NTAG 424 DNA (NT4H2421Gx) sets a new standard in secure NFC and IoT
applications, introducing a new NTAG DNA chip generation with state-of-the-art features
for security and privacy protection. It comes with AES-128 cryptographic operation
and a new Secure Unique NFC (SUN) Message feature to generate tap-unique data
authentication upon each read-out by an NFC enabled mobile device. This enables
most advanced product and content protection, plus secured exclusive user experiences
served in real time.

Data Sheet

Fact Sheet