Question: DEFINE THE S-BOX S(X) BY THE TABLE TO THE LEFT AND LET t1t2=S(x3x4x3k1k2k3)u1u2=x1x2t1t2E(x1x2x3x4,k1k2k3)=x3x4u1u2Fk(x)=E(E(E(x,k),k),k) Use Fk to encipher the plaintext AH by using the 8-bit binary

DEFINE THE S-BOX S(X) BY THE TABLE TO THE LEFT AND

DEFINE THE S-BOX S(X) BY THE TABLE TO THE LEFT AND LET t1t2=S(x3x4x3k1k2k3)u1u2=x1x2t1t2E(x1x2x3x4,k1k2k3)=x3x4u1u2Fk(x)=E(E(E(x,k),k),k) Use Fk to encipher the plaintext AH by using the 8-bit binary ASCIl representation of the letters, subdividing into 4-bit blocks, and using the key k =001

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