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Re: [Xen-devel] Side channel attack

On Fri, 15 Apr 2016 15:49:20 +0800 Zakirasafi wrote:
> The following code is for side channel attack on xen hypevisor. In this
> code I am having problem in understanding the highlighted red line. In the
> line what ".byte 15, byte 49" do???

You can use this trick in the future:

$ printf "\xf\x31" | ndisasm -b 64 -
00000000  0F31              rdtsc

Mihai Donțu

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