TagsOptical security features

Tag: optical security features

Modern Optical Features for ID Documents: Part 2

If you’re overwhelmed by the vast number and types of optical features available to add security to identity documents, you’re not alone. In this...

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Microprinting placement

Joel Zlotnick, Tyra McConnell and Traci Moran Counterfeit Deterrence Laboratory Office of Fraud Prevention Programmes Bureau of Consular Affairs US Department of State Introduction Microprinting is primarily a security feature...

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e-Passport authentication

In this article, René Clerc explains some of the basics of the RFID chips used in e‑Passports, and discusses some of the inherent difficulties...

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