'Replay attack' presentation slideshows

Using GSM/UMTS for Single Sign-On

Using GSM/UMTS for Single Sign-On. 28 th October 2003 SympoTIC 2003 Andreas Pashalidis and Chris J. Mitchell. Agenda. Introduction to SSO. Review of GSM security. How to SSO using GSM. Some Attacks. Conclusions. Agenda. Introduction to SSO. Review of GSM security.

619 views • 52 slides

Wireless Security Part 2

547 views • 34 slides

An Embedded System for Practical Security Analysis of Contactless Smartcards

An Embedded System for Practical Security Analysis of Contactless Smartcards. Timo Kasper, Dario Carluccio and Christof Paar Communication Security Group Ruhr University Bochum, Germany http://www.crypto.rub.de. Outline. Background RFID Basics (ISO 14443) Security Weaknesses

438 views • 33 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

Chapter 4

Chapter 4. Authentication Applications. Henric Johnson Blekinge Institute of Technology,Sweden http://www.its.bth.se/staff/hjo/ henric.johnson@bth.se Revised by Andrew Yang. Outline. Security Concerns Kerberos X.509 Authentication Service Recommended reading and Web Sites.

245 views • 24 slides

Kerberos

Kerberos. Guilin Wang School of Computer Science 03 Dec. 2007. Outline. ? Password-based key agreement protocols ( Continuing our last lecture). ? Kerberos authentication protocol. 0. Password-based Protocols.

437 views • 24 slides

A key agreement protocol using mutual Authentication for Ad-Hoc Networks

A key agreement protocol using mutual Authentication for Ad-Hoc Networks. IEEE 2005 Authors : Chichun Lo, Chunchieh Huang, Yongxin Huang Date : 2005_11_29 Presented by Fei-Yau, Hung. Outline. Introduction Review of the Huang-Chang Scheme The proposed scheme

343 views • 23 slides

Handshake Protocols

Handshake Protocols. COEN 350. Threat Model. Passive Sniffing Malicious Mallory can read messages between Alice and Bob. Spoofing Malicious Mallory can create messages that seem to come from either Alice or Bob. Standard Attack Modes: Breaking Cryptography Man-in-the-Middle

416 views • 23 slides

Handshake Protocols

Handshake Protocols. COEN 150. Threat Model. Passive Sniffing Malicious Mallory can read messages between Alice and Bob. Spoofing Malicious Mallory can create messages that seem to come from either Alice or Bob. Standard Attack Modes: Breaking Cryptography Man-in-the-Middle

280 views • 23 slides

Practical Attacks on a Proximity Card

288 views • 22 slides

342 views • 22 slides

Cryptography and Network Security (Authentication Protocols and Digital Signatures)

Cryptography and Network Security (Authentication Protocols and Digital Signatures). Fourth Edition by William Stallings Lecture slides by Lawrie Brown (Changed by Somesh Jha). Digital Signatures. have looked at message authentication using hash functions

536 views • 20 slides

User Scenarios & Security Considerations in APPAGG part 2/2

User Scenarios & Security Considerations in APPAGG part 2/2. 2003.03.31 Nobuhiro Kobayashi@Mitsubishi Electric Corp. n-koba@iss.isl.melco.co.jp. Solution. Who grants the rights to the subject ? Who stores the rights ? How describe the rights ? Who authenticates the subject ?

282 views • 20 slides

Improved Secure Anonymous Authentication Scheme for Roaming Service in Global Mobility Networks

Improved Secure Anonymous Authentication Scheme for Roaming Service in Global Mobility Networks. Date ? 2012.10.24 Reporter : Hong Ji Wei Authors : Jun-Sub Kim and Jin Kwak From : International Journal of Security and Its Applications Vol. 6, No. 3, July, 2012. INTRODUCTION. 1.

331 views • 20 slides

IT 221: Introduction to Information Security Principles

IT 221: Introduction to Information Security Principles. Lecture 8:Authentication Applications For Educational Purposes Only Revised: October 20, 2002. Lecture Outline. Outline: Context and Overview Security Concerns: Problem Statement Security Concerns: Network Threats

377 views • 16 slides

XML Rewrite Attacks in The Context of SOAP Messages, Evaluating The Current Solutions

XML Rewrite Attacks in The Context of SOAP Messages, Evaluating The Current Solutions. AHMED ALGHAMDI CSCE 813. Outlines. Introduction SOA, SOAP messages, XML signature. XML Rewrite Attacks XML rewrite attacks scenarios, available solutions, recommended solution References.

239 views • 16 slides

Enriched Trusted Platform and its Application on DRM

Enriched Trusted Platform and its Application on DRM. Yongdong Wu, and Feng Bao. ??? , ?? . Cryptography and Security Department Institute for Infocomm Research, Singapore Oct. 16, 2008. Content. Background Overview of TPM Related work Enhanced TPM structure DRM Application

277 views • 14 slides

Infrastructure for a Secure Interface between Wireless and Wired Networks

Infrastructure for a Secure Interface between Wireless and Wired Networks. Chen-Nee Chuah & Mark D. Spiller CS 261, Dec. 4, 1998. Mobile Services & Issues. Envisioned Service Types: How does one integrate the security of the wireless system and the (wire-based) services?

195 views • 10 slides

Modeling Current RFID Threats and Security for Business Applications

209 views • 10 slides

Part III: Protocols

Part III: Protocols. Protocol. Human protocols ? the rules followed in human interactions Example: Asking a question in class Networking protocols ? rules followed in networked communication systems Examples: HTTP, FTP, etc.

111 views • 0 slides