The project depends on solving problems that exist in daily life related to stores when buying at the time when arriving in payment methods. There are also some existing stores that accept payment only in paper currencies. We will develop points of sale that depend on buying in digital currencies and develop them in the long term and the project depends on it In particular, everyone responds, and there is a solution to the most important problem, which is the official papers between departments and individuals, reminding us of a very sophisticated method for transferring data in complete confidentiality quickly and saving time, effort and money anywhere.