[Lightning-dev] Backward deterministic R Value

Mats Jerratsch mats at blockchain.com
Tue Mar 8 16:27:06 UTC 2016


Hah I see, I didn't knew you weren't talking about HTLCs.

But why would you use R values in the first place then? Maybe I'm a
little bit confused about what exact use case we are talking here, mind
elaborating? :)

Am 08/03/2016 um 16:14 schrieb Nicolas Dorier:
> I don't understand your point, but that may come from me not having
> deep enough knowledge about the latest great things happening on
> Lightning.
> 
> I exposed the case of a simple bipayment channel, without HTLC in the
> equation, where all payments are sequential. 
> 
> You can't make commitment n+2 before accepting commitment n+1.
> 
> My mental model might be incomplete as I'm followed only remotely
> the improvements of lightning until now.
> 
> On Wed, Mar 9, 2016 at 12:53 AM, Mats Jerratsch <mats at blockchain.com
> <mailto:mats at blockchain.com>> wrote:
> 
>     I'm not saying they close the channel. Alice could want to receive more
>     money and accept other payments, but not a particular one. But by doing
>     so, she would automatically disclose R for any old payment.
> 
>     Am 08/03/2016 um 15:51 schrieb Nicolas Dorier:
>     > I'm not sure what you mean Alice don't have to disclose R if she does
>     > not want to.
> 
>     --
>     Mats Jerratsch
>     Backend Engineer, Blockchain
>     e: mats at blockchain.com <mailto:mats at blockchain.com>
>     PGP: https://pgp.mit.edu/pks/lookup?op=get&search=0x7F3EC6CA
> 
> 

-- 
Mats Jerratsch
Backend Engineer, Blockchain
e: mats at blockchain.com
PGP: https://pgp.mit.edu/pks/lookup?op=get&search=0x7F3EC6CA

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