Advanced Encryption Standard For Smart Card Security Aiyappan Natarajan David Jasinski Kesava R.Talupuru Lilian Atieno Advisor: Prof. Wayne Burleson.

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Presentation transcript:

Advanced Encryption Standard For Smart Card Security Aiyappan Natarajan David Jasinski Kesava R.Talupuru Lilian Atieno Advisor: Prof. Wayne Burleson

Outline  Introduction  System Architecture  Encryption  Decryption  Goals  Work Plan & Schedule

Introduction  Security in Smart Cards - Cryptography  Applications Identification Cards Credit Cards  Algorithms Used Rijndael DES(Data Encryption Standard) RSA(Ronald, Samir and Adleman)

Processor FSM EncryptKey Sched I/P FSM O/P FSM 16 I/P O/P 256 clk Reset clk Reset Ready O/P Request O/P ISA Req I/P Ready I/P clk Reset Key Sub key Overall Block Diagram

Encryption Sub Bytes( ) Transformation Shift Rows( ) Transformation Mix Columns( ) Transformation Add Round Key( ) Transformation Key Expansion

Key Add SubstitutionShift RowMix ColumnKey Add SubstitutionShift RowKey Add Sub Key ED Raw Data Encryption Algorithm Flow Sub Key Repeat (Round-1) times

Decryption Inverse Shift Rows( )Transformation Inverse Sub Bytes( )Transformation Add Round Key( )Transformation Inverse Mix Columns( )Transformation

Goals  Hardware Implementation of the Rijndael algorithm using Verilog HDL  Functional Verification of the code with the help of the available test vectors  Synthesis of Verilog Code  Verification of the functionality of the synthesized structure  Speed and Area Estimations

Work Plan & Schedule  Kesava & Lilian – Encryption & Decryption Core  David – Key Expansion Module  Aiyappan – I/P & O/P Controller, Processor FSM  Behavioral Model – March 10 th  RTL model – April 20 th  Synthesis – April 30 th  Verification – May 15 th

References  Draft of AES - Federal Information Processing Standards Publication, Washington D.C.  Kuo, Henry and Ingrid Verbauwhede- Architectural Optimization for a 1.82Gbits/sec VLSI implementation of the AES Rijndael Algorithm  Rankl and W.Effing- Smart Card Handbook, Second Edition, Chichester, England, John Wiley & Sons Ltd.,2000