Defense against Malicious Users in Cooperative Spectrum Sensing Using Genetic Algorithm

Pseudocode 1

for k = 1 to sensing limit

  for i = 1 to iterations

    for j = 1 to total SUs

      if  > threshold

  hard decision “1”

      else

  hard decision “0”

      end

    end

    for j = 1 to total SUs

    end

     Crossover the new population

     Randomly mutation of the least fit

 end iterations

  best sensing sample out of

  if

    global decision

  else

    global decision

  end

end sensing limit