code: public static byte[] randomBytes(int size) {
          byte[] bytes = new byte[size];
  
          for (int index = 0; index < size; index++) {
              bytes[index] = (byte) randomNumber(0, 255);
          }
  
          return bytes;
      }
docs: Creates an arbitrary number of random bytes
  
  @param size the number of random bytes to create
  @return An array of random bytes