'Certificate authority' diaporamas de présentation

Network access control

Network access control. Unit objectives Explain network authentication methods Explain the basic concepts behind public key infrastructure Explain the methods of remote access security Explain the methods to secure a wireless network. Topic A. Topic A: Authentication

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Computer Security -- Cryptography

Computer Security -- Cryptography. Chapter 3 Key Management Message Authentication Digital Signature. Part 1 Key Management. Key Distribution in Symmetric System. symmetric schemes require both parties to share a common secret key issue is how to securely distribute this key

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Date: 2012-07-17

IEEE 802.11 TGai ? FILS Authentication with Local Authentication and Optional Remote Authorization. Date: 2012-07-17. Authors:. Scope. Security. Conformance with Tgai PAR & 5C . Background. The following contributions provide background: Presentations:

901 views • 77 slides

Sensing Meets Mobile Social Networks: The Design, Implementation and Evaluation of the CenceMe Application

730 views • 60 slides

Enterprise Shared Infrastructure 2008 Service Catalog

Enterprise Shared Infrastructure 2008 Service Catalog . Consulting Services. Enterprise Systems and Data Management Services. Infrastructure Development and Support Services. Workplace Collaboration and Communication Services. Internal Services.

1.52k views • 53 slides

Information Hiding Cryptography & Steganography

Information Hiding Cryptography & Steganography. Lesson 6. What is Cryptography. Protecting information by transforming it into an unreadable format Encryption is the process that transforms the data into the unreadable format, Decryption restores it to its original format.

671 views • 42 slides

Cryptography and Network Security Chapter 14

743 views • 35 slides

Managing Credentials with MyProxy

Managing Credentials with MyProxy. Jim Basney National Center for Supercomputing Applications University of Illinois jbasney@ncsa.uiuc.edu. What is MyProxy?. A service for managing X.509 PKI credentials A credential repository and certificate authority An Online Credential Repository

497 views • 30 slides

Authentication Applications

Authentication Applications. Digital Signatures Security Concerns X.509 Authentication Service Kerberos. Security Concerns. key concerns are confidentiality and timeliness to provide confidentiality must encrypt identification and session key info

431 views • 28 slides

UPKI project update

UPKI project update. Yasuo Okabe Academic Center for Computing and Media Studies Kyoto University. UPKI . B ????. B ???. A ?????????. C ????????. Wireles LAN roaming. C ???????. B ?????????. UPKI common specification. Campus AAI. Campus AAI. Campus AAI. C ??. A ??. B ??.

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Digital Signatures in State of Tennessee

Digital Signatures in State of Tennessee. Pam Roberts Finance & Administration Office for Information Resources Planning, Research & Development. Digital Signatures in State of Tennessee. Internet and Why Digital Signatures What is electronic signature? What is digital signature?

433 views • 21 slides

Automotive Network eXchange (ANX)

Automotive Network eXchange (ANX). Les Cottrell Presentation given at ICFA-NTF at CERN March 1998 see http://www.aiag.org/ for more. What is ANX. TCP/IP based VPN or Extranet standards, competition Interconnects automotive industry trading partners (single link for trading partner)

900 views • 19 slides

Summary From the Last Lecture

Summary From the Last Lecture. Key exchange Kerberos Digital certificates Certificate authority structure PGP, hierarchical model Recovery from exposed keys Revocation lists, time-limited keys, real time validation Group key management Robustness, forward/backward secrecy. Authentication.

237 views • 17 slides

Retiring E-mail Templates

Retiring E-mail Templates. Andrew Newton Chief Engineer. Community Consultation. Proposal sent to arin-consult@arin.net on Sept. 25. Feedback on when and if to retire email templates as duplicate functionality is made available through ARIN Online.

255 views • 16 slides

Taesung Kim 2008.09.11

Secure and Serverless RFID Authentication and Search Protocols Chiu C. Tan, Bo Sheng , and Qun Li IEEE Transactions on Wireless Communication APRIL 2008. Taesung Kim 2008.09.11. Contents. Abstract Introduction Related Work RFID Privacy and Security RFID Authentication RFID Search.

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Secure Socket Layer CpSc 624 System Administration and Security Spring 2011

203 views • 12 slides

DTAAP Beta Accreditation Experience

DTAAP Beta Accreditation Experience. Sharon Wentz, RN Business Development Coordinator September 6, 2013. Administered by the Oregon Health Authority Contracted with Harris to provide a comprehensive Direct-based service offering. CareAccord DTAAP Accreditation: HISP, CA, RA Vendors:

238 views • 10 slides

IPv6 RA-Guard

IPv6 RA-Guard. G. Van de Velde, E. Levy-Abegnoli , C. Popoviciu, J. Mohacsi. IETF 71, March 11/14th 2008 Philadelphia. Draft objective. Complement SeND where it is not (1) convenient or (2) possible to use SeND to defend against Rogue RA

270 views • 8 slides

C HAPTER 16 Exercises for Part 3

C HAPTER 16 Exercises for Part 3.

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Exam 5 Review 11/18/2013

Exam 5 Review 11/18/2013. Understand the concept of a network utilities Understand the concept of Denial of Service Understand Viruses and how are they distributed Understand how data is encrypted Know the concept of phishing What is a macro virus What is zero configuration

106 views • 1 slides