL18OIDCvF9.=+25%9!
"77†U+2*Xb"n>3V_`D.GeO`g\…"")_!m#
+2*UQ7#7.7QYnQ37.7
GX!
`#"##U^9(%Xb>3 UK_aX8
+  (%    %  t  5  %  &  K_a!  "  3  (%    %  &
14
Mạng không dây – Trần Thanh Hoa
Viện công nghệ thông tin & truyền thông- đại học bách khoa Hà Nội
Ua`"X#J#.%&Ua`_XJ#(%9
:8>3!
III. #<
1. A<BC.
a. 5CD!
R-Y$7P%-$:.#:
Y#9#:Y9:+@#$
O.6:%--O!"+I;+2*#
-Y$+b7$ ]%d!
b. 0+3$%B11,17
\>3I:1O‡\ˆ-$$:Y%
l#.*O!R-%1OOYO
:Y1O:%:YO:8G`_!
"O(%;31OOJ^%&+@‚#tHY
nRR_79.9‰R_77!aH%:89(%%(
‚#7#775UeOX!"O(%;3O-+@
‚#9 '%6#=H"7.\7.7
'%6^&!K1OQ,-O1

+@ ]+@+%+@.O?:(
(#+I;-#!
15
Mạng không dây – Trần Thanh Hoa
Viện công nghệ thông tin & truyền thông- đại học bách khoa Hà Nội
E*F)G)*<BC.
=11,17H.61O+I;-%Y$9-O
.#^%(O#9?t
.7$7!pJ( #J^eO
##,-Je+@O-+@O
Y.G7!
2. A< .
a. 5CD!
R-$-:.#:Y9+`_!"%$
-$O+@*0%&G$7.7^
?-HH%'%L&4=-%6IFN
!w%-M+J^#O-!
E*F)?)*< .
b. 0+3$%B11,17
w%-3b)#%&P!
)$#H=:$]-9#J#
]#d5:8.#d%&P%d
16
Mạng không dây – Trần Thanh Hoa
Viện công nghệ thông tin & truyền thông- đại học bách khoa Hà Nội
%99!7J#Yn)`"YnT_:Y
9]6Y]>3#
#8%N.#P:8!".(YY)`"T_
NJ#O%&+@t.1$O9!K
=Yn)`" OM9(%

V#‚{aTf!
=11,17<!HH6J#&]>
3#.#*P #J^;H
9!
3. A<IJK!!LM!#!N!O
a. 5CD!
R-%%Q+2@7>3$`_J#•.#H
#$:Y%Q.-#=:
Y.(!`_•.#JO.Y4J^%#I(%#.G`_
@#.*OO#7:8.G`_J
#!KG%-6+2*OO+@!
b. 0+3
E*F)F)A<L
17
Mạng không dây – Trần Thanh Hoa
Viện công nghệ thông tin & truyền thông- đại học bách khoa Hà Nội
k-%Q7J:+@Y\\Tm7>3
.7Vg_:%O>3Vg_!w:8+@t`_P+@(%
'%$:Y7+_"‚##%7!
R-%QO+@99$#.GD_")"T`!_N
(`_9E#FO$_"+@>3+$`_E_"
*:8#.G`_@!WQ#F,FH
#$H7.`_@!7*%-O-
+@Yl>3+I6 ]9
]!
4. A<23#
w,-5Y39%-+2*#VW`a.
:8L:`_!\%O•Z79%N%5.#
VW`alJ#Yn)`"`_.+2*!a+2*
&+@Z79%N%5%N`_>:!\%

1+@:8$+2*cVW`a7:3
1:8.G+2*?!\%Y1:8+2
+2*:83dY.3+,-eO
:3>O9%N%5#+2*!
18
Mạng không dây – Trần Thanh Hoa
Viện công nghệ thông tin & truyền thông- đại học bách khoa Hà Nội
*<'P23#
5. A<Q;R1
a. 5CD!
R-J#`_%-man-in-the-middle=!k %-
;FH.$+%+@%(HQ!w%-
-.6O$-J+%+@'%!x-O^
-7#%man-in-the-middle#O 2.6%-
9%N%%&.#+2%(!R# 6MY-
%!
b. 0+3
R#$`_J#O-%68+`_@l
#P\\TmYn)`"!!!`_@UH-%6`_
@O%+@l.1O%(#X!R
J11`_J#O+2$]%IJ#.G`_@
l`_J#N.G7I`_@!
S+G:7## :8G`_Jl@#7
:8# $%$-m#\.#`_@#.&7J
:8G`_J!\% :8 ./#$6+2
.:% :8G$`_@6H% (%
'%`_J!m#O7O*;3%&
%8!w%-d##BCD!EE9%N%;D
+GH`_.7`_'%J#-MY7$.^
1F7!

19
Mạng không dây – Trần Thanh Hoa
Viện công nghệ thông tin & truyền thông- đại học bách khoa Hà Nội
E*F)S)*<Q>/
#T!!&
w,-#$%&$&9#.=;
Q%8-.2 .9=;:8!
IV. /011<
)39%+I- c$‚y
%&P.#%9!+I-J'%o'%
6!
1. A*+
- a.3N%9,-0:39%‚uy(^l
#.-!
- R:Y.79]5+@.4#OJ^
H‚uy#$l#.*0:
O!
20
Mạng không dây – Trần Thanh Hoa
Viện công nghệ thông tin & truyền thông- đại học bách khoa Hà Nội
a.3O^-# 816%r6
5J.GO!aO8+O#.6..G
#+2!aON@Q3.i+$ 
]'%=!R:Y#+.&##J,#$t.^
:.3*%$.#J^!x|:Y+
.&.+@N.G+29%6!
)1-J:YBCD(%OO-M!
"N(:@.G]U.+2M4XO:$
]5%6OJ^-J‚uy#
$5%'%O!"+I#-:#>3$:

#+2 #8%89.
%&OYtO‚uy!\>3H3OQ
:8.GH+2#.* &Y+I!
fY.Y4-J #.N-
[N(=%#‚#‚!
a:%eO$]5SeO$ !W%O
:-J #%.Š!W:#0-
QŠ
R-J(%(%O]@N(#P
 .O+@$8.(:
8!
5<
)$%$- 1N%l..-%
 $$#Y$!
/011<H
21
Mạng không dây – Trần Thanh Hoa
Viện công nghệ thông tin & truyền thông- đại học bách khoa Hà Nội
- _+I3$b
)$,-O>33$d$`_
l1OtO‚uy!aO$`_\\Tm.:Y
 .,-O-HO!
- _+I$b
R#+I,-‚uy$9%N%^?:%`_
>J26O\\Tm!a:%:Y O\\Tm6OJ.(.G
$\\Tm8
1PU1VW
- _‚y.GT\\7
w‚.5%'%138O
%&!

R7#|$]%&+@#S7#2!
WL‚uy$M!
W=&‚uyO8+@:8(%!
W+%H%p_\.#&57###77!
- _‚y.Ga7%.7#
a7\%.7#3+@>3%&.(
%& NO#2!
a7%.7# 3M4+F%dO+@&&N
%8.#^DCC‹YIJ`_+
.(+I;5.eO+@Y:
22
Mạng không dây – Trần Thanh Hoa
Viện công nghệ thông tin & truyền thông- đại học bách khoa Hà Nội
Un#:OOeOX.#P+2**:-
;(%6!
R%<@Y;$M%a7\%.7#;3%-
%d:-#HN(M4
#dR7#%7`_`_ mŒ77"7{7"7R7#%7
"77."7\7#!_N(OH%
#$#J257%OrO###
-H%37#Y_m‰#dJ#:.%
d`_!
- _‚y.Ga7\%7
a7\%7$#H3 %2-.=:-!
a7\%79(%V#‚.V#‚"g…)#7Q9
`_FN.IJ+b\\Tm98$Yn)`"e
J5%-.%AeO!
a7\%7OMW`a >3%A
BCD!EEBCD!EE.BCD!EE
";^b

w-%6!
"O0:Yn.GH.*4O‚uy!
_%9  !
_H‚uyJ#!
_‚y.GK\%7
R6:%&‚uy
\>3:$.-t‚uy
aOO<@p_\
23
Mạng không dây – Trần Thanh Hoa
Viện công nghệ thông tin & truyền thông- đại học bách khoa Hà Nội
2. XR1BQJ/Y
w,-#Jd‚uy.t.#$IFH
%89+@%&F3‚uy+7%.7#
7%7
p+@>37#|.Y4‚uy.J9‚7
+VTpWg.(L$O!
Zb
- "3p_\bVTpWg
VTpWg@-.(.Y4 9#:G.#
$IFH%I.Y.%-#+2*'%;3•.
‚#‚.;3‚757Jd% .&&IFH
%'%‚7!
- "3p_\)b\##
8Y.Y‚uy\##5Y.Y49IFH%9#
:G\##
X%+%1VW[ZV!;;$:
- S+GEb^v$#J‚7.#‚#N(Jd%.
7757%&‚y9JdYv!
- S+GDb:8^7:Yp_\#]5'%$$

%:{\S.Q9$:57!
- S+Gsb".F$a7\%7N(‚7&:
Yp_\!
24
Mạng không dây – Trần Thanh Hoa
Viện công nghệ thông tin & truyền thông- đại học bách khoa Hà Nội
- S+GjbW57F8$so…#-IUF8$#^u7‚uy
‚uyX
- S+GobS1.+%y7a7\%7#OOL$p_\%
&‚uy
- S+GhbRJy7L$.t1+@9VTpWgO$.
‚y9Jd!
3. /\#K#VW
a. A*;!#]^
K ]%H%‚uy#P,-O0<=
‚uyN-!
aOQ#.5Y:+@*@#$%$-
!
b. A!_VW
w,- ]$ 5Yb
- \\Tm
- wJ^3d\\Tm
- f+I;>3!
- R%&#eOVW`a
ZB`7&VTWH
- S1O.Gb!
S$%=1OH%BCD!EE'%Jv.(%O
+@57#V7 ]|I!
_N(O+@-%6JeVg_…‚!
aOOJ^1+@(%9d2.:@.G%!

aOO+@>3$#$ !
25
Mạng không dây – Trần Thanh Hoa