Given the continued increase in the prevalence and «dependence» of modern society on various gadgets and messengers (especially among the younger generation), it is possible in this direction to find unrealized opportunities to influence the adolescent cohort of the population effective mechanisms for preventing risky behavior and various manifestations of cyberbullying facts of various violence.
 Purpose of the study. To explore the possibilities of prevention of risky behavior of adolescents, cyberbullying and various forms of violence against them through the use of modern Internet technologies
 Materials and methods. In order to achieve the goal of the study, we developed a questionnaire and conducted a social survey, which included 283 students of vocational schools, whose average age was from 15 to 17 years. In accordance with the set tasks and to achieve the goal of the research, we used a set of general scientific and special methods, interrelated and consistently applied during the research: system analysis, biblio-semantic, statistical, correlation.
 Results and discussion. A cross-sectional sociological survey was conducted in a case-control type with multi-stage randomization of respondents' choice. A total of 283 vocational school students aged 15 to 17 were questioned. The teenagers were added to the orbis_zp blog on Instagram, where they were offered a survey. Questionnaires include questions that elucidate respondents' encouragement to social groups promoting a variety of risk-taking and suicide quest games; facts of committing cyberbullying to other peers; facts of physical, psychological and sexual violence against adolescents and the level of knowledge of rights and guarantees for protection against violence.
 In order to prevent the intensification of the negative impact of Internet resources, we have developed and registered an online blog in the Instagram application, the purpose of which is a control and preventive function to reduce the negative impact of the Internet on adolescents' awareness of the spread of risky behavior, cyberbullying and different types of violence. The online blog hosted a month-long training marathon on recognizing cyberbullying, identifying the spread of risky behavior and the facts of psychological, physical and sexual abuse against adolescents. The following Internet technologies have been used to prevent the spread and correction of the effects of the foregoing: information explanatory publications (posts) on the Internet blog page, lectures through live broadcast on the orbis_zp blog, communication with adolescents through personal messages and consultation with a psychologist. After completing the online marathon, a second questionnaire was conducted regarding the effectiveness of this type of educational work.
 Conclusion. 1. The effectiveness of the use of Internet technologies for the prevention of teenage risk behavior, cyberbullying and various forms of violence has been established. Reduced cyber bullying and hatred on the internet by 37,09% (from 67,49% to 30,04%; χ2 = 79,4; p < 0,001) and 47% ( from 81,63% to 34,63%; χ2 = 128,4; p < 0,001), respectively; as well as cyberbullying cases – a decrease of 55,47% (from 66,78% to 11,31%; χ2 = 182,9 < 0,001). 2. There has been an increase in adolescents' awareness of the recognition and counteraction to various forms of violence against them (from 25,95% to 89,75%; χ2 = 237,2; p < 0,001).
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