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Re: Web Authentication evaluation

From: Janina Sajka <janina@rednote.net>
Date: Wed, 8 Nov 2017 19:07:48 -0500
To: "Rochford, John" <john.rochford@umassmed.edu>
Cc: "lisa.seeman" <lisa.seeman@zoho.com>, public-cognitive-a11y-tf <public-cognitive-a11y-tf@w3.org>, public-rqtf@w3.org, W3C WAI Accessible Platform Architectures <public-apa@w3.org>
Message-ID: <20171109000748.GA23594@rednote.net>
Thanks, John.

I'm replying boh to thank you for the review from a COGA perspective,
but also to get your review into the RQTF and APA archives.

I am still working with Authentication WG to arrange a time for joint
conversation. I'll keep you informed.


Rochford, John writes:
> Hi Lisa and All,
> As Lisa requested, I reviewed the Web Authentication working draft<https://www.w3.org/TR/webauthn/>. I assessed what impact our Accessible Authentication SC<https://github.com/w3c/wcag21/issues/23> might have on it. (I saw nothing in the working draft that I thought would have an impact on our SC.)
> 3. Terminology<https://www.w3.org/TR/webauthn/#terminology> contains the following definition of user consent.
> "User consent means the user agrees with what they are being asked, i.e., it encompasses reading and understanding prompts."
> I think something fundamental is missing: following prompts. The bulleted list in our SC defines abilities people with cognitive disabilities may lack, and that are needed to follow such prompts.
> Throughout the Web Authentication working draft<https://www.w3.org/TR/webauthn/>, there are multiple references to submitting passwords and PINs, to which our SC definitely applies.
> Also, there are references to fixed periods in which user interaction is required. (See example below.) There is no discussion of enabling users to extend such periods.
> 4.1.5. Platform Authenticator Availability <https://www.w3.org/TR/webauthn/#isPlatformAuthenticatorAvailable>
> "A timeout value on the order of 10 minutes is recommended; this is enough time for successful user interactions to be performed but short enough that the dangling promise will still be resolved in a reasonably timely fashion."
> John
> John Rochford<http://bit.ly/profile-rj>
> UMass Medical School/E.K. Shriver Center
> Director, INDEX Program
> Instructor, Family Medicine & Community Health
> www.DisabilityInfo.org
> Twitter: @ClearHelper<https://twitter.com/clearhelper>
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Janina Sajka,	Phone:	+1.443.300.2200
		Email:	janina@rednote.net

Linux Foundation Fellow
Executive Chair, Accessibility Workgroup:	http://a11y.org

The World Wide Web Consortium (W3C), Web Accessibility Initiative (WAI)
Chair, Accessible Platform Architectures	http://www.w3.org/wai/apa
Received on Thursday, 9 November 2017 00:08:14 UTC

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