"SECURE SYSTEM-ON-CHIP"
Application 5330/DELNP/2008 published 2008-10-24, filed 2008-06-19
The aim of the present invention is to provide a secure system-on-chip for processing data, this system-on-chip comprising at least a central processing unit, an input and an output channel, an encryption/decryption engine and a memory, characterized in that, said input channel comprises an input encryption module to encrypt all incoming data, said output channel comprising an output decryption module to decrypt all outgoing data, said central processing unit receiving the encrypted data from the input encryption module and storing them in the memory, and while processing the stored data, said central processing unit reading the stored data from the memory, requesting decryption of same in the encryption/decryption engine, processing the data and requesting encryption of the result by the encryption/decryption engine and storing the encrypted result, outputting the result to the output decryption module for decryption purpose and exiting the decrypted result via the output channel. No. of Pages : 16 No. of Claims : 13
Applicant
1)NAGRACARD S.A.
:ROUTE DE GENEVA 22-24, 1033 CHESEAUX-SUR-LAUSANNE, SWITZERLAND. Switzerland
Inventor
1)ANDRE KUDELSKI
International Info
Classification: H04L 12/22
Publication Number: WO 2007/071754
Application Date: 2006-12-21
Priority Information
05112980.7 U.K. 2005-12-23