'Key derivation' diaporamas de présentation

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.

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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

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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

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Verifying Cryptographic Protocols in the Pi Calculus

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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.

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IEEE 802.11 Security and 802.1X Dan Simon, Bernard Aboba, Tim Moore Microsoft Corporation

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IEEE 802.11

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The IKE (Internet Key Exchange) Protocol

The IKE (Internet Key Exchange) Protocol. Sheila Frankel Systems and Network Security Group NIST sheila.frankel@nist.gov. IKE Overview. Negotiate: Communication Parameters Security Features Authenticate Communicating Peer Protect Identity

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P1451.5 Security

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Cryptography

Cryptography. Lecture 25. Public-key encryption. pk. pk. c. pk. pk , sk. c ? Enc pk (m). m = Dec sk (c). Public-key encryption. A public-key encryption scheme is composed of three PPT algorithms: Gen: key-generation algorithm that on input 1 n outputs pk , sk

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Password Authenticated Key Exchange

Password Authenticated Key Exchange. Authors:. Date: 2008-03-17. Abstract. A key exchange authenticated with a password (which may be cryptographically weak) is presented. Pre-shared Key Authentication in 11s. Required for certain use cases. Current proposal is unrealistic

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OTP-WSS-Token

OTP-WSS-Token. John Linn, RSA Laboratories DRAFT: 24 May 2005. OTP-WSS-Token. Goal: support OTP-based authentication from claimants to relying parties (RPs) in web service environments XML-encoded <otps-wst:OTPToken> object carries OTP-based authenticator data

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Password Authenticated Key Exchange

Password Authenticated Key Exchange. Authors:. Date: 2008-01-12. Abstract. A key exchange authenticated with a password (which may be cryptographically weak) is presented. Pre-shared Key Authentication in 11s. Required for certain use cases. Current proposal is unrealistic

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EAP Password Authenticated eXchange (PAX)

EAP Password Authenticated eXchange (PAX). I-D.clancy-eap-pax-00. T. Charles Clancy William A. Arbaugh {clancy,waa}@cs.umd.edu Department of Computer Science University of Maryland, College Park IETF 60, EAP WG August 4, 2004. PAX Design Goals.

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HMIP and FMIP Security Associations draft-yegin-hmip-sa-00.txt

HMIP and FMIP Security Associations draft-yegin-hmip-sa-00.txt. IETF 67. Summary. EAP-based network access authentication already generates an SA ( SA2 ) between the MN and the access network (NAS) Now generate derivative SAs ( SA3 )between the MN and the mobility servers (MAP, FMIP AR). SA1.

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JOSE Feature Set

JOSE Feature Set. Jim Schaad August Cellars. Capability List from CMS (1). One Pass Processing (I,E) Interior Content Identification (I,E) Content encoding methods (I,E) Parallel Signatures (I) Protected Attributes (I,E) Unprotected Attributes (I,E). Capability List from CMS (2).

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EMSK Usage Guidelines (EAP key derivation for multiple applications)

EMSK Usage Guidelines (EAP key derivation for multiple applications). draft-salowey-eap-key-deriv-02.txt J. Salowey P. Eronen IETF 58. EMSK. 2284bis defines and reserves EMSK. Several applications have been suggested for it draft-ietf-eap-keying-01.txt draft-irtf-aaaarch-handoff-04.txt

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