key change for TCP-MD5
Steven M. Bellovin
smb at cs.columbia.edu
Mon Jun 19 13:47:56 UTC 2006
On Mon, 19 Jun 2006 08:59:45 -0400, Joe Maimon <jmaimon at ttec.com> wrote:
>
>
> Steven M. Bellovin wrote:
>
> > I just submitted an I-D on TCP-MD5 key change. Until it shows up in the
> > official repository, see
> > http://www.cs.columbia.edu/~smb/papers/draft-bellovin-keyroll2385-00.txt
> > Here's the abstract:
> >
> > The TCP-MD5 option is most commonly used to secure
> > BGP sessions between routers. However, changing
> > the long-term key is difficult, since the change
> > needs to be synchronized between different
> > organizations.
> > We describe single-ended strategies that will permit
> > (mostly) unsynchronized key changes.
> >
> >
> > Comments welcome.
> >
> > --Steven M. Bellovin, http://www.cs.columbia.edu/~smb
> >
> >
>
> This I-D says BGP implementations should be able to be configured with
> multiple keys for peers and should do the Intelligent Thing with them.
>
> Makes sense to me.
>
> Did I read it right?
>
Yes.
--Steven M. Bellovin, http://www.cs.columbia.edu/~smb
More information about the NANOG
mailing list