Eurochip 66

Short Product Information

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2003-08-05

Intelligent 237-Bit EEPROM Counter

for > 20000 Units with Security Logic and

High Security Authentication

Features

• Member of Eurochip Family

with focus on state of the art security features

• 221 bit EEPROM and 16 bit ROM

104 bit user memory

– 64 bit Identification Area consisting of

• 16 bit Manufacturer Code for unique identification of application

• SLE 6636:

8 bit Manufacturer data, card issuer dependent (ROM)

40 bit for personalization data of card issuer (PROM)

• SLE 6636E:

48 bit for personalization data of card issuer (PROM)

– 40 bit Counter Area including 1 bit for personalization (PROM/EEPROM)

133 bit additional memory for advanced features

–

4 bit Counter Backup (anti-tearing flags)

–

1 bit initiation flag for Authentication Key 2

– 16 bit Data Area 1 for free user access

– 48 bit Authentication Key 1

– either 48 bit Data Area 2 for user defined data

or 48 bit Authentication Key 2

– 16 bit Data Area 3 for free user access

• Counter with up to 33352 count units

– Five stage abacus counter

– Due to testing purposes a maximum of 21064 count units is guaranteed

• Counter tearing protection fully compatible with Eurochip Family

– Backup feature activated at choice by the terminal

Note: Counter tearing protection may be disabled permanently during the manufacturing phase

on customer demand (Backup bits always „1“)

• High security authentication unit

Individual card authentication based on Extended Authentication mode of Eurochip 2

– Individual secret Authentication Key 1

– Optional individual secret Authentication Key 2

– Random number as challenge

– Calculation of up to 16 bit response

– Optional Response calculation with Cipher Block Chaining

– Certification of the counter value

– Calculation of a 16 bit response within 30 ms at a clock frequency of 100 kHz

• Transport Code protection for delivery

M3