'Mutual authentication' presentation slideshows

Online ID Theft, Phishing, and Malware

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CMSC 414 Computer and Network Security Lecture 12

CMSC 414 Computer and Network Security Lecture 12. Jonathan Katz. Passwords. Password selection. User selection of passwords is typically very poor Low-entropy password makes dictionary attacks possible Typical passwords: Derived from account names or usernames

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Distributed Computer Security: Authentication and Key Distribution

Distributed Computer Security: Authentication and Key Distribution. Vijay Jain CSc 8320, Spring 2007. Outline. Overview Design of Authentication Protocols Needham-Schroeder Protocol Denning-Sacco Protocol Kerberos Protocol Kerberos Protocol Version V References. Overview.

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ECE 454/CS594 Computer and Network Security

ECE 454/CS594 Computer and Network Security. Dr. Jinyuan (Stella) Sun Dept. of Electrical Engineering and Computer Science University of Tennessee Fall 2011. Security Handshake Pitfalls. Login only Mutual authentication Integrity/encryption after authentication

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Authentication and Authorization in Condor

Authentication and Authorization in Condor. Outline. General Requirements Issues Our Design Current Status Plans and Issues. General Requirements. Why do we need security? A question of trust We need security in a distributed environment Control resources usage Privacy reason

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Kerberos

Kerberos. Authentication protocol. Submitted By. Poonam chauhan. What is Kerberos.

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IPsec: Internet Protocol Security

IPsec: Internet Protocol Security. Chong, Luon, Prins, Trotter. What is IPsec?. A collection of protocols for securing Internet Protocol (IP) communications by encrypting and authenticating all IP packets 1 Progressive standard Defined in RFC 2401 thru 2409 Purpose:

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CERTCOP System

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Security Requirements for Highly Mobile Devices

Security Requirements for Highly Mobile Devices. Bob Beach Symbol Technologies. Purpose. Focus on security requirements of highly mobile devices Distinguish them from PC based enterprise systems Also from Consumer/Home devices Describe general characteristics of such units

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Strong Password Protocols

Strong Password Protocols. CS 519 Cryptography and Network Security Instructor: Ali Aydin Selcuk. Password Protocols. Humans are incapable of remembering strong, random cryptographic keys; hence weak secrets (passwords/PINs) Risks of password protocols: Eavesdropping (*)

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CMSC 414 Computer and Network Security Lecture 16

CMSC 414 Computer and Network Security Lecture 16. Jonathan Katz. Challenge-response. Client and server share a key k Generically: server sends R; user sends f(k, R) For which f will this be secure? What if R is non-repeating, but predictable? Drawbacks No mutual authentication

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8.7 Summary of Distributed Computer Security

8.7 Summary of Distributed Computer Security. Haidong Xue. Content. Part One: Review of the Knowledge in Textbook goals, issues, solutions Part Two: Current Application X509.V3 Part Three: Future Work. Part One: Review of the Knowledge in Textbook. g oals Issues solutions.

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XMPP DNA

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Threshold password authentication against guessing attacks in Ad hoc networks

Threshold password authentication against guessing attacks in Ad hoc networks. Chai , Zhenchuan ; Cao, Zhenfu ; Lu, Rongxing Ad Hoc Networks Volume: 5, Issue: 7, September, 2007, pp. 1046-1054 . 97/09/24H.-H. Ou. Introduction. Password Authentication Password or Verification Table

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Authentication and Key Agreement

Authentication and Key Agreement. Flexibility in credentials Modern, publically analysed/available cryptographic primitives Freshness guarantees PFS? Mutual authentication Identity hiding for supplicant/end-user No key re-use Fast re-key Fast handoff

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Challenge-Response New Authentication Scheme

Challenge-Response New Authentication Scheme. Rifaat Shekh-Yusef IETF 90, CFRG WG, Toronto, Canada July 23, 2014. Overview. Goal Define a new scheme for the challenge-response framework to replace Basic/Digest. How The proposals do not introduce any novel cryptographic algorithms .

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Security Requirements for TGai

Security Requirements for TGai. Authors:. Date: 2011-11-1. Abstract. This proposal provides the security requirements of the TGai which entail a number of desired properties to satisfy the performance target of TGai. Conformance w/ TGai PAR & 5C.

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