'Private key' diaporamas de présentation

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DePaul University

DePaul University

DePaul University DePaul Information Security Today Microsoft Baseline Security Analyzer (MBSA) Using Internet Explorer securely Email Privacy and File Integrity Using email encryption Spam Outline What is MBSA? How to get it? Installation Features Demonstration

By Gabriel
(520 views)

E-Commerce Payment Systems

E-Commerce Payment Systems

E-Commerce Payment Systems . Topics The E-Commerce environment Traditional payment systems Online payment with credit cards Online payment with SET Other online payment systems B2C and B2B Internet Fraud Complaints Reported to the IFCC (2004)

By jacob
(567 views)

AES algorithm

AES algorithm

AES algorithm. 128 bits/16 bytes. Byte substitution. Shift Row. A round:. Mix Column. Key Addition. 4 bytes. AES algorithm. a set of 16 bytes from the file to be encrypted. B Y S T U E B. s. S H I R F O T W. Mix column. Mix column. Mix column. Mix column.

By paul
(541 views)

15-441 Computer Networks

15-441 Computer Networks

15-441 Computer Networks Security and Cryptography Sachin Kulkarni (Special Thanks to Ed Bardsley, John Heffner & Andrew Tanenbaum) Security - Outline Is it really important? How do we ensure it? At what level can it be introduced? Actual protocols Kerberos ssh IPSec Security Threats

By lotus
(373 views)

Lecture 12 Mobile Networks: Security in Wireless LANs and Mobile Networks

Lecture 12 Mobile Networks: Security in Wireless LANs and Mobile Networks

Wireless Networks and Mobile Systems Lecture 12 Mobile Networks: Security in Wireless LANs and Mobile Networks Lecture Objectives Introduce security vulnerabilities and defenses Describe security functions in Basic mechanisms WiFi Protected Access (WPA) IEEE 802.11i

By mike_john
(354 views)

Internetwork Technologies

Internetwork Technologies

Internetwork Technologies. Internetwork Security. Authentication Is that you? Nonrepudiation No denying it Access control Hands off! Reputation Name = MUD. What are you trying to secure?. Confidentiality Avoid snooping Encryption? Integrity Deletes, changes Backups Availability

By Olivia
(322 views)

Security

Security

Security. Myths about Business Risks in the Information Age. Security is only about protecting “things” We don’t have any information anyone would want Security problems have never happened here. Firewalls provide enough security Technology will solve the security problem

By Antony
(296 views)

Copyright Protection Allowing for Fair Use

Copyright Protection Allowing for Fair Use

Copyright Protection Allowing for Fair Use. Team 9 David Dobbs William Greenwell Jennifer Kahng Virginia Volk. Fair Use. World. Music Distributor. Buyer. Friend. The Copyright Act and Fair Use. "the factors to be considered [in determining fair use] shall include -

By Melvin
(340 views)

Analysis of 2G and 3G Mobile Security

Analysis of 2G and 3G Mobile Security

Analysis of 2G and 3G Mobile Security. Roy Campbell. UIUC : Roy Campbell Dennis Mickunas, Jalal Al-Muhtadi Sarosh Havewala. Motorola : Bruce Briley John Wang Rong Wang Lily Chen. Participants. Contents. Motorola study of wireless security protocols Present Proposed Approach

By MikeCarlo
(427 views)

Dr.Tech. Göran Pulkkis Arcada Polytechnic ( arcada.fi/english ) Espoo, Finland

Dr.Tech. Göran Pulkkis Arcada Polytechnic ( arcada.fi/english ) Espoo, Finland

Introduction to - Cryptography - PKI (Public Key Infrastructure) - Secure Email with PGP (Pretty Good Privacy). Dr.Tech. Göran Pulkkis Arcada Polytechnic ( http://www.arcada.fi/english ) Espoo, Finland. Cryptographic algorithms. Secret Key Cryptography. Public Key Cryptography.

By bernad
(263 views)

Meeting the Privacy Goals of NSTIC in the Short Term

Meeting the Privacy Goals of NSTIC in the Short Term

Meeting the Privacy Goals of NSTIC in the Short Term. Presentation at the 2011 Internet Identity Workshop Francisco Corella and Karen P. Lewison Pomcor. Contents.

By salena
(451 views)

Security in Skype

Security in Skype

Security in Skype. Prepared by Prithula Dhungel. The Skype Service. P2P based VoIP software Founded by the founders of Kazaa Can be downloaded free at: http://www.skype.com Services Both paid and free services available Free - Instant Messaging

By betty_james
(298 views)

Network Security Essentials Chapter 3

Network Security Essentials Chapter 3

Network Security Essentials Chapter 3. Fourth Edition by William Stallings Lecture slides by Lawrie Brown. Chapter 9 – Public Key Cryptography and RSA.

By MikeCarlo
(339 views)

Public Key Infrastructure (X509 PKI)

Public Key Infrastructure (X509 PKI)

Public Key Infrastructure (X509 PKI). Marco Casassa Mont. Trusted E-Services Laboratory - HP Labs - Bristol. Outline. Basic Problem of Confidence and Trust Background: Cryptography, Digital Signature, Digital Certificates (X509) Public Key Infrastructure (PKI)

By issac
(385 views)

An Overview of Palladium

An Overview of Palladium

An Overview of Palladium. Brian A. LaMacchia Software Architect Windows Trusted Platform Technologies. Acknowledgements. Key contributors to the Palladium initiative at Microsoft include: Peter Biddle John de Treville Paul England Butler Lampson John Manferdelli Marcus Peinado

By aglaia
(211 views)

ACM International Collegiate Programming Contest

ACM International Collegiate Programming Contest

ACM International Collegiate Programming Contest. Banff Springs, Alberta April 6 – 10, 2008. Sep. 22 (local) Oct. 6 (Oswego – preliminary) Nov. 10 (RIT – regional final). stefanko@cs.rochester.edu Sep. 11, CBS 601, 4:15pm. Office hours. Instructor office hours (CSB 620)

By milt
(208 views)

A Tutorial on Web Security for E-Commerce

A Tutorial on Web Security for E-Commerce

A Tutorial on Web Security for E-Commerce. Web Concepts for E-Commerce. Client/Server Applications Communication Channels TCP/IP . Client. Client/Server Applications. Request. Server. Response. Server. Client. Intranet. Internet. Extranet. Communication Channels. OSI Model.

By vanna
(168 views)

Lecture 4 Cryptographic Tools ( cont )

Lecture 4 Cryptographic Tools ( cont )

Lecture 4 Cryptographic Tools ( cont ). modified from slides of Lawrie Brown. Message Authentication. protects against active attacks. verifies received message is authentic. contents have not been altered from authentic source timely and in correct sequence.

By teal
(336 views)

Electronic signatures

Electronic signatures

Ferenc Suba LLM, MA Chairman of the Board, CERT-Hungary, Theodore Puskás Foundation Vice-Chair of the Management Board, European Network and Information Security Agency. Electronic signatures. C ryptography : encode and decode a text with a key or keys

By ostinmannual
(336 views)

Cryptotransactions : Mechanics

Cryptotransactions : Mechanics

Innovation and Cryptoventures. Cryptotransactions : Mechanics. Campbell R. Harvey Duke University and NBER. February 1, 2018. Class discussion focuses on pp. 32-78. The Landscape. http:// coinmarketcap.com /

By farica
(187 views)

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