Biometrics head to toe
![](https://cdn.nextgov.com/media/img/cd/2021/12/12/0815fcw_backstory_sq/860x394.jpg?1639306798)
Agencies' use of biometrics for identity management has centered on fingerprints and iris scans, but the options do not stop there.
![backstory](/media/ps360/GIG/FCWNow/Graphics/2013/2013_08/0815fcw_backstory.jpg)
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