Securing Cooperative Spectrum Sensing against DC-SSDF Attack Using Trust Fluctuation Clustering Analysis in Cognitive Radio Networks

Procedure 4

Perfect trust mechanism.

Input:  C, , , and ;

Output:  ,

(1) for  each   do

(2)if    then

(3)

(4)

(5)deleted ’s sensing data

(6)else

(7)if    then

(8)

(9)else

(10)

(11)end if

(12)end if

(13) end for