Problem bezpieczeństwa w systemach informatycznych - polityka bezpieczeństwa

Every information system is secure like its weakest element, so you have to take all potential threats into consideration. Building secure computer systems is impossible without a proper security policy. Security policy is a set of rules and practical principles defining how information is classified, processed, stored, sent and presented. Implementation of information security policy document raises a security level, however it is also connected with high costs and an organisational revolution in a firm.