linux-kernel - Re: [PATCH 1/3] crypto: ecdh

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Date:   Fri, 21 May 2021 11:36:37 +0200
From:   Stephan Mueller <smueller@...onox.de>
To:     Herbert Xu <herbert@...dor.apana.org.au>,
        Hui Tang <tanghui20@...wei.com>
Cc:     davem@...emloft.net, linux-crypto@...r.kernel.org,
        xuzaibo@...wei.com, wangzhou1@...ilicon.com,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/3] crypto: ecdh - fix 'ecdh_init'

Am Freitag, dem 21.05.2021 um 16:13 +0800 schrieb Herbert Xu:
> On Fri, May 21, 2021 at 04:08:10PM +0800, Hui Tang wrote:
> 
> 
> Stephan, can you confirm that both ecdh-nist-p192 and ecdsa-nist-p192
> should be disabled in FIPS mode?

Confirmed with the following caveat: sigver is allowed due to legacy
considerations. Siggen / ECDH is only allowed for curves P-224 and higher.

As we introduce ECDSA today, I would not consider a legacy mode and thus
disable P-192.

Ciao
Stephan