------Original Message----- -From: pgi-wg-bounces@ogf.org [mailto:pgi-wg-bounces@ogf.org] On Behalf Of -Steven Newhouse -Sent: Friday, April 03, 2009 3:48 PM -To: Etienne Urbah; pgi-wg@ogf.org -Cc: edges-na3@mail.edges-grid.eu; lodygens@lal.in2p3.fr -Subject: Re: [Pgi-wg] OGF PGI - Security - Interoperability in

-EGEE and OSG (using COPS) - -It is my understanding that this work addresses a very different use case

Exactly - from my understanding its on a different level! ------------------------------------------------------------ Morris Riedel SW - Engineer Distributed Systems and Grid Computing Division Jülich Supercomputing Centre (JSC) Forschungszentrum Juelich Wilhelm-Johnen-Str. 1 D - 52425 Juelich Germany Email: m.riedel@fz-juelich.de Info: http://www.fz-juelich.de/jsc/JSCPeople/riedel Phone: +49 2461 61 - 3651 Fax: +49 2461 61 - 6656 Skype: MorrisRiedel "We work to better ourselves, and the rest of humanity" Sitz der Gesellschaft: Jülich Eingetragen im Handelsregister des Amtsgerichts Düren Nr. HR B 3498 Vorsitzende des Aufsichtsrats: MinDirig'in Bärbel Brumme-Bothe Vorstand: Prof. Dr. Achim Bachem (Vorsitzender), Dr. Ulrich Krafft (stellv. Vorsitzender) progressbetween than we

-have been discussing within PGI. Its a deployment that is encapsulated within the -service infrastructure (generally within a single site) to support authorization -decisions. Not the user/role driven authentication tokens that we have been -discussing within PGI - our primary use case. - -Steven - -Dr Steven Newhouse -EGEE Technical Director -http://cern.ch/Steven.Newhouse - - -> -----Original Message----- -> From: pgi-wg-bounces@ogf.org [mailto:pgi-wg-bounces@ogf.org] On Behalf -> Of Etienne URBAH -> Sent: 03 April 2009 15:38 -> To: pgi-wg@ogf.org -> Cc: edges-na3@mail.edges-grid.eu; lodygens@lal.in2p3.fr -> Subject: [Pgi-wg] OGF PGI - Security - Interoperability in progress -> between EGEE and OSG (using COPS) -> -> To All, -> -> -> My previous today's mail shows that the security work of PGI is now -> stuck into irreconcilable incompatibility between : -> - RFC-3820-compliant X509 certificates and proxies on one part, -> - GSI-style X509 proxies (which can be delegated) on the other part. -> -> -> But there is some hope : At the last MWSG meeting in Zürich, David -> GROEP has performed a presentation 'AuthZ Interop report' available at -> http://indico.cern.ch/materialDisplay.py?contribId=22&sessionId=3&mater -> ialId=slides&confId=52862 -> -> This presentation describes current work in good progress begun in 2007 -> on security interoperability between OSG and EGEE, with the help of -> Globus and Condor teams. -> -> This work uses the Common Open Policy Service (COPS) model defined in -> RFC 2748 at http://tools.ietf.org/html/rfc2748 -> -> COPS defines at least following 2 concepts : -> - PDP = Policy Decision Point -> - PEP = Policy Enforcement Point -> -> Interoperability is achieved through an AuthZ Interop Profile, based on -> the SAML v2 profile of XACML v2. -> -> There are production deployments in OSG and EGEE. -> -> -> So I suggest that, before reinventing the wheel, we study in detail the -> above mentioned document, in order to quickly know : -> - The problems which they are encountering, -> - The solutions which they are founding, -> - The interoperable components which they are deploying and which we -> could reuse, -> - ... -> -> -> Best regards. -> -> ---------------------------------- -> Etienne URBAH IN2P3 - LAL -> Bat 200 91898 ORSAY France -> Tel: +33 1 64 46 84 87 -> Mob: +33 6 22 30 53 27 -> Skype: etienne.urbah -> mailto:urbah@lal.in2p3.fr -> ---------------------------------- - -_______________________________________________ -Pgi-wg mailing list -Pgi-wg@ogf.org -http://www.ogf.org/mailman/listinfo/pgi-wg