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em | linq (EM4332)- NFC & High Frequency ICs

Scalable, high-performance NFC Web Authentication

General Description

The em|linq is targeting authentication application, compliant with NFC Forum Type 2 and ISO 14443-A. 
3 Main security elements: UID, One Time Password and Token. 
Generation of URL for web authentication with message substitution. The em|linq supports NFC Forum Tag 2 Type standard with data rate at 106kbps. 
The memory offers R/W user’s memory structured by segments and memory pages.  
The memory contains the NFC capability container, the NDEF message and other proprietary data. 
The NDEF message can be composed of preprogramed URL and IC automatically inserts UID value, state of random step forward value and secure it with HOTP hash generated using a 256-bit key. The em|linq offers two levels of security:  

• In high level mode the Secure mode is protected by Authentication with 256-bit key. 
• In low level mode the Secure mode is protected by a 4-byte password.  Each em|linq chip is delivered with a unique 7-byte ID number programmed at wafer level. 

NFC Forum and the NFC Forum logo are trademarks of the Near Field Communication Forum.

Applications

•  Product authentication

•  Customer engagement, coupon, loyalty programs

•  Proof of presence