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Re: [Ring] Sending failes or takes hours even if my contacts are online


From: Anna Marei
Subject: Re: [Ring] Sending failes or takes hours even if my contacts are online
Date: Thu, 18 Jan 2018 13:56:06 +0100 (CET)

> AmarOk <address@hidden> hat am 17. Januar 2018 um 20:47 geschrieben:
> 
> 
> 1. The loss of privacy for ring is you need to use a central point 
> (explained in the previous mails) which have the authorization to send 
> push notifications. Push notifications will not be enabled by default.

Hmm is push notification enabled/integrated in the Ring Clients or in the 
daemon?

> 
> 2. Yeah another way to do that is polling. You can try to get messages 
> every X minutes. The problem is it consumes battery (and it's another 
> part and can be used by OpenDHT) and you can also do polling directly on 
> the DHT.

Do you have considered this solution as well?

> 
> 3. The push server contains private informations to authorize to use APN 
> or GCM or any other solution. So it can't be widely distributed. Any one 
> can host a node, but you can only use push servers for your application. 
> The way to self host the push server is to regenerate a certificate for 
> your application with your device and to host your push server. Again, 
> like maxim said, push services are centralized. (But again, push 
> notifications will be disabled by default).

Hm so how will Ring manage that for it's users?

> 
> 4. OpenDHT doesn't say this. OpenDHT just tell a new value is stored for 
> a hash. And OpenDHT on your phone will wake up and decrypt the value later.

So there will be no metadata leaked with an enabled push notification?

> 
> 
> On 01/17/2018 11:23 AM, address@hidden wrote:
> > Thanks S├ębastien for your explanation again and the shared link to 
> > Riot*s way to handle that.
> > For me there seem to be a few questions left:
> >
> > 1. The blog entry is talking about "downside is a small loss of 
> > privacy." -> What would that mean to Ring?
> > 2. Matrix is talking about "non-GCM/APNS push mechanisms" -> Are that 
> > any alternatives Ring could use/develop?
> > 3. Will the server-side push server run by you guys? Or is it 
> > self-hostable? Or is the server-side push server the Open DHT network 
> > itself?
> > 4. And if Open DHT is just telling, that there is a message xyz 
> > exchanged: Who can someone draw conclusions from who is sending the 
> > message through the network.
> >
> > p.s. Could you please "group reply" so i get an E-Mail from you as well?
> >
> > > Maxim Cournoyer <address@hidden> hat am 16. 
> > Januar 2018 um 20:21 geschrieben:
> > >
> > >
> > > >> ----- Original Message -----
> > > >> > From: address@hidden
> > > >> > To: "Maxim Cournoyer" <address@hidden>
> > > >> > Cc: address@hidden
> > > >> > Sent: Tuesday, January 16, 2018 1:26:05 PM
> > > >> > Subject: Re: [Ring] Sending failes or takes hours even if my 
> > contacts are online
> > > >>
> > > >> > Hi Maxim,
> > > >> >
> > > >> > you mean that my Android contact's should check their power 
> > settings, right?
> > > >>
> > > >> Yes, if your contacts are using Ring on Android, they would have 
> > to make sure
> > > >> their Ring client is not "power optimized" by Android.
> > > >> This isn't very user friendly; we are working on push 
> > notifications that should
> > > >> make things easier in this regard.
> > > >
> > > > Btw. do push notifications work in a decentralised network - 
> > without connecting
> > > > to servers running in the background?
> > >
> > > Short answer: no. The push service frameworks available on 
> > mainstream mobile platforms (Android, iOS) are centralized by nature: 
> > a connection is at all times maintained between them and the push 
> > server, AFAIK.
> > >
> > > Maxim
>



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