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Cipher instruction search attack on the bus-encryption security microcontroller DS5002FP

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1 Author(s)
M. G. Kuhn ; Comput. Lab., Cambridge Univ., UK

A widely used bus-encryption microprocessor is vulnerable to a new practical attack. This type of processor decrypts on-the-fly while fetching code and data, which are stored in RAM only in encrypted form. The attack allows easy, unauthorized access to the decrypted memory content

Published in:

IEEE Transactions on Computers  (Volume:47 ,  Issue: 10 )