SYSTEM AND METHOD FOR HIGH-AVAILABILITY COMMERCIAL-CASH SYSTEM SUPPORTING CLOUD TECHNOLOGIES Russian patent published in 2020 - IPC G06F3/48 G06Q20/00 G06Q30/00 

FIELD: data processing.

SUBSTANCE: invention relates to a method and a client device for conducting transactions. Method comprising steps of: generating a graphical user interface; receiving first order information for a first trade transaction through a graphical user interface; obtaining first total amount for payment for first trade transaction, wherein first total amount for payment for first trade transaction is generated by execution of copy of executable code by server device; displaying a first total amount for payment through a graphical user interface; receiving second order information for a second trade transaction; determining the second total amount for payment for the second trade transaction, wherein: copies of the executable code are adapted to be executed within the portable execution environment of the client device and the portable execution environment of the server device; second total sum is displayed for payment through graphical user interface.

EFFECT: technical result consists in improvement of accuracy of determination of actual data configuration of client information during transactions.

15 cl, 11 dwg, 8 tbl