Ecma/TC32-TG19/2007/061 (supersedes Ecma/TC32-TG19/2006/057)

NFC protocol arrangement

ISO/IEC 21481 ISO/IEC 14443 Protocol Test Methods

ECMA-362

ISO/IEC 23917

ECMA-352

(NFCIP-2)

NFC-SEC

ECMA-xxx ISO/IEC 18092

ECMA-340

(

NFCIP-1 )

ISO/IEC 15693 RF I/F Test Methods

ECMA-356

ISO/IEC 22536

NFC-FEC

ECMA-xxx

NFC-WI

ECMA-373 ISO/IEC 28361

Rue du Rhône 114 - CH-1204 Geneva - T: +41 22 849 6000 - F: +41 22 849 6001 - www.ecma-international.org 1

NFC work items

• • • •

NFC-SEC: NFC Data Link security to complement higher layer security (started) NFC-FEC: RF Front-end configuration (started) Possible future work items:

•

NFC-WI-FAST: 2 nd generation wired interface NFC-FAST: Higher data rates NFC-PCT: Application extensions in NFCIP-1

• •

Power control as an example application extension

MemorySpot: 2,4GHz High Rate Near Field Communications (planned)

Rue du Rhône 114 - CH-1204 Geneva - T: +41 22 849 6000 - F: +41 22 849 6001 - www.ecma-international.org 2

NFC-SEC Overview Motivation: wireless network easy setup, peer-2-peer, mobile phone payment, ticketing and wired equivalent privacy use cases Application independent security layer.

For protecting NFC peer-to-peer communications New feature for NFCIP-1 Good balance between state-of-the-art security and performance Rue du Rhône 114 - CH-1204 Geneva - T: +41 22 849 6000 - F: +41 22 849 6001 - www.ecma-international.org 3

NFC-SEC details Protection against:

•

Eavesdropping

•

Data modification (on the NFC link)

2 services are available:

•

Secure Channel

•

Shared Secret

Security protocol:

•

Key establishment phase

•

Secure data exchange phase (encryption and MAC)

Encapsulated in DEP packets Rue du Rhône 114 - CH-1204 Geneva - T: +41 22 849 6000 - F: +41 22 849 6001 - www.ecma-international.org 4