This study aims to determine: 1) an overview of the social demographic characteristics of social media users, 2) knowledge of social media users regarding digital ethics, and 3) perceptions of social media users regarding digital ethics from the social media they use. The method of collecting data in the field is a survey using a questionnaire distributed to respondents online with the help of google forms and sampling is done by purposive sampling, with a total sample of 250 respondents. The variables used in this study include: demographic and social characteristics, user knowledge of ethics in the use of social media, and user perceptions of ethics in the use of social media. The data analysis technique used descriptive analysis. The description of the knowledge of social media users regarding digital ethics includes the Law on Information and Electronic Transactions (UU ITE) and the regulations and sanctions contained in the ITE Law, it was found that most respondents stated they knew, while there was a large percentage of respondents answered that expressed Doubtful and didn't know, as well as a small percentage of answers: knew very well and didn't really know. Respondents' perceptions of digital ethics include privacy and security, ethics in posting on social media, cyber bullying, Hoax, plagiarism, End-User piracy, Software Piracy, Unauthorized Use, Hackers, Terms of use, Personnel security, Fair Use, it was obtained that the outline has a positive perception and only a small percentage of respondents have a negative perception.