“Communication Rights in the Information Society (CRIS)” is one of the most important issues in “World Summit on the Information Society (WSIS)” which is held by United Nations. Communication Rights is based on the freedom of speech which is one of most important human rights. At present days, the freedom of speech is not only accepted universally, but also written into every country constitution. When time goes by, the meaning of the freedom of speech is getting complex and deep. However, as far as communication is concerned, is the freedom of speech the only right that human being could enjoy? The article will introduce the background of WSIS and CRIS then review related literatures concerning communication rights.