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... objects accompanying each rights transfer in order to keep track of the authorization path Capabilities as a PKI contd ...
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SPKI/SDSI (Simple Public Key Infrastructure/Simple Distributed Security Infrastructure) Given an Access-Control List (ACL) for a protected resource, and a collection ...
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A Simple Distributed Security Infrastructure by Ronald L. Rivest MIT Lab for Computer Science (Joint work with Butler Lampson and Carl Ellison)
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SPKI / SDSI Simple PKI / Simple Distributed Security Infrastructure What is SPKI ? The Simple PKI is a movement to replace the specification to replace the ...
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Communicate with any infrastructure that supports SDSI/SPKI. Extensibility ... Security infrastructure in a component programming language ...
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On Generalized Authorization Problems Stefan Schwoon University of Stuttgart Somesh Jha and Thomas Reps University of Wisconsin Stuart Stubblebine
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Design of an Access Control Model for Distributed Object System With ... Providing Fine Grained Access Control For Java Programs Raju Pandey & Brant Hashii ...
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... Current implementation Can handle Standard ML and MiniJava Types are now propagated through all optimization phases ... r3 , 4(r2) add r2,r4,r1 ... Princeton/Yale ...
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Title: DARPA Quadchart 97 Subject: Security for Distributed Computer Systems Author: Rivest/Goldwasser Keywords: lattice-based, security, public-key
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An Efficient, Secure & Delegable Micro-Payment System Vishwas Patil vtp@tifr.res.in http://www.ecom.tifr.res.in/~vtp School of Technology and Computer Science
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access control decisions are based on distributed policy statements issued by ... Blaze, Feigenbaum & Strauss: 'Compliance-Checking in the PolicyMaker Trust ...
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Valentina Franzoni I nuovi paradigmi per il controllo degli accessi Universit degli Studi di Perugia, LS in Informatica Seminario per il corso di Sicurezza ...
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Access Control to Information in Pervasive Computing Environments Thesis Oral Urs Hengartner Committee: Peter Steenkiste (Chair) Adrian Perrig Michael K. Reiter
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If a bad guy can persuade you to run his program on your ... Crypto Capabilities. The 4 Delegation Problems. Communicating Conspirators. Confused Deputy ...
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Basic site protection ... Several sites use Timbuktu (encrypted ... Site-specific features may have to be 'out of band' for a while. Scale of the collaboratory ...
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State changes at NAT need to be secure to prevent DoS attacks. Promising approach: ... Initiator REGISTERS with NAT using E2M messages. NAT creates a binding ...
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prof. ravi sandhu the certificate triangle server-side ssl (or 1-way) handshake with rsa client-side ssl (or 2-way) handshake with rsa single root ca model single ...
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Certificate implementation The good, the bad, and the ugly DOE Security Training Workshop James A. Rome Oak Ridge National Laboratory April 29, 1998
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Trust Management A Tutorial Scott D. Stoller Top Technical and Funding Priorities Federal Cyber Security and Information Assurance R&D Federal Plan for Cyber Security ...
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Actually, Message Authentication Codes (MACS) Digital ... Also referred to as Message Authentication Codes (MAC's) to reflect their more limited purpose. ...
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Access based on policy statements made by stakeholders ... Based on the following digitally ... Akenti enabled Apache Web servers deployed at LBNL and Sandia. ...
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Title: RSA Conference Subject: Show - Introductory Slides Author: Joyce Fai Last modified by: Frederick Hirsch Created Date: 1/10/1998 4:28:32 PM Document ...
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Get several of the early potential users of EROS into a common (padded) room. ... Through SRL, EROS sits in the 'research' arm of the JHUISI activities ...
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Authentication and Authorization in Condor
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Title: Role-Based Cascaded Delegation Author: Danfeng Yao Last modified by: Danfeng Yao Created Date: 2/22/2004 7:00:41 PM Document presentation format
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DNS. Intentional Naming. root. service. location. printer. camera ... Name-Lookup algorithms will eliminate resources based on membership in intermediate ACLs ...
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Security Issues in Distributed Heterogeneous Systems Somesh Jha Computer Sciences Department University of Wisconsin Madison, WI 53706
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E-mail security program it is free and is based on public key cryptography (RSA algorithm) ... Efficient certificate verification procedure ...
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internet names: email addresses, host names, URLs. issuer can state policy and usage. good enough for casual email but not for signing checks ...
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Network security essentials (International edition), William Stallings, Prentice ... Microsoft Passport: pa??de?? a web-based efa? ???? SSO solution. ...
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... by the National Science and Technology Council's Interagency Working Group ... Role hierarchy further reduces redundancy and eases administration. ...
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ISAKMP RFC 2408 Internet Security Association & Key Management Protocol Protocol Establish, modify, and delete SAs Negotiate crypto keys Procedures
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PKI Certificates What are they? How do I get and use ... An external authority vouches for your 'identity. ... Is the site really LL Bean, or an imposter? ...
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Role Certify: Role member obtains a role credential ... Setup, Certify, Aggregate, Encrypt, Decrypt. Aggregated decryption key ...
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SECURE ELECTRONIC TRANSACTIONS (SET) CA HIERARCHY. Root. Brand. Brand. Brand. Geo-Political ... limits on use of signature keys for further certification. extensible ...
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Request lookup server; receive lookup proxy code ... Service proxy class (pre-compiled, registered with LS on local file system) ...
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Nodes in the Architecture. Problem description. Identifier ... MR hides the network ... The signaling proxy may hide the regional mobility, acting as ...
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Online System. Offline Processor Farm ~20 TIPS. CERN Computer Centre ... User needs to delegate rights to broker which may need to delegate to services ...
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Authentication in Modern Computing Environments Moti Yung, Columbia University Authentication We have been very successful in Cryptography in ...
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Components / structure to securely distribute public keys. Repository for certificates. Retrieving and ... amazon.co.uk. 13. Bottom-Up Constrained Naming ...
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by Ronald L. Rivest MIT Lab for Computer Science (joint work with Butler Lampson)
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Title: SDSI -- A Simple Distributed Security Infrastructure Author: Ronald L. Rivest Last modified by: jb Created Date: 7/19/1996 8:16:45 PM Document presentation format
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... on the secure electronic communication between businesses over the Internet. ... Value Added Network (VAN). Background Information for the Study ...
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Clara Customer fires up her favorite Web browser one morning ... Assumptions about trusted hardware, ATM card scanners, private communications links invalidated ...
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by Ronald L. Rivest MIT Lab for Computer Science (SDSI is joint work with Butler Lampson)
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Pervasive security infrastructure whose services are implemented and delivered ... Eventual objective is to determine whether the key in a ... Idiosyncrasy: ...
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We have reached an anniversary in PKI. Has our understanding of this technology grown in any way? ... Makes PK technology available to applications and ...
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System or Network consists of a Collection of Ordinary ... [Bechler et al, INFOCOM'04] Based on threshold cryptography. PROs: distributed, self-organized ...
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Title: Computer Security in the Real World Author: Butler Lampson Last modified by: Butler Lampson Created Date: 8/11/1996 11:12:22 PM Document presentation format
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RFC 2136 (see bibliography for URL) IPv6 - new A6 records and reverse map ... ( ALb/qZQ/oVHyotuSbBWI1N OYwRLv5RMc7XXb0wYE/tY02qF ...
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... Cracking DES: Secrets of Encryption Research, Wiretap Politics, and Chip Design, O'Reilly & Associates, Sevastopol, California, 1998, online at http: ...
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Hewlett-Packard Co. Page 1. 6/27/09. Privacy and Digital Rights Management. Poorvi Vora ... Hewlett-Packard Co. Page 12. 6/27/09. Example outcome wrt HP main ...
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Alice is at Intel, working on Atom, a joint Intel-Microsoft project ... Alice Atom group of people. Key #7438 Alice key for Alice ...
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A policy language is required to map user data to access rules ... Herzberg et al (IBM Israel; trust establishment) Sloman, Lupu et al (role-based access control) ...
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Antigone: Security Policy Management in Group Communication
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