FIELD: equipment storing data of authenticity testing system. SUBSTANCE: technical result lies in development of method and device for reliable search and use of data stored in system incorporating authenticity testing unit in mix of gambling machines activated by coins or banknotes. System includes tracking means for host gambling machine activated by banknotes and has identification adapter, device testing authenticity of banknotes with microcontroller, storage unit with energy-independent memory designed to receive and store information from device testing authenticity of banknotes and program-controlled supervisor incorporating computer to send request and to recover information from energy-independent memory of storage unit and ensuring performance of operations with recovered information. EFFECT: reliable search and use of data stored in data collection system. 4 cl, 5 dwg
