The US Federal Reserve has issued a new hi-tech 100 dollar banknote comprising several ... such as a portrait watermark and an embedded security thread that glows pink under ultraviolet light.

Another critical aspect of a real dollar bill is the ink and color details. Genuine bills, such as the $100 note ... bill's authenticity is by checking the watermark. By holding the bill up ...

The thread for the new $100 bill carries the words "USA 100" and ... For the 1996 series a watermark was added to the paper. This is also not a new invention. Watermarks were first used in the ...

U.S. dollar bills will undergo significant security upgrades to combat counterfeiting. This initiative by the Bureau of ...