Learn more. BERLIN — A new 20 euro bill is going into circulation, which the European Central Bank boasts will include enhanced security features to better protect against counterfeiting.

The 18 countries that use the euro currency have a new 10-euro ($13) note, which the European Central Bank says has enhanced security features that will make it harder to counterfeit.

BERLIN -- A new 20 euro bill is going into circulation, which the European Central Bank boasts will include enhanced security features to better protect against counterfeiting. The bill ...

Complex visual features like these are supposed to make identifying counterfeit bills quicker and easier. The 50-euro bill is the most widely used, accounting for around 45% of the total number of ...