'Master secret' presentation slideshows

Chapter 8 roadmap

Chapter 8 roadmap. 8.1 What is network security? 8.2 Principles of cryptography 8.3 Message integrity 8.4 Securing e-mail 8.5 Securing TCP connections: SSL 8.6 Network layer security: IPsec 8.7 Securing wireless LANs 8.8 Operational security: firewalls and IDS.

1.01k views • 72 slides

Lecture 23 Network Security ( cont )

Lecture 23 Network Security ( cont ). CPE 401 / 601 Computer Network Systems. slides are modified from Dave Hollinger. slides are modified from Jim Kurose, Keith Ross. Widely deployed security protocol Supported by almost all browsers and web servers https

718 views • 60 slides

X.509 certificate (end of chapter 31)

600 views • 52 slides

ISA 662 Information System Security

ISA 662 Information System Security. 9. Network Security CISSP Domain 7 and Chapter 11.3 and .4 of Bishop. Application layer. Presentation layer. Session layer. T. ransport layer. Netw. ork layer. Data link layer. Ph. ysical layer. The OSI Network Model. ISO/OSI versus TCP/IP.

675 views • 50 slides

IC3 - Network Security

635 views • 46 slides

W E B S E C U R I T Y

W E B S E C U R I T Y. CONTENTS. Web Security Considerations SSL (Secure Socket Layer) TLS (Transport Layer Security) SET (Secure Electronic Transaction) Ending Words. WEB SECURITY CONSIDERATIONS. MUSARRAT NAZ SANIA HAROON MUHAMMAD HANIF AHMED FARDEEN.

857 views • 45 slides

SSL: Secure Sockets Layer

Widely deployed security protocol Supported by almost all browsers and web servers https Tens of billions $ spent per year over SSL Originally designed by Netscape in 1993 Number of variations: TLS: transport layer security, RFC 2246 Provides Confidentiality Integrity Authentication.

642 views • 40 slides

Transport Layer Security

Transport Layer Security. Rocky K. C. Chang, 1 April 2011. Outline. Pros and cons of providing security at the transport layer. TLS sessions, connections, and states TLS record layer TLS handshake layer Some TLS/SSL security problems TLS performance. Security services at transport layer.

1.27k views • 37 slides

Network Security Essentials

1.11k views • 36 slides

Network Security: IP s ec

Network Security: IP s ec. Tuomas Aura T-110.5241 Network security Aalto University, Nov-Dec 2011. IPsec: Architecture and protocols. Internet protocol security (IPsec ). Network-layer security protocol Protects IP packets between two hosts or gateways

508 views • 29 slides

CSC 474 Information Systems Security

CSC 474 Information Systems Security. Topic 4.5 Transport Layer Security. Transport Layer Security Protocols. Secure Socket Layer (SSL) Originally developed to secure http Version 3 was developed with public review Application independent Can be used for any application protocol

410 views • 28 slides

Key Distribution and Management

Key Distribution and Management. Yuan Xue. Outline. Secret Key Distribution Introduction Using key distribution center (KDC) Decentralized Using public-key Public Key Management Public-key Announcement Publicly Available Directory Public-key Certificate Web of Trust (GnuPG).

538 views • 24 slides

WEB SECURITY and SECURE SOCKET LAYER (SSL)

WEB SECURITY and SECURE SOCKET LAYER (SSL). Shervin Erfani Electrical and Computer Engineering Department University of Windsor November 2003. Web Security Threats. Overview of SSL. What is SSL Protocol? What does SSL provide? What is the Goal of SSL? How does it work?

428 views • 24 slides

Virtual Private Networks (VPN)

Virtual Private Networks (VPN). Generic Routing Encapsulation (GRE) TLS (SSL-VPN). 1. Generic Routing Encapsulation (GRE). Tunneling Encapsulation with delivery header The addresses in the delivery header are the addresses of the head-end and the tail-end of the tunnel. Delivery header.

531 views • 22 slides

C HAPTER 15 MACs and Signatures

C HAPTER 15 MACs and Signatures.

267 views • 21 slides

Secure Sockets Layer (SSL) / Transport Layer Security (TLS)

Secure Sockets Layer (SSL) / Transport Layer Security (TLS). Brad Karp UCL Computer Science. CS GZ03 / M030 20 th November, 2008. What Problems Do SSL/TLS Solve?. Two parties, client and server, not previously known to one another

363 views • 19 slides

PKCS11 Key Protection

PKCS11 Key Protection. And the Insider Threat. Outline. The Insider Threat Existing Protection Mechanism Primary Key vs Secondary Key Primary Key Protection Secondary Key Protection Related Items. The Insider Threat.

355 views • 16 slides

A Toolkit for Secure Internet Multicast

A Toolkit for Secure Internet Multicast. Debanjan Saha Isabel Chang Robert Engel Dimitris Pendarakis Pankaj Rohatgi Ran Canetti IBM T.J. Watson Research Center debanjan@watson.ibm.com. Overall Architecture. Group owner. Controller & reflector. Controller & reflector. Controller

217 views • 14 slides

SSL : An Overview

SSL : An Overview. Bruhadeshwar Bezawada International Institute of Information Technology, Hyderabad. Overview. Brief Introduction to Public-Key Infrastructure Public-keys, Certificates & Digital Signatures Relevance to Electronic Commerce SSL Protocol details Cryptographic details.

268 views • 14 slides

SSL

SSL. CS472 Fall 2010. Secure Socket layer. Design Goals: SSLv2) SSL should work well with the main web protocols such as HTTP. Confidentiality is the top goal Server authentication is necessary. Client authentication is optional. With unknown parties communicating, spontaneity is necessary

275 views • 13 slides