RFA: -Squared Fitting Analysis Model for Power Attack

Algorithm 3

RFA on second-order CPA attacks.

Input: random plaintexts,

   template.

Output: .

(1) Encryptand acquire,

(2) 

(3) for do

(4) for do

(5)  

(6)  

(7) end for

(8) Compute thebetween

    and

(9) end for

(10) return