scholarly journals Fine-Granularity Access Control in 3-Tier Laboratory Information Systems

2006 ◽  
Author(s):  
Xueli Li ◽  
N.A. Naeem ◽  
B. Kemme
Keyword(s):  
Information Systems ◽  
Access Control ◽  
Laboratory Information Systems

Integrating Legacy Laboratory Information Systems into a Client-Server World: The University of Minnesota Clinical Workstation (CWS) Project

1995 ◽  
Vol 34 (03) ◽  
pp. 289-296 ◽  
Author(s):  
B. H. Sielaff ◽  
D. P. Connelly ◽  
K. E. Willard
Keyword(s):  
Information Systems ◽  
Clinical Decision ◽  
Database Management System ◽  
University Of Minnesota ◽  
Client Server ◽  
Clinical Workstation ◽  
Future Hospital ◽  
The Cost ◽  
The University ◽  
Laboratory Information Systems

Abstract:The development of an innovative clinical decision-support project such as the University of Minnesota’s Clinical Workstation initiative mandates the use of modern client-server network architectures. Preexisting conventional laboratory information systems (LIS) cannot be quickly replaced with client-server equivalents because of the cost and relative unavailability of such systems. Thus, embedding strategies that effectively integrate legacy information systems are needed. Our strategy led to the adoption of a multi-layered connection architecture that provides a data feed from our existing LIS to a new network-based relational database management system. By careful design, we maximize the use of open standards in our layered connection structure to provide data, requisition, or event messaging in several formats. Each layer is optimized to provide needed services to existing hospital clients and is well positioned to support future hospital network clients.

scholarly journals Assessing Threats and Vulnerable Attacks of Health Care Data in Cloud-Based Environment

2019 ◽  
Vol 8 (2) ◽  
pp. 567-573
Keyword(s):  
Information Systems ◽  
Access Control ◽  
Service Providers ◽  
Universal Access ◽  
Cloud Service ◽  
Medical Attention ◽  
Medical Systems ◽  
Medical Practitioners ◽  
Mandatory Requirement ◽  
The Impact

What: Healthcare industries have been unified with the advent of cloud computing and Internet of Medical Things in recent past. How: As simplicity in access and transfer of medical reports increased, so does the impact of losing potential information. Adopting a cloud environment has eased the work of medical practitioners and provided world class medical attention to patients from remote corners of a nation. It has added the responsibility of cloud service providers to improvise the existing standards for protecting information in a virtual platform. A number of benefits not limitedto universal access, advice from renowned medical experts for deciding on diagnosis plan, alerting patients and hospitals in real timeand reducing the workload of labor are achieved by cloud environments. Hospital Information Systems (HIS) are the evolved data forms maintained manually in medical institutions and they are preferred in a cloud platform to improve interoperability. The information carried in such medical systems possesses critical information about patients that need to be protected over transmission between independent environments. This becomes a mandatory requirement for designing and implementing an access control mechanism to identify intention of users who enter into the environment. Relaxations in access control architectures will compromise the security of entire architecture and practice. Why: Intention - Demand Tree is proposed in this paper to limit the access rights of users based on their roles, requirements and permissions to monitor the usage of Health Information Systems. Investigative results illustrate that the risks of losing credible information has been limited and convenient than previous standards.

Location-Aware Access Control for Mobile Workflow Systems

2011 ◽  
pp. 44-62 ◽  
Author(s):  
Michael Decker
Keyword(s):  
Information Systems ◽  
Access Control ◽  
Business Processes ◽  
Workflow Management ◽  
Mobile Technologies ◽  
Special Focus ◽  
Wireless Data ◽  
Workflow Systems ◽  
Location Aware ◽  
Wireless Data Transmission

Workflow management systems (WfMS) are a special class of information systems (IS) which support the automated enactment of business processes. Meanwhile there are WfMS which allow the execution of tasks using mobile computers like PDA with the ability of wireless data transmission. However, the employment of workflow systems as well as mobile technologies comes along with special security challenges. One way to tackle these challenges is the employment of location-aware access control to enforce rules that describe from which locations a user is allowed to perform which activities. The data model behind access control in termed Access Control Model (ACM). There are special ACM for mobile information systems as well as for WfMS, but no one that addresses mobile as well as workflow specific aspects. In the article we therefore discuss the specific constraints such a model should be able to express and introduce an appropriate ACM. A special focus is on location constraints for individual workflow instances.

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