Learn to authenticate your money

Explore the security features of U.S. currency
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Circulation Journey
Circulation Journey
Learn about the critical steps U.S. currency enters before reaching circulation.
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Training Course
This interactive module is designed to help you learn how to use the security features in U.S. currency
Customer hands cashier three different designs of $100, all are legal tender, regardless of when they were issued.
Older Designs Can Still Be Used
All designs of U.S. currency remain legal tender, regardless of when they were issued.

Did you know?

It would take 4,000 double folds, forwards and backwards to tear a banknote.
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Multimedia Library

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Does the Fed Print Money?

Did you know?

Want to measure your notes in a different way? A stack of currency one mile high would contain more than 14.5 million banknotes.
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Recent Updates
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Take a closer look at our newest content.
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The $100,000 Certificate
In this episode, we uncover the history of the highest currency denomination the U.S. has ever printed and discuss whether it’s still in circulation.
Can you spot real bills? Season 2 Episode 3
Can you spot real bills?
Learn the top 3 ways to authenticate cash in this episode of the Noteworthy Podcast.
Why are banknotes redesigned? Season 2 Episode 2
Why are banknotes redesigned?
Take a closer look at how the design of U.S. currency has changed over time in this podcast episode.

Did you know?

No matter the denomination, a banknote weights approximately 1 gram. Because there are 454 grams in one pound, this means there are 454 notes in one pound of currency.
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Media

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Noteworthy Podcast

Listen in on conversations about the history, use, and designs of Federal Reserve notes.

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Our Apps

Money Adventure

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Money Adventure is a fun, interactive smartphone and tablet app that helps students learn about the security and design features of Federal Reserve notes.

Cash Assist

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With Cash Assist's suite of tools, you can learn to quickly locate and understand the security features of the cash in your hands. Use your phone's camera, accelerometer, and more to help you make decisions.

Report a Counterfeit

Learn about the recent changes to the counterfeit reporting process.

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