Re: [multipathtcp] Fw: New Version Notification for draft-hoang-mptcp-sub-rate-limit-00.txt

Olivier Bonaventure <olivier.bonaventure@uclouvain.be> Tue, 09 July 2019 16:43 UTC

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From: Olivier Bonaventure <olivier.bonaventure@uclouvain.be>
To: "madhan.raj@samsung.com" <madhan.raj@samsung.com>, Viet Hoang Tran <hoang.tran@uclouvain.be>, multipathtcp <multipathtcp@ietf.org>
Thread-Topic: [multipathtcp] Fw: New Version Notification for draft-hoang-mptcp-sub-rate-limit-00.txt
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Date: Tue, 9 Jul 2019 16:43:24 +0000
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Subject: Re: [multipathtcp] Fw: New Version Notification for draft-hoang-mptcp-sub-rate-limit-00.txt
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Hello,
> 
>  >> Subflow Rate Limit Option
> 
> How about considering HMAC over the SRL option. Such an option might 
> prone the attackers to throttle the speed.

That's indeed a possibility. We could reuse what has been done for the 
ADD_ADDR option. It would prevent injection of fake information by 
off-path attackers but not by attackers/middleboxes that reside on the 
initial path.


Olivier