'Public key infrastructure pki' presentation slideshows

CS 4740/6740 Network Security

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Security Fundamentals

COMP 150-IDS: Internet Scale Distributed Systems (Fall 2012). Security Fundamentals. Noah Mendelsohn Tufts University Email: noah@cs.tufts.edu Web: http://www.cs.tufts.edu/~noah. Goal.

606 views • 50 slides

Contents

T-110.455 Network Application Frameworks and XML Security and Naming 9.3.2005 Sasu Tarkoma Based on slides by Pekka Nikander. Contents. Basic Security Review of network security Security in two flavours Managed & opportunistic Layered-model revisited Names in Context Case Studies

661 views • 50 slides

CIS*6650.01 Service-Oriented Computing

CIS*6650.01 Service-Oriented Computing. Qusay H. Mahmoud, Ph.D. qmahmoud@uoguelph.ca. Securing Web Services. Security and Protection Cryptography Encryption/Decryption Digital signatures Certificates Message digests SSL and Web services Standards for securing Web services.

617 views • 49 slides

Network and Communications Network Security

Network and Communications Network Security. Department of Computer Science. Virginia Commonwealth University. Key Distribution. How to deliver a key to two parties A and B wishing to exchange data Key selected by A, Physically delivered to B

525 views • 39 slides

Digital Signatures

Digital Signatures. Electronic Record. Very easy to make copies Very fast distribution Easy archiving and retrieval Copies are as good as original Easily modifiable Environmental Friendly. Because of 4 & 5 together, these lack authenticity. Why Digital Signatures?.

508 views • 37 slides

Digital Signatures

Digital Signatures. CCA Controller of Certifying Authorities Ministry of Communications & Information Technology. Electronic Record. Very easy to make copies Very fast distribution Easy archiving and retrieval Copies are as good as original Easily modifiable Environmental Friendly.

474 views • 37 slides

Security via Java

Security via Java. By Bahaa Zaid bzaid@arxict.com 2009-01-13. Agenda. Introduction to Security Java Security XML Security WS-Security. Introduction to Security. Cryptography Symmetric-Key Cryptography Public-Key Cryptography Public Key Infrastructure Cryptographic Hash Function

567 views • 37 slides

Software Security CompSci 725 Cryptography and Steganography (Handout 11)

Software Security CompSci 725 Cryptography and Steganography (Handout 11). August 2009 Clark Thomborson University of Auckland. An Attack Taxonomy for Communication Systems. Interception (attacker reads the message); Interruption (attacker prevents delivery);

452 views • 35 slides

Key Management in Mobile and Sensor Networks

Key Management in Mobile and Sensor Networks. Class 17. Outline. Challenges in key distribution, trust bootstrapping Pre-setup keys (point-to-point, public) Resurrected ducking PGP trust graph Trusted third party (TTP) Kerberos, SPINS PKI Key infection Random-key predistribution.

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INFORMATION SECURITY MANAGEMENT

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Standards and Protocols

Standards and Protocols. Chapter 7. Objectives. Identify the standards involved in establishing an interoperable Internet PKI. Explain interoperability issues with PKI standards. Describe how the common Internet protocols implement the PKI standards. Key Terms. Certificate

592 views • 26 slides

EEC-484/584 Computer Networks

EEC-484/584 Computer Networks. Lecture 16 Wenbing Zhao wenbing@ieee.org. Outline. Reminder Quiz#5 4/30 4-6pm Final Revised Wiki Page due 5/5 midnight Presentation: request for waiver will be handled FCFS Waiver request must have a revision summary and a url to your revised wiki page

447 views • 25 slides

An Introduction to Distributed Security Concepts and Public Key Infrastructure (PKI)

An Introduction to Distributed Security Concepts and Public Key Infrastructure (PKI). Mary Thompson, Oleg Kolesnikov Berkeley National Laboratory, 1 Cyclotron Rd, Berkeley, CA 94720. Local Computing. User sits down in front of the computer

362 views • 25 slides

INFORMATION SECURITY MANAGEMENT

INFORMATION SECURITY MANAGEMENT. Protection Mechanisms - Cryptography. Cryptography. Encryption The process of converting an original message into a form that cannot be understood by unauthorized individuals Cryptology The science of encryption Composed of two disciplines: cryptography

844 views • 24 slides

Lecture 11

Lecture 11. Public Key Infrastructure (PKI) CIS 4362 - CIS 5357 Network Security. What is a PKI. Components / structure to securely distribute public keys Repository for certificates Retrieving and delivering certificates to clients

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Software Security CompSci 725 Handout 14: Academic Writing; Introduction to Cryptography

269 views • 16 slides

A Framework for Distributed OCSP without Responders Certificate

A Framework for Distributed OCSP without Responders Certificate. Young-Ho Park (pyhoya@mail1.pknu.ac.kr) Kyung-Hyune Rhee (khrhee@pknu.ac.kr) Pukyong National University WISA 2004. Public Key Certificate. Public Key Infrastructure(PKI)

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NPLA: Network Prefix Level Authentication

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Security Overview

Security Overview. System protection requirements areas Types of information protection Information Architecture dimensions Public Key Infrastructure (PKI). Information Protection Requirements. Confidentiality Protect from unauthorized disclosure Integrity

171 views • 8 slides