Additionally , groups of eight bytes are often separated by a hyphen .
Similarly , in hexadecimal ( base - 16 ) , full spaces are usually used to group digits into twos , making each group correspond to a byte .
Groups of eight bytes are often separated by a hyphen .
Similarly , in hexadecimal ( base - 16 ) , full spaces are usually used to group digits into twos , making each group correspond to a byte .