Re: duplicate files on different machines, both backed up to the same account

[Ted Unangst <ted.unangst@gmail.com>]

On Thu, Sep 06, 2012 at 11:21, Ryan DeShone wrote:

> From my understanding, deduplication takes place on the host, not the
> server thus the data being backed up from two different hosts would not
> be deduped against each other. Additionally, since all data is
> encrypted in such a way that only the client is able to decrypt it, the
> same raw data being backed up by two different hosts would be different
> on the server (provided that you use different keys for each host, as
> you should from a security standpoint).

If you do try to share keys between hosts, you have to be careful with
the cache directory.  That needs to be kept syncing between hosts too.