RE: [PATCH v6 0/3] Key-agreement Protocol Primitives (KPP) API

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Hi Stephan,

> -----Original Message-----
> From: Stephan Mueller [mailto:smueller@xxxxxxxxxx]
> Sent: Monday, May 23, 2016 7:44 PM
> To: Benedetto, Salvatore <salvatore.benedetto@xxxxxxxxx>
> Cc: herbert@xxxxxxxxxxxxxxxxxxx; linux-crypto@xxxxxxxxxxxxxxx
> Subject: Re: [PATCH v6 0/3] Key-agreement Protocol Primitives (KPP) API
> 
> Am Mittwoch, 11. Mai 2016, 08:26:00 schrieb Salvatore Benedetto:
> 
> Hi Salvatore,
> 
> > Hi Herb,
> >
> > the following patchset introduces a new API for abstracting
> > key-agreement protocols such as DH and ECDH. It provides the
> > primitives required for implementing the protocol, thus the name KPP
> > (Key-agreement Protocol Primitives).
> 
> I just saw that in Linus' tree, a DH implementation popped up at
> security/keys/dh.c
> 
> Note, the implementation is also from an Intel developer.
> 
> Would it make sense that both implementations are synced so that we only
> have one and that we need to worry about side channels only once?
> 

http://permalink.gmane.org/gmane.linux.kernel.lsm/27456

As mentioned in the cover letter of that patch, KEYCTL_DH_COMPUTE will be converted
to kpp once accepted.

Regards,
Salvatore
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