There are many advantages with the use of information and communications technology in health, as it increases data mobility, promotes information exchange between professionals from different areas and also facilitates an approximation between doctors and patients. Besides its benefits, health technology can present risks to patient’s privacy and data protection. Here, we will map the usage of information and communications technology in health area in Brazil, specially in the Brazilian public healthcare system(SUS). You can find here descriptions and analysis of the main public policies, how do they deal with privacy and data security, how those policies communicate with one another and the Brazilian law on the subject. We also present a preview of how public healthcare system will be like with the increased use of those technologies.