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Message-ID: <2e91fc33-9601-b562-0fc5-4dc8756face4@gmail.com>
Date: Thu, 1 Nov 2018 17:56:02 +0200
From: Igor Stoppa <igor.stoppa@...il.com>
To: Ahmed Soliman <ahmedsoliman0x666@...il.com>
Cc: Paolo Bonzini <pbonzini@...hat.com>, Radim Krčmář
<rkrcmar@...hat.com>, nathan Corbet <corbet@....net>,
Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...hat.com>,
Borislav Petkov <bp@...en8.de>, "H. Peter Anvin" <hpa@...or.com>,
the arch/x86 maintainers <x86@...nel.org>, kvm@...r.kernel.org,
linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org,
김인겸 <ovich00@...il.com>,
Kernel Hardening <kernel-hardening@...ts.openwall.com>,
nigel.edwards@....com, Boris Lukashev <blukashev@...pervictus.com>,
Hossam Hassan <7ossam9063@...il.com>, Ahmed Lotfy <A7med.lotfey@...il.com>,
Mohamed Azab <mazab@...edu>
Subject: Re: [PATCH V5 0/5] KVM: X86: Introducing ROE Protection Kernel
Hardening
Hello Ahmed,
On 01/11/2018 01:21, Ahmed Soliman wrote:
> Hello Igor,
>> This is very interesting, because it seems a very good match to the work
>> I'm doing, for supporting the creation of more targets for protection:
>>
>> https://www.openwall.com/lists/kernel-hardening/2018/10/23/3
>>
>> In my case the protection would extend also to write-rate type of data.
>> There is an open problem of identifying legitimate write-rare
>> operations, however it should be possible to provide at least a certain
>> degree of confidence.
>
> I have checked your patch set. In our work we were originally planning to do
> something similar to write_rare just so we can differentiate between memory
> chunks that may be modified and those that will be set once and never modify.
> I see you are planning to do a white paper too, actually we are doing
> an academic
> paper based on our work. If you would like to collaborate, so that ROE
> and write_rare
> would integrate well from the beginning, we will be glad to do so.
The offer is very kind, thanks a lot.
I will contact you in private.
--
igor
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