How Counterfeiting Works

Counterfeiting has become easier with the availability of quality scanners and printers. But the U.S. Treasury has fought back by adding several hard-to-copy features to the bank notes. How can you spot a fake?

3 A Systems Approach to the Counterfeiting Threat, Is That Real?: Identification and Assessment of the Counterfeiting Threat for U.S. Banknotes

How to Spot Counterfeit Money

Thesis, PDF, Optical Character Recognition

Economics, HowStuffWorks

U.S. Coins Display No Numerical Values — Not Even the Government Knows Why

Inventory optimization and authentication in the pharma supply chain

Top 10 Isaac Newton Inventions

How Black Lights Work

How to buy GTA Online Counterfeit Cash Factory