Park, J.-M. Doh, I. Chae, K. 2024-01-20T11:00:37Z 2024-01-20T11:00:37Z 2021-09-02 2014-01 1343-4500 https://pubs.kist.re.kr/handle/201004/127310 In ubiquitous healthcare service, it is especially important to protect the security, because sensitive data directly related to patients' health and their lives are transmitted via a public network. In this paper, we propose a security system architecture which provides user authentication and several modules for secure data processing scheme using mobile phones. We also consider the situated environment and parameters for classifying patients' data and rekeying for security enhancement. ？ 2014 International Information Institute. English International Information Institute Ltd. Secure U-healthcare service based on wireless sensor network Article 1 Information (Japan), v.17, no.1, pp.181 - 195 Information (Japan) 17 1 181 195 scopus 2-s2.0-84899703942 Article Aggregation Authentication Data transmission Security Situated environment U-healthcare system