Israel is under no obligation to allow holocaust denier and Israel-hater Chomsky entry into its country. That has nothing to do with totalitarianism or and other 'ism. It is simply common sense and decency towards the citizens of Israel.
Ashley Madison says Noel Biderman is stepping down as CEO of Avid Life Media Inc. (Reuters)
from the article: Noam Chomsky denied entry into Israel and West Bank