The history of money in terms of being a unified currency dates back to approximately 3000 years, specifically in 1100 BC, when China moved from using real tools and weapons as a medium of exchange and used small imitation models of the same tools with a bronze mold and switched to the use of metal tools in the form of a circle and became the actual beginning of the first coins,

there are two types of money:

Public money: It is the state money that you own and use for public benefit and spend it in the light of laws (natural resources, water sources, public parks, schools, hospitals).
Private money: It is money owned by an individual or a non-governmental organization that is earned by work and the owner has the right to it.

Paper money is made from a special mixture of cotton and linen material to make the counterfeiting process more difficult, and the ink used to print on it is specially manufactured by the Office of Engraving and Printing.

The money printing process goes through 65 complex stages to prevent counterfeiting operations. High skill and special equipment, in addition to the fact that money is printed using ancient and traditional techniques along with advanced technology to prevent forgery, and the image to be printed is embossed on smooth steel plates by hand in a process called engraving or intaglio printing. and there Enhanced safety floss that glows under ultraviolet light.

Currencies developed through the ages and had many forms, starting with the commodity exchange of goods, then the exchange of precious metals such as gold and silver, and finally the currently in force paper currencies and checks, and they are still developing towards the use of modern methods of trade exchange such as digital currencies.