Smart cards
a fascinating and fruitful adventure
Gemalto Technology & Innovation
Nguyen Quang Huy
2
Smart Cards in the our life
Secure transaction (banking, pay-TV) Telecom (SIM/USIM/RUIM, M2M,
convergence, M-TV, M-banking, M-
ticket)
Control Access (physical and logical resource)
E-citizen (e-passport, e-ID, e-Heath, e-driving license, ..)
3
No internal timer, battery
No keyboard, display, network interface
Current generation
µ-processor: 16-bits, <=10MHz
RAM: 4K
ROM: 100K for code storage
E2PROM (105 updates ): 64K for data storage
I/O: serial (9600 bps),
–Contactless protocols: MiFare, FeliCa, Calypso
Next generation
µ-processor: 32-bits, up to 100MHz
Flash memory: more durable and more rapid
I/O: USB (12 Mbps)
–Contactless open protocols: NFC, ZigBee
25 mm
25 mm2
2
Smart Card HW
4
Smart Card SW
Proprietary architecture
Undisclosed specification
Tedious application development
Closed configuration: no application can be added after issuance
Open architecture
Open specification
High-level programming languages
Post-issuance applications are available
Some open architectures
Java Card
MULTOS
.NET Card
Basic Card
5
Example: Java Card
Introduced by Schlumberger in 1996
Leading open multi-applicative architecture
>5 billions Java-embedded cards issued
Applications (applets) developed in Java
Integrated Circuit
Operating System
Java Card Virtual Machine
API in Java Native
API
Card
Manager
Applet 1 Applet 2
JC Firewall
I/O command