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Subject: Minutes for 7 February 2013 TC Meeting
Minutes for 7 February 2013 TC Meeting Time: 15:00 ET (GMT-0500) Tel: 513-241-0892 Access Code: 65998 I. Roll Call Voting Members: Richard Hill The Boeing Company Mohammad Jafari Veterans Health Administration Steven Legg ViewDS Rich Levinson Oracle Hal Lockhart Oracle Bill Parducci Individual Erik Rissanen Axiomatics John Tolbert The Boeing Company Members: Robert van Herk Connectis Approve Minutes: 24 January 2013 TC Meeting https://lists.oasis-open.org/archives/xacml/201301/msg00030.html hal: minutes approved, no obj II. Adminstrivia Conformance Tests v3.0 https://lists.oasis-open.org/archives/xacml/201301/msg00025.html john: email contains a chart for conformance compliance; looking for vendors to fill out the yes/no's as to whether support is available for the features represented as list of the xml elements in the xacml core spec plus a list of the combining algorithms in the core spec. XACML REST Profile WD-07 uploaded, request for Vote https://lists.oasis-open.org/archives/xacml/201301/msg00028.html https://lists.oasis-open.org/archives/xacml/201302/msg00006.html 15 day public review john moves richard h seconds no obj to unanimous XACML XSPA Profile WD-01 request for Vote https://www.oasis-open.org/apps/org/workgroup/xacml/download.php/47685/Proposed%20draft%20for%20XSPA-XACML%20Obligations%20Profile%20Draft_0.1.doc hal: is it 2.0 or 3.0 mohammad: will require schema support for 3.0, so 2.0 at present hal: some other issues on front page mohammad: will look at these issues; hal: vote deferred until new draft or issues closed; hal will email comments XACML v3.0 Published https://lists.oasis-open.org/archives/xacml/201301/msg00036.html hal: official notification that 3.0 is now published OASIS Standard (OS) the email has URLs for obtaining the specs; hal: will contact abbie barbir for itut XACML Combining Algorithm Profile WD-03 status update: 30 day Public Review has begun https://lists.oasis-open.org/archives/xacml/201301/msg00031.html hal: both EC-US and IPC are in 15d pub rev; comments? none so far XACML EC-US status update: 15 day Public Review https://lists.oasis-open.org/archives/xacml/201302/msg00001.html XACML IPC status update: 15 day Public Review https://lists.oasis-open.org/archives/xacml/201302/msg00002.html hal: Combining Algorithm Profile WD-03 is in 30d pub rev; comments? none so far XACML JSON Profile WD-11 uploaded https://lists.oasis-open.org/archives/xacml/201302/msg00009.html new wd for json profile; wd10->wd11 based on stephen input erik attr assign in obl optional hal: should look at: Policy Machine reference The Policy Machine - email ref from prateek mishra hal: you have to "buy" specification; anyone know more? no replies XACML RSA demo: john: boeing ready for tagging part stephen posted link have been working w nextlabs still not all people that are needed hal: boeing, oracle, uds, nextlabs were only ones on this wk's call only 2 more calls before interop - please send people to call so info is rcvd hal: oasis will make banner; kmip also put up a banner, company logo's connected in box w chains around it. Last year we showed components but not logos; open to suggestions to give to oasis by next wed. hal: slide deck from last yr needs some updates but should be usable; respond to email III. Issues JSON Profile https://lists.oasis-open.org/archives/xacml/201302/msg00010.html stephen: has minor chgs plus one thing on id's but has not heard from david yet Attributes of Relations https://lists.oasis-open.org/archives/xacml/201301/msg00024.html hal: should we tackle these 2 issues erik: think we are converging on something; perf concern about large sets of tuples, stephen said could optimize by processing subsets; concern that xacml might be translatable to db searches; stephen: what should extensions actually look like, mohammad came up w sql-like approach; in condition implicitly selects, and need diff syntax for joins; mohammad: thinks a simple join will work stephen: tuple sets soon has duplication within nested context; because of that abandoned nested; rich: wants to mention that sql not a good representation, should be more like attr-val-entity; stephen: agrees in general mohammad: agrees but when tried to extend hier ran into issues and thats when sql emerged. rich: will try to elaborate in followup email Policy Labeling https://lists.oasis-open.org/archives/xacml/201301/msg00022.html stephen: still looking into alternatives to admin approach; practical necessity to dup admin policies nearly everywhere there is issue wrt unsafe policies being integrated w admin policies; reduction graphs lead to some perf issues erik: fwd chaining doesn't have same problem; top down recursive could limit intermediate delegates; also issue w np-complete; stephen: hasn't found way to deal w malicious policy; hal: in old days disc about detecting invalid policies; hal: recollection of use cases; large ratio between general pop vs admin people; maybe that helps; rich: what is issue of ctl stephen: sibling admin policy; writer of admin has to anticipate places where delegates will be extending, and making sure delegates have right authority; only sibling within same policy set. hal: as opposed to putting admins high in the tree; stephen: but hi in tree can't authorize things lower in the tree; stephen: one interesting use case is discretionary access ctl, such as every owner of resource is authorized, so they can write policies for their own resources; hal: "can do, can del" was intended to address that; if you are allowed to do it, you can delegate it as a policy; originally was in admin profile but we moved it to core. "can do, can del" is popular access model, implicitly mentioned in sections 2.7, 2.9 of core spec. Other business: hal: next call in 2 weeks 21-Feb-2013 meeting/call adjourned: 3:51PM 7-Feb-2013
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