Re: [TLS] draft-ietf-tls-curve25519-01: Is public key validation necessary or helpful?

Viktor Dukhovni <ietf-dane@dukhovni.org> Wed, 23 December 2015 01:13 UTC

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Date: Wed, 23 Dec 2015 01:13:03 +0000
From: Viktor Dukhovni <ietf-dane@dukhovni.org>
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Subject: Re: [TLS] draft-ietf-tls-curve25519-01: Is public key validation necessary or helpful?
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On Tue, Dec 22, 2015 at 02:09:32PM -1000, Brian Smith wrote:

> If checking that the shared value isn't zero is sufficient

It should suffice, ideally with a constant-time comparison.

-- 
	Viktor.