“Counterfeiting, A Three-Part Series.” Part 2: The evolution of anti-counterfeiting measures

*This article is the second in a three-part series on counterfeiting.
In the world of currency, developing anti-counterfeiting measures have always followed the emergence of counterfeit banknotes and coins, and they have taken on many different forms.
As seen in the previous article in this series, (read: Part 1: A History of Counterfeiting), one of the earliest [...]