Question: Which step of the AES (Advanced Encryption Standard) encryption algorithm involves multiplying byte values (which correspond to multiplying polynomials of degree < 8 with modulo-2

Which step of the AES (Advanced Encryption Standard) encryption algorithm involves multiplying byte values (which correspond to multiplying polynomials of degree < 8 with modulo-2 arithmetic on the coefficients, modulo the AES polynomial x^8 + x^4 +x^3 + x + 1)? byte substitution, shift rows, mix columns

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