A security framework for virtual knowledge communities

(1)

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(2)

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(3)

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(4)

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(5)

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(6)

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(7)

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(8)

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(9)

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(10)

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(11)

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(12)

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(13)

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(14)

+) ) I ) ?8 ) . * <= 0 K 3 ' " ' C " ' * " / ' 0 ! - % $ ) 9 " " $ ) - # # " #$< ) 6 68 6 <) 0 3 ' ) 3 0 + ! 2 ! # . 9 " " $ ) - # # " #$H ) 6? 8666) 09 ?3 +' ' / , % ! ) 1 ) # % / &)6<6 ) ? 09 3 @' / " +' ) - 0 0 2 455+678 ! 0 ) 0> 3 I " " " #$ ' * E ECC # 'C * C * C= 8 C = 8 " 0 " + 3 0L <3 *' . ) . ;1 9 ( " + * " 9 ( ) + < 0DD 3 ' C " *' C ! + % ) 1 " # ; I ' ") L # ' ) * @8<) ) ' ? ) ) ?8 ?)