Bugtraq mailing list archives
Re: OpenID/Debian PRNG/DNS Cache poisoning advisory
From: Nicolas Williams <Nicolas.Williams () sun com>
Date: Fri, 8 Aug 2008 15:08:57 -0500
On Fri, Aug 08, 2008 at 12:35:43PM -0700, Paul Hoffman wrote:
At 1:47 PM -0500 8/8/08, Nicolas Williams wrote:On Fri, Aug 08, 2008 at 02:08:37PM -0400, Perry E. Metzger wrote:The kerberos style of having credentials expire very quickly is one (somewhat less imperfect) way to deal with such things, but it is far from perfect and it could not be done for the ad-hoc certificate system https: depends on -- the infrastructure for refreshing all the world's certs every eight hours doesn't exist, and if it did imagine the chaos if it failed for a major CA one fine morning.The PKIX moral equivalent of Kerberos V tickets would be OCSP Responses. I understand most current browsers support OCSP....and only a tiny number of CAs do so.
Not that long ago nothing supported OCSP. If all that's left (ha) is the CAs then we're in good shape. (OCSP services can be added without modifying a CA -- just issue the OCSP Responders their certs and let them use CRLs are their source of revocation information.)
Current thread:
- OpenID/Debian PRNG/DNS Cache poisoning advisory Ben Laurie (Aug 08)
- <Possible follow-ups>
- Re: OpenID/Debian PRNG/DNS Cache poisoning advisory Eric Rescorla (Aug 08)
- RE: OpenID/Debian PRNG/DNS Cache poisoning advisory Dave Korn (Aug 08)
- Re: OpenID/Debian PRNG/DNS Cache poisoning advisory Eric Rescorla (Aug 08)
- Re: OpenID/Debian PRNG/DNS Cache poisoning advisory Ben Laurie (Aug 08)
- Re: [OpenID] OpenID/Debian PRNG/DNS Cache poisoning advisory Dick Hardt (Aug 08)
- Re: OpenID/Debian PRNG/DNS Cache poisoning advisory Perry E. Metzger (Aug 08)
- Re: OpenID/Debian PRNG/DNS Cache poisoning advisory Nicolas Williams (Aug 08)
- Re: OpenID/Debian PRNG/DNS Cache poisoning advisory Paul Hoffman (Aug 08)
- Re: OpenID/Debian PRNG/DNS Cache poisoning advisory Nicolas Williams (Aug 08)
- RE: OpenID/Debian PRNG/DNS Cache poisoning advisory Dave Korn (Aug 08)
- RE: OpenID/Debian PRNG/DNS Cache poisoning advisory Dave Korn (Aug 08)
- Re: OpenID/Debian PRNG/DNS Cache poisoning advisory Peter Gutmann (Aug 08)
- Re: OpenID/Debian PRNG/DNS Cache poisoning advisory Dan Kaminsky (Aug 08)
- Re: OpenID/Debian PRNG/DNS Cache poisoning advisory Eric Rescorla (Aug 08)
- Re: OpenID/Debian PRNG/DNS Cache poisoning advisory Nicolas Williams (Aug 08)
- Re: OpenID/Debian PRNG/DNS Cache poisoning advisory Leichter, Jerry (Aug 08)
- Re: OpenID/Debian PRNG/DNS Cache poisoning advisory Eric Rescorla (Aug 08)
- Re: OpenID/Debian PRNG/DNS Cache poisoning advisory Forrest J. Cavalier III (Aug 12)
- Re: OpenID/Debian PRNG/DNS Cache poisoning advisory Leichter, Jerry (Aug 12)
- key blacklisting & file size (was: OpenID/Debian PRNG/DNS Cache poisoning advisory) Solar Designer (Aug 08)