In recent years information system (IS) outsourcing is increasingly being explored as an option to get the better output from the IS infrastructure. However the results of IS outsourcing are mixed. This paper has tried to assess the impact of IS outsourcing in short, medium and long term. The study also has compared the impact of IS outsourcing according to the different degree of outsourcing. ...

Background: Outsourcing is considered as one of the tools for organizational development and promotion of productivity by managers. In recent years, outsourcing of healthcare services has become significant. The aim of this study was to identify the most important factors influencing the decision making of outsourcing healthcare services.    Methods: This study is a combined study. F...

Strengthening the ownership rights on outsourced relational database is very important in today’s internet environment. Especially where sensitive, valuable content is to be outsourced. Let us take an example of university database, weather data, stock market data, power consumption consumer behaviour data, and medical and scientific data. The increasing use of databases in applications beyond ...

Traditional spatial databases owners outsource their resources to a cloud computing environment so that they can reduce cost for storage and management. However, the issue of privacy preservation is crucial in spatial database outsourcing since user location data is sensitive against unauthorized accesses. Existing privacy-preserving algorithms may reveal the original database from encrypted da...

Cloud Computing offers many opportunities but also introduces new risks. A user outsourcing his database into the cloud loses control over this data. While the service provider often secures the data against external threats using standard techniques, the service providers themselves have to be trusted to ensure privacy. This work proposes a novel approach to provide security for database servi...

Database outsourcing to semi-honest servers raises concerns against the confidentiality of sensitive information. To hide such information, an existing approach splits data among two supposedly mutually isolated servers by means of fragmentation and encryption. This approach is modelled logic-orientedly and then proved to be confidentiality preserving, even if an attacker employs some restricte...

Growth in IT outsourcing is expected to remain high in the coming years as there have been widespread market claims that IT outsourcing can reduce firms’ costs by over 30 percent. The scope and range of IT outsourcing services are also increasing, as evidenced by the promotion of ASP (applications service providers), global outsourcing, software development outsourcing, and web and e-business o...

With the advent of cloud computing, individuals and organizations have become interested in moving their databases from local to remote cloud servers. However, data owners and cloud service providers are not in the same trusted domain in practice. For the protection of data privacy, sensitive data usually have to be encrypted before outsourcing, which makes effective database utilization a very...

Conventional IS outsourcing does not always meet expectations, often because the company lacks control over the outsourced activity. Quasi-outsourcing collaboration, where the company transfers its IS personnel to a subsidiary, allows the company to maintain more control over the relationship than in conventional outsourcing. In this qualitative case study of two Finnish companies, differences ...