Re: Comment on Diagram at Charter

the diagrams are very good to give understanding web payments charter.

thanks adrian.

regards
mountie.

On Thu, Jul 16, 2015 at 3:42 AM, Adrian Hope-Bailie <adrian@hopebailie.com>
wrote:

> I've attached 3 diagrams for 3 generic use cases (push payment validated
> by the payee, push payment where the payee uses their PSP to validate the
> payment, and a pull payment where the payee uses their PSP to process the
> payment).
>
> They are all quite similar to yours (and I've excluded the decision points
> for simplicity) but I think they provide a good high level view of how this
> flow can support a number of usage patterns.
>
> It's also worth noting that the push with validation by PSP could be
> tweaked for escrow:
>
>    1. Replace the PSP with an escrow service
>    2. Instead of the wallet pushing the payment to the payee they would
>    perform some form of communication with the escorw service to either make
>    the payment or get a payment reference to make the payment later (via cash
>    or similar).
>    3. The completion response would not carry a proof of payment but
>    rather a payment reference from the escrow service that the merchant can
>    link to the order.
>
> If the escrow service supports a different flow you could tweak the pull
> payment flow:
>
>    1. Replace the PSP with an escrow service
>    2. Instead of the payee calling processPayment they would get a
>    payment reference from the escrow service and then link this to the payer's
>    order.
>    3. The escrow service reference would be sent to the payer wallet in
>    the completion request so that the payer can pay the escrow service later
>    to complete the transaction.
>
>
> On 15 July 2015 at 07:20, Manu Sporny <msporny@digitalbazaar.com> wrote:
>
>> On 07/15/2015 05:16 AM, Mountie Lee wrote:
>> > I were try to draw basic sequence diagram with diagram at Charter
>> > see http://bit.ly/1e0ewma
>> >
>> > but technically it is not exact.
>> >
>> > please comment for last part of diagram.
>>
>> I just glanced at the diagram, but that seems like the right flow to me,
>> Mountie.
>>
>> At least, that's what's in my head and is what my company has
>> implemented wrt. a standard Web Payment flow. It also matches the flow
>> that was done in the Web Payments CG. Nicely done. :)
>>
>> -- manu
>>
>> --
>> Manu Sporny (skype: msporny, twitter: manusporny, G+: +Manu Sporny)
>> Founder/CEO - Digital Bazaar, Inc.
>> blog: Web Payments: The Architect, the Sage, and the Moral Voice
>> https://manu.sporny.org/2015/payments-collaboration/
>>
>>
>


-- 
Mountie Lee

PayGate
CTO, CISSP
Tel : +82 2 2140 2700
E-Mail : mountie@paygate.net