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youssef3wi/SPN

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Welcome to GitHub Pages

SPN : is a series of linked mathematical operations used in block cipher algorithms such as AES (Rijndael), 3-Way, Kalyna, Kuznyechik, PRESENT, SAFER, SHARK, and Square.

Algorithm

for(i=0;i<round-1;i++){
  XOR
  Substitution
  Permutation
}
XOR
Y=Substitution

alt SPN

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