Controlling access to data and information within organizations is an important concern today and also our aim. This paper is based on the concept of trust, which allows access control and control of actions that can be applied to data and information in documents held in computer systems....

Circuit information in an organization involves the creation of documents whose content contributes one or more employees. Documents beneficiaries may be managing board, individuals, working groups or departments. Because these documents have to be safe in terms of confidentiality should attach...