PORTABLE DATA STORAGE DEVICE

摘要

The invention relates to a portable external data storage device (1) for connecting to a data processing unit, comprising a control device (2) for running application programs, a storage device (3) for storing data, and a data interface (4) for transferring data to the storage device (3). The aim of the invention is to take aspects with regard to data security into consideration when using the inventive portable data storage device. To this end, a virus scanning program is stored in the data storage device (1), the control device (2) is configured for running the virus scanning program, and the data storage device (1) has a reserved area in which virus signatures can be stored that is accessed by the virus scanning program. The invention also relates to a method that can be carried out with the data storage device (1).