112 страниц. 2013 год. LAP Lambert Academic Publishing The growing complexity of this digital world is accountable for the mounting complications in the management, storage, security and disposal of data. From large scale organisations to small industries, protecting the confidentiality of data is becoming the prime concern. In the field of education, E-learning tools like concept mapping provide an environment that supports the learners from different parts of the world to collaborate and work online. This book will identify the prime security concerns of such an E-learning tool and will also showcase the methods to tackle them efficiently.