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Reconfigurable Hardware for High-Security/

High-Performance Embedded Systems:The SAFES Persecti!e

Presented By:

 T.A.deshpande

Guided By:

Prof.R.R.Dube

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Contents:  Introduction

 Need Of SA!S

 SA!S:Security Architecture For E"beddedSyste"

 Security Pri"iti#es $ %onitors: T&! A!S $RC'

 uture Scope

 Conc(usion

 Refenceses

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 The SA!S:Security Architecture For E"bedded

Syste"

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Need:&ard)are Attac*s

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SA!S Architecture:

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I"p(e"entation of one of thepri"iti#es on PGA:A!S +Ad#anced

!ncryption Standard,

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S% for Architecture

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Security Pri"iti#es:RC'

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Rc' +Contd.,

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Di-erent con/urations for A!S

0.R.T. Datapath I"p(e"entation 

A!S )ithout security

eedbac* "ode )ith au(t Detection

eedbac* "ode )ith au(t To(erence

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A!S+Contd.,

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uture Scope:

uture )or* inc(udes the denition of other "onitors todetect attac*s +contro( 1o) "onitor )ithin e"beddedprocessor,. This point is i"portant as (o) co"p(e2ityso(utions ha#e to be dened to *eep the tota( syste" cost

reasonab(e.

So(utions based on si/natures +usin/ o3ine pro(in/techni4ues, see" pro"isin/.

%any 4uestions sti(( re"ain open on ho) to "a*e security

  co""onp(ace in e"bedded syste"s. In particu(ar5 dea(in/)ith

  recon/urab(e hard)are and denin/ the o#erhead costfor security "echanis"s at the hard)are (e#e( arecha((en/in/ 4uestions.

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Conc(usion: In this paper5 an ana(ysis of the "a6or issues dea(in/ )ith

security at the hard)are (e#e( is proposed.  0e ha#e presented the SA!S architecture )hich re(ies on

dyna"ic recon/uration to i"pro#e the security )ithin !S.

 This architecture are to continuous(y "onitor theoperation of the syste" to detect abnor"a( beha#ior andto use recon/urab(e hard)are to pro#ide #arious (e#e(s ofprotection and perfor"ance.

  Resu(ts on the A!S and RC' a(/orith"s sho) that the

1e2ibi(ity of this so(ution enab(es the denition of anener/y7e8cient so(ution )hi(e addressin/ the securityissue.

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References: Guy Go/niat, Member, IEEE5 Ti("an 0o(f , Senior Member, IEEE5 0ayne

Bur(eson, Senior Member, IEEE5 9ean7Phi(ippe Di/uet, Member, IEEE5i(ian Bossuet5 and Ro"ain ;as(in5 <Recon/urab(e &ard)are for &i/h7Security= &i/h7Perfor"ance !"bedded Syste"s:The SA!S

Perspecti#e> IEEE TRANSACTIONS ON VERY LARGE SCALEINTEGRATION (VLSI) SYSTEMS, VOL. 16, NO. 2, FEBRARY 2!!"

# An PGA7Based Perfor"ance !#a(uation of the A!Sn B(oc* CipherCandidate A(/orith" ina(ists> Ada" 9. !(birt5 0. ?ip5 B. Chet)ynd5 andC. Paar IEEE TRANSACTIONS ON VERY LARGE SCALE INTEGRATION(VLSI) SYSTEMS, VOL. $, NO. %, AGST 2!!1.

))).)i*ipedia.co" S. Ra#i5 A. Ra/hunathan5 and S. Cha*radhar5 <Ta"per resistance

"echanis"s for secure e"bedded syste"s5> in &ro'. IEEE In. Con.VLSI *e+in5 @5 pp. ''EE.

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