Re: [Help-gnunet] email-like service atop of GNUnet?

[Christian Grothoff]

On 10/19/2012 07:58 AM, Ivan Shmakov wrote:
>         Do I understand correctly that GNUnet “namespaces” [1] are tied
>         to a particular key pair, and that the private key of such pair
>         is used to sign the content below the namespace?

Yes.

>         If so, is it possible to use the public key of the same key pair
>         to encrypt (directly, or using a block cipher, in a usual way)
>         arbitrary data to be “sent” securely to the namespace's owner?

Technically yes, except that no API exists for you to do so.

>         Also, is there be a way for the namespace's owner to search for
>         the data sent to him or her that way?

Well, again we'd need to define how this would happen (i.e. under which 
key the owner would need to search, what the format of the data is, etc.).

>         Or is there any other way to exchange messages between GNUnet
>         users (in a secure manner)?

The SecuShare people are working on that; GNUnet's mesh routing 
infrastructure will be the basis for that, so I'd say message exchange 
between users is work-in-progress ;-).

Happy hacking!

Christian