How to securely break into RBAC: the BTG-RBAC model

Access control models describe frameworks that dictate how subjects (e.g. users) access resources. In the Role-Based Access Control (RBAC) model access to resources is based on the role the user holds within the organization. RBAC is a rigid model where access control decisions have only two output options: Grant or Deny. Break The Glass (BTG) policies on the other hand are flexible and allow users to break or override the access controls in a controlled and justifiable manner. The main objec...

Urocortin-2 attenuates pulmonary arterial hypertension

IMC, Ingestão Energética e Nutricional da População Portuguesa Adulta

Compliance of school lunch portions with recommendations

Introduction: The evaluation and monitoring of school meals either in qualitative and quantitative terms is important to improve the quality of food service, cost control, as well as promoting health and well-being of children. Objective: To compare lunch portions served and consumed with nutritional recommendations. Methodology: The study was conducted Social Institution of the Private sector, in a Portuguese municipality. 48 children aged from 3 to 10 years old were assessed. Anthropometric...