There are various risks tied to the Web. Toxic evils like cybercrimes, cyberbullying, on-line harassment, aggressive online comments, defamation, hateful speech, plagiarism, etc. are growing among young people. The search of antidotes to fight the above issues is becoming a common concern for governments, educational authorities, teachers, parents and children alike. Literature stresses on the crucial role of education for combating cyber risks among young people. There is a general agreement about the responsibility that schools have in this challenging battle. This book tackles some dark aspects of the Web, explores them thoughtfully and gives the suggestions of experts for preventing them.