摘要：The paper wants to reveal the place of collaborative systems in the knowledge based society frameset. Means of achieving collaboration are presented and based on the tools that were used, activities are classified and analyzed in detail. Further visions into the development of collaborative systems are presented and an analysis upon the security aspects and the security evaluation criteria is made to empower the idea to which, security it must be taken into consideration when dealing with collaboration tools.
关键词：communication; collaboration; cooperation; security; information
