Regarding the functions of the religion in contemporary world, the cyberspace can play a decisive role in teaching, research and call for the religion. Also in regard of practice of the religion and serving the humanity, this technology could be utilized and used as a very helpful instrument, but it depends on how to understand the religion and how to implement it. Ethics and Etiquette is needed for usage of this instrument. While we find that some of the extremists and terrorists are using it against the humanity and even against the fame and image of the religion, this makes a duty for the higher experts in the field of the ICT and cyberspace and also religious leaders to protect the younger generation and the future of the mankind.