On Thu, Jun 23, 2005 at 10:23:24AM -0400, Ken Hornstein wrote:
> >I did a little digging but was unable to determine if it was possible to
> >change the master_key_type kdc.conf parameter to another enctype and
> >then modify an existing principal DB to protect the existing principal
> >keys using the new master key.  If this is possible, how does one go
> >about it?
> 
> I tried it once.  It turns out there are a number of barriers:
> 
> - There's no tool to do it.
> - If you write a tool, you will discover that the master key enctype is
>   (inexplicitly) used as the enctype for the history key.
> 
> At that point I gave up, but there may be more problems.

Yeah, I played around with kdb5_util and came to the same point.  It
would be a nice enhancement to provide a simple way to modify a master
key's enctype to a stronger enctype and allow migration of the princ. DB
(and deal with any propagation issues).

-- 
Will Fiveash
Sun Microsystems Inc.
Austin, TX, USA (TZ=CST6CDT)
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