'Key pair' diaporamas de présentation

Lesson 6-Public Key Infrastructure

Lesson 6-Public Key Infrastructure. Background. Public key infrastructures (PKIs) are central security foundation for organizations. It provides the underlying mechanisms that offer confidentiality, integrity, authentication, and nonrepudiation. Background.

1.8k views • 142 slides

1.01k views • 71 slides

Public key encryption: definitions and security

Online Cryptography Course Dan Boneh. Public Key Encryption from trapdoor permutations. Public key encryption: definitions and security. Public key encryption. Bob: generates (PK, SK) and gives PK to Alice . Alice. Bob. E. D. m. c. c. m.

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Crypto Blunders

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Policies and procedures must be established to avoid computer waste and mistakes

Policies and procedures must be established to avoid computer waste and mistakes. Describe some examples of waste and mistakes in an IS environment, their causes, and possible solutions Identify policies and procedures useful in eliminating waste and mistakes.

666 views • 50 slides

CERT IFICATES & PKI

CERT IFICATES & PKI. BCIS 4630 Fundamentals of IT Security. Dr. Andy Wu. Overview. Digital signature PKI Public Key Applications Digital certificate Secure Socket Layer. Non-Repudiation. Non-repudiation means that someone cannot later deny something that he/she agreed to earlier.

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Byzantine Fault Tolerant Public Key Authentication in Peer-to-peer Systems

Byzantine Fault Tolerant Public Key Authentication in Peer-to-peer Systems. Vivek Pathak and Liviu Iftode Department of Computer Science Rutgers University. Outline. Introduction Public key authentication Existing models Motivation for Peer-to-peer authentication Other solutions

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Certificateless encryption and its infrastructures

Certificateless encryption and its infrastructures. Dr. Alexander W. Dent Information Security Group Royal Holloway, University of London. Overview. PKE and IBE by infrastructure Certificateless encryption Certificate-chain certificateless encryption Security notions Applications.

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Network Security Essentials Chapter 3

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Processing Data using Amazon Elastic MapReduce and Apache Hive

Processing Data using Amazon Elastic MapReduce and Apache Hive. Team Members Frank Paladino Aravind Yeluripiti. Project Goals. Creating an Amazon EC2 instance to process queries against large datasets using Hive. Choosing two public data sets available on Amazon

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Foundations of Network and Computer Security

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Drupal on Virtualised Infrastructure - AWS - Generic VPS - etc.

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RSA-256bit

RSA-256bit. ?????? TA: ???. Author: Trumen. Outline. Introduction to Cryptography RSA Algorithm Montgomery Algorithm for RSA-256 bit. Introduction to Cryptography. Communication Is Insecure. Bob. Alice. Paparazzi. Secure Approach: Cryptosystems. Bob. Alice. Paparazzi.

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A New Identity-based Proxy Blind Signature Scheme

A New Identity-based Proxy Blind Signature Scheme. Junjie He, Chuanda Qi, and Fang Sun 2012 IEEE International Conference on Information Science and Technology Presenter: ??? Date:2013/12/09. Outline. Introduction Preliminaries ID-based p roxy b lind s ignature s cheme

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Cryptography and Network Security Chapter 16

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Condor- G

FATIH UNIVERSITY Computer Engineering. Condor- G. A Computation Management Agent for Multi-Institutional Grids. Helton MALAMBANE. Outline. INTRODUCTION Large -scale sharing of computational resources Grid Protocols Computation management (Condor-G Core) GlideIn mechanism .

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Computing Services

Computing Services. Charles (Cal) Loomis & Mohammed Airaj LAL, Univ. Paris- Sud , CNRS/IN2P3 24-25 October 2013. Compute. Features Fast provisioning of VMs , with low latency start-up Contextualization HEPiX & OpenNebula CDROM contextualization by default

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CPSC156: The Internet Co-Evolution of Technology and Society

CPSC156: The Internet Co-Evolution of Technology and Society. Lectures 19,20, and 21: April 5, 10, and 12, 2007 Cryptographic Primitives. Outline. Motivation Symmetric-key encryption Public-key encryption Digital signature Certificates Cryptographic hash functions. Motivation.

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Eran Tromer Slides credit: Dan Boneh , Stanford

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Certificates

179 views • 9 slides