[Openid-specs-fapi] Signatures in FAPI and W3C's PaymentRequest
anders.rundgren.net at gmail.com
Thu Jan 3 13:55:10 UTC 2019
On 2019-01-03 13:32, Dave Tonge wrote:
> Hi Anders
> Do you have a link to the documentation for signing PaymentRequests?
This requirement has been discussed many times  but nothing have reached any specification. With the new work-item "Secure Payments" W3C will have to deal with signatures.
> On Fri, 21 Dec 2018 at 05:42, Anders Rundgren via Openid-specs-fapi <openid-specs-fapi at lists.openid.net <mailto:openid-specs-fapi at lists.openid.net>> wrote:
> Hi FAPIers,
> There are multiple issues here but let me focus on a subject which I have spent considerable time and effort on, namely "Signed JSON".
> That is, the W3C have to come up with another model for https://www.w3.org/securepay/charter.html which is a pity since it means that JSON signature solutions (possibly even within a single application), will be different.
> Effectively W3C's at this stage only known choices are:
> - JWS 
> - JWS-JCS [2, 3]
> - Starting from scratch
> Personally, I would be very surprised if the W3C settles on JWS because it pretty much destroys the API concept.
> 1] https://tools.ietf.org/html/rfc7515
> 2] Underpinning Internet-Draft: https://tools.ietf.org/html/draft-rundgren-json-canonicalization-scheme-02
> 3] On-line testing: https://mobilepki.org/jws-jcs/home
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> Dave Tonge
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