1. Smart Cards by Mahadev Karadigudda

2. * Introduction * How smart cards assist in enhancing security * Security vulnerabilities * Conclusion

3. * Smart Card: Credit card sized plastic card with a chip embedded on it. * Invented by German inventors Jurgen Dethloff and Helmut Grotrup. * Tamper resistance. * Deployed in access control in banking, wireless communications etc..

4. * Contact cards and Contactless cards. * Memory based cards and microprocessor based cards. * T0-T1 cards and T0-T15 protocols.

5. * Smart Card architecture EEPROM ROMPROCESSORRAM I/O

6. * Security: * Access Control * Authentication * Integrity * Trusted Communication. Application FileA Application FileB PIN--A PIN--B ProcessorRAMROM(OS) Smart Card Software Architecture

7. * Security Vulnerabilities: * Differential power analysis * Attacks on tamper resistance * High frequency clock glitch * Trapping high voltages * Software attacks

8. * Conclusion: * Portable and reliable data storage * Security vulnerabilities * Prevention * Smart Cards, part of a security infrastructure