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Unformatted text preview: comb 52 Rennes presentation The continuous case 53 Rennes presentation TIKHONOV solutions (for several λ) 54 Rennes presentation TIKHONOV solutions (with optimised λ !) 55 Rennes presentation Iterative LSQR (various iteration attempts) 56 Rennes presentation OTHER ATTACKS: FIB
s FIB: focused ion beam
x Uses gallium ions to mill and form images
x Operates like a SEM
x Imaging to 5nm resolution
s Possible attacks
x Deposit probe pads
x Defeat blown fuse links
x Connect tracks
x Cut tracks 57 Rennes presentation CHIP MODIFICATION: CUT... 260 Stage current (pA) 240
-0.1 0.0 0.1 0.2 0.3 0.4 Depth (microns) 58 Rennes presentation 0.5 0.6 0.7 CHIP MODIFICATION: CONNECT... 59 Rennes presentation ADVANCED FIB ATTACKS 60 Rennes presentation JAVA ATTACKS
Applets local code Verification local codel Applet
type 1 Applet
type s Sandbox
Domain 2 Domain 1 JVM
61 Security policy Rennes presentation Conclusion
s For any information/pointers on card security and
x email@example.com 62 Rennes presentation...
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This note was uploaded on 10/18/2010 for the course MATH CS 301 taught by Professor Aliulger during the Fall '10 term at Koç University.
- Fall '10