As vulnerabilidades dos documentos digitais: Obsolescência tecnológica e ausência de políticas e práticas de preservação digital

Objective. This paper attempts to discuss the theoretical issues related to the technological obsolescence, implementation of organizational policies, preservation strategies and computerized systems. Method. It develops the literature previously published materials such as books, theses, websites and articles in scientific journals indexed in Google Scholar and CAPES Journal Portal. Data collection is based on qualitative analysis, and performs a literature review can provide state of the art on preserving and fragility of digital documents. Results. Among the results can be considered the technological obsolescence as consequence of the technology itself motivated by unbridled development. In this way, it has been reaching software, file formats, operating systems and professionals responsible for preservation, and thus a significant part of the memory of contemporary societies is at risk. Conclusions. It highlights the importance of institutional policies, digital preservation strategies and computerized systems. Through these is can plan, monitor and treat digital documents, minimizing the effects of technological obsolescence in order to preserve its content and its reliability