This paper introduces a price-fixing policy to be applied to software procurement general contractual agreements occurring between customers and suppliers. The price-fixing policy aims at overcoming the limits and problems of “Function Point fixed-price” mechanisms. Basically the policy derives from a practical application of the "Business Function Point" (BFP) technique. Assigning the price of...

A practical mandatory access control (MAC) model for XML databases is presented in this paper. The label type and label access policy can be defined according to the requirements of different applications. In order to preserve the integrity of data in XML databases, a constraint between a read-access rule and a write-access rule in label access policy is introduced. Rules for label assignment a...

IT systems with sophisticated security requirements increasingly apply problemspecific security policies for specifying, analyzing, and implementing security properties. Due to their key role for defining and enforcing strategic security concepts, security polices are extremely critical, and quality assets such as policy correctness or policy consistency are essential objectives in policy engin...

ference, I am pleased to be able to report that during the past twelve months satisfactory progress has been made towards that unification of aim in our anti-malarial policy and the training of practical workers upon which I laid such stress in my speech at Bombay last November. This airu has been kept firmly in view throughout the operations of the year, and our present policy, which, without ...