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<!-- To view this file, download free mind mapping software FreeMind from http://freemind.sourceforge.net -->
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<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Load balancing"/>
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<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Freedom of movement"/>
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<node CREATED="1171317206734" ID="Freemind_Link_227090963" MODIFIED="1171317206734" POSITION="right" STYLE="bubble" TEXT="Security Model">
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<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Require &quot;many-to-many &quot; semantic through many parties"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Security for pub-pub application">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="who has access to what?"/>
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<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Security for pub-sub infrastructure">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="who can change the data model?"/>
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<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Applications use pub-sub as service">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="flexible security policy, not dictated, in the infrastructure"/>
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<node CREATED="1171317206734" ID="Freemind_Link_1119529450" MODIFIED="1171317206734" TEXT="Traditional">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Address-based"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Identity-based"/>
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<node CREATED="1171317206734" ID="Freemind_Link_966829867" MODIFIED="1171317206734" TEXT="Content-based">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Integrity of Information"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="No explicit address or identities"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Infrastructure determines routing/delivery addresses"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="End-to-End">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Cross Security Domains"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Content-based Adressing"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Dynamic computation of Receiver Set"/>
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<node CREATED="1171317206734" ID="Freemind_Link_1055672692" MODIFIED="1171317206734" TEXT="Message Level Framework">
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<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="End-to-end"/>
<node CREATED="1171317206734" ID="Freemind_Link_1535961474" MODIFIED="1171317206734" TEXT="Information Centric Security">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="MAC"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Content-defined keys"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Multi-part encryption"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Supports content-based addressing"/>
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<node CREATED="1171317206734" ID="Freemind_Link_1155826003" MODIFIED="1171317206734" TEXT="Routing Encrypted Data">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Meta Data"/>
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<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Examples">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="CBIS"/>
<node CREATED="1171317206734" ID="Freemind_Link_536782739" MODIFIED="1171317206734" TEXT="Narada">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Topic Keys">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Personal Certificate">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Sign"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="ACL-based routing"/>
</node>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Topic Certificate">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Distribute Key Pair"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Publishers Encrypt"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Subscribers Decrypt"/>
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<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Topic Secret Key">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Multicast Group Keys"/>
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</node>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Sign at Source"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Routing">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Content-based">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Topic Headers"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Meta Data"/>
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<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="ACL-based"/>
</node>
</node>
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</node>
<node CREATED="1171317206734" ID="Freemind_Link_1044269581" MODIFIED="1171317206734" TEXT="Transport Dependent">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Point-to-point"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Broker-to-Broker"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Edge Server to Clients"/>
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<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Infrastructure Independent">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Fundamental conflict with pub-sub paradigm">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="inhibits evaluation of content against subscription"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="reduces scope of optimizations"/>
</node>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Out-of-band key management"/>
</node>
</node>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Subscriptions">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="PIR"/>
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<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Published Content">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="form of group authorization"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Could be handled by local broker">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Publishers trusts local brokers"/>
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<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Publisher could form group based on subscribers"/>
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</node>
<node CREATED="1171317206734" ID="Freemind_Link_1949551410" MODIFIED="1171317206734" TEXT="Authentication">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="To Register a Subscription"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="To Publish Content">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="end-to-end">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="eg. PKI"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="external to pub-sub"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="independent adminstration"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="efficiency">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="only checked at delivery?"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="overhead on short messages">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="stream signatures"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="amortized"/>
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</node>
</node>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="point-to-point">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="infrastructure is trusted"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="built on DCE for example"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="security solution must scale"/>
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<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="hybrid">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="client-to-local host"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="broker routing"/>
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</node>
</node>
<node CREATED="1171317206734" ID="Freemind_Link_1187183415" MODIFIED="1171317206734" TEXT="Authorization">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Granularity">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="To Receive Content"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="To Publish Content"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Content">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Atomic"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Topics"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Structured"/>
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<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="ACL">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Central"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Distributed">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Check at edge (once)">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="(local) Broker to client"/>
</node>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Check in infrastructure"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Managed by infrastructure itself">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="pub-sub amongst brokers"/>
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</node>
</node>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Role-based"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Attribute-based"/>
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<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Non-repudiation">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Publisher info propagate to subscribers"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="end-to-end vs. point-to-point"/>
</node>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Key Management"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Privacy">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="of Subscription"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="of Delivery"/>
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<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="General">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Supports Payment for Service"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Minimal impact on infrastructure"/>
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</node>
<node CREATED="1171317206734" ID="Freemind_Link_846405117" MODIFIED="1171317206734" TEXT="Trust Model">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Entities not all the same"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Can we trust Brokers?">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="local brokers must be trusted"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="which brokers can serve/route which content?">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="transport"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="delivery"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="effect content-based routing"/>
</node>
</node>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Can we trust paths between Brokers?"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Brokers may not trust event clents"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Event clients may not trust brokers">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="must trust subscription functions"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="end-to-end, point-to-point, hybrid"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="is CBR possible without access to content?"/>
</node>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Chris Daly Framework"/>
</node>
<node CREATED="1171317206734" ID="Freemind_Link_1989662149" MODIFIED="1171317206734" TEXT="Anonymity">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Anonymous subscriptions">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="IDEMIX"/>
</node>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Private Information Retrieval"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="routing may inducer sender/receiver anonymity">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="eg. SIENNA"/>
</node>
</node>
<node CREATED="1171317206734" ID="Freemind_Link_1909335580" MODIFIED="1171317206734" TEXT="Group Metaphor">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Multicast Group">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Known (semi-static) addressing"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Central Manager-(ment)"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Possible at Local Broker"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Possible in Broker Overlay Network"/>
</node>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Pub-Sub">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Local/dynamic membership"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Destination addresses need not be specified by publisher"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="May require key management to support contrained distribution"/>
</node>
</node>
<node CREATED="1171317206734" ID="Freemind_Link_1278504781" MODIFIED="1171317206734" TEXT="Threats">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="DOS">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Subscription matching determines traffic patterns"/>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Distinguish malicous vs. high volume subscribers"/>
</node>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="Malicous Brokers">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="consequences">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="malicious faults">
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="SINTRA"/>
</node>
</node>
<node CREATED="1171317206734" MODIFIED="1171317206734" TEXT="intrusion detection"/>
</node>
</node>
</node>
</node>
</map>
