[cryptography] side channel analysis on phones

Francois Grieu fgrieu at gmail.com
Fri Mar 8 09:54:40 EST 2013


On 08/03/2013 14:11, Rob Kendrick wrote:
 >> 3. Timers on ARM chips don't have the same resolution as timers on x86 so
 >> cache based attacks are very possible but harder.
 >
 > The ARM has no timers as such; it's up to the SoC vendor to integrate
 > them.  And some of them are very high resolution.

At least some ARM cores have a System Timer, named SysTick
http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.dai0179b/ar01s02s08.html


   Francois Grieu




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