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A misbehavior detection system for vehicular delay tolerant networks

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Academic year: 2022

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(1)

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2

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2

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2

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#EE24+7@8)AB1747#E3C7!27DC7FC379C7E37C52F23472337E37D6CC7E75C73C5759#7 6327E7933C293797E7F62EDC73C5759#72F7CFED2F5C17BCCE7#9CCF76F23477C526E7 8CE,79CE379C!93F7;789F=7C52FD7,76F2347D6FCFA7+99,CF797CC37D2,CF7 8E39CA(7CC9#C7 D,7 7 C2E7 ED7 CFCE5CFA7 #92CF7 242E7 933C22,7 97 96,23472E4CF723732E7E32347E7242E79++632E293F723EF66C1737E#E9+A%7 CC9#C7D,77CFCE5CFA75C7#6D27E3F#97F,FC+79+#9FC797D6FCF7E37E+F7 2F76FC7974E5C7E27#962937+CEF6C+C3F17

7777777777777777777777777777777777777777 7777777777777777777

(75#DFF!!!12F+2CF96293F19+F7

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(2)

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37 5C7 8B7 #CFC3C7 237 @M4:)IBA7 93C7 E7 C52C7 CCF7 E395C7 +2FDC5E2347 C52CA7 E7 !E32347 2F7 244CC7 E37 FC37 967 97 95C7 C52CF17 97 #CC37 !9347 E6FE293FA7 5C7 <47<7 #9997 2F7 CF243C7 97 F6++2347 !E3234F7 E37 CE2347 !257 E6FE293F17 E3,7 !5C37 E7 C52C7 C5CCF7 5C7 C23C7 5CF597 97 <47<A7 2FC4E7 +CFFE4CF7EC7244CC7E37FC37967 97GC22E2937 46592,7;G4=17 4596457 <47<7 E37CC7+E2296F7C52CFA7273CCF7E7G47EF75C7C3E79+#93C317

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(3)

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(4)

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1 2 2 1 1 2 1 2 1 2

2 9A 9A 38 38 7 56 56 324 324

B5= A A A AA A A A 7

( )

{

D34 D34 2368E D347C1

}

5621= 2EA 3F

7777777775612=

{ (

D342EAD343F 1368E D347C2

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7 12

3 45

6 7

8 A 9

B

= 5 C 2 1 2 1 21 12

2 B 9A 9A 38 38 756 56

324 2

7777777777 1

23 45

6 7

8 A 9

B

= 5 C 2 1 2 1 21 12

1 B 9A9A 38 38 756 56

324 1 7

5C7 93C37 97 <7 236CF7 D957 97 5C7 C52CF?7 2C322CFA79A2E379A117 5C7 63266C7 FC66C3C7 36+DC738 97 CE57 C52C7 FEF7 9+7 (7 E37 2F7 23CEFC7 D,7 93C7 EC7 CE57 93E1747C52C72F7397E9!C7976FC75C7FE+C7387!2C1777F59!F75C72+C7!5C3752F7

<7 !EF7 4C3CEC17 5C7 <F7 237 @G(%B7 6FC7 E7 C97 97 #E3CF7 D6CC7 D,7 39CFA7 5C7 2C322CF7 97 5C7 #E3CF7 CC2C7 D,7 39CF7 E37 5C7 2C322CF7 97 5C7 #E3CF7 FC37 D,7 39CF7 97 CC7 DE359CF17 52F7 !27 +E3C7 5C7 F2NC7 97 5C7 C97 997 E4C7 27 5CC7 2F7 F622C37 E27 237 5C7 F,FC+17 37 967 F,FC+7 !C7 2396C7 5C756FCA7 !5257 2C322CF7 5C7 E3F+2C7 +CFFE4CF17 5C75621FC7 93F2FF7 97 ;2A7 F=7 %26#CF7 F92347 97 CE57 +CFFE4C75E75EF7DCC37CC2C7D,7C79+7275C7+CFFE4COF72A7E375C727975C792423E2347 39C17561293E23F75C7+CFFE4C7239+E2937FC379+7C52C7C797217957C52CF7F2437 5C7 <7 !257 5C27 #2EC7 3C,F7 97 23C42,7 #9C29317B52

{ }

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( )

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$# 2&A99E4B2B72

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(=7C7EFF6+C7CE57C52C75EF72F79!379E7DE32F175C37C52C727EF7C52C7C72397 2F7DE32FA727 !27F2+6E3C96F,7CCC75C77E3795C7CCE37239+E293797C177 C52C7C72F72372?F7DE32FA7C7!27DC7C6FC797E3FC7E37CC2C7+CFFE4C79+72177

%=7 5C37 !97 C52CF7 +CCA7 D957 3CC7 97 #92C7 7 3C!7 E37 FC66C32E7 <F7 97 CE57 95C17 7 C52C7 C7 DC5ECF7 !CA7 5C738237 2F7 7 <F7 F5967 DC7 FC66C32E17 7 C52C7 C7 599FCF7 DCC7 <F7 9+7 2F7 +C+9,7 97 5CE7 95CFA7 5C38!27 DC7 397 FC66C32E7 E3,+9C17E3C72723F75C73897C72F7397FC66C32EA7C7!27DC7EC723972?F79E7DE32F17

&=77C52C7275EF7E7+CC23472F7!5257C9F797E72F7C3963CC7C52CF?79AA738E37 2+C177C52C727+C7C7DC9CA7D,75C3234 38E3779+7C?F7<F7E379+#E2347!2572F7

(5)

+CC2347 2FA7 C52C7 27 E37 #CC37 E37 EE3C7 EE3C7 9+7 93,7 #922347 97 E37 4997 <F7 97 CC2347 <F7 !5257 EC7 2FEE3E4C96F7 97 2FC17 E3C7 C52C7 27 CCF7 5CFC7DC5E29FA727!27E7C723972F79E7DE32F17

K=7 7 C52C7 C7 #EFFCF7 5C7 5C3F7 (7 97 &A7 C52C7 27 !27 6FC7 5C75621E375612FCF7 97 6#EC75C7797C177C52C7272F7246CF79675C7+CFFE4C79!E2347E29797CA7!52572F7 5C7 9E7 36+DC7 97 +CFFE4CF7 5E7 EC7 FC37 967 D,7 C7 237 7<F7 9C7 5C7 9E7 36+DC7 97 +CFFE4CF7 CC2C7 D,7 C17 7C52C7 C7 #92CF7 7 <FD756A756A11A75617368E56 A368E56 A7 QA7

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111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111;(=7

7θ>7F63CEA7 !C7 E37 #9CC7 97 FC#7 L17 7θ7F63CE752F7 232ECF7 5E7 C52C7 C7 +E,7

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= ( )

; < <

= 21 γ γ

1

2 5

5 77777777777777777777777777777777777777777777777777777777777;%=7

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77777777777777777777777777777777777777777777777777777777777777777777777777777777777777777777777777777777777;&=7

7ψ57F63CEA7 27 F59!F7 5E7 C52C7 C7 #CCF7 97 FC37 2F7 9!37 +CFFE4CF17 52F7 3237 97

DC5E297 !27 DC7 #632F5C17 C7 6FC7 9+6E7 ;%=7 97 CCEFC7 17 7 FC#7 K7 E37 L7 F2+6E3C96F,7 CC7 5C7 DE7 DC5E297 97 C52C7 CA7 !C7 6FC7 9+6E7 ;K=7 97 23E,7 CCEFC7 17 7 3C25C7 97 5C+7 CCF7 ED39+E7 DC5E29A7 27 F59!F7 5E7 C52C7 C7 2F7 39+E175C37C52C7C7 !27DC7C396E4C7E375C772F76#EC7E92347979+6E7

;L=1797C396E4C7+9C7C52CF797#E22#EC723975C73C!93A75C7E22C79+#93C37 R7 2F7 E4C7 5E37 5C7 F6DE2C7 9+#93C37 S17 E3,7 !5C37 C52C7 27 2F7 9323C7 5E7 C52C7C7DC5ECF7DE,A75C7E4C7F6DE2C79+#93C37T72F7E##2C797CCEFC75C77 97C173752F7#E#C7!C7599FC7S797DC7)1)%A7T797DC7)1)LA7R797DC7)1)&A7F63CE797DC7)1LLA7

E3757F63CE797DC7)1I175C76#EC77!27DC7C2CC7975C7C2F2937+96C17

777777 = 21−ρ ; )<ρ<( =

1

2 5

5 777777777777777777777777777777777777777777777777;K=1 777777 = 21+λ ; )<λ<( =

1

2 5

5 77777777777777777777777777777777777777777777777;L=71

D D

<=

<=

= 2

2

56 368E 2

2

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2 2

ψ

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2

56 F6 2

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2 2

(6)

1 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 x 104 0

0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1

Time (s)

Detection rate

blackhole 10%

blackhole 20%

blackhole 30%

1 1.5 2 2.5 3 3.5 4 4.5

x 104 0

0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1

Time (s)

Global detection rate

blackhole 10%

blackhole 20%

blackhole 30%

$#"2D7F454B2B722

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