NPR interviews developer of $100 blue security thread
Counterfeiting Methods $100.pdf - Method for Counterfeiting
Copy of Counterfeit Lab Activity - Activity 10.3 - Examination of
Money Under Microscope ($100 Dollar Bill Blue Strip)
ELI5 How do vending machines know what value banknote you put in
Someone used this at our cafe and we didn't notice until the ATM
ELI5 How do vending machines know what value banknote you put
New $100 bill features more color, 3-D security ribbon - CBS News
Money Under Microscope ($100 Dollar Bill Blue Strip)
Someone used this at our cafe and we didn't notice until the ATM
RPD warns of new counterfeit $100 bills that avoid marker