'Diffie hellman key exchange' diaporamas de présentation

Practical Aspects of Modern Cryptography

Practical Aspects of Modern Cryptography. Josh Benaloh Brian LaMacchia John Manferdelli. Public-Key History. 1976 New Directions in Cryptography Whit Diffie and Marty Hellman One-Way functions Diffie-Hellman Key Exchange 1978 RSA paper Ron Rivest, Adi Shamir, and Len Adleman

1.88k views • 169 slides

COEN 350: Network Security

COEN 350: Network Security. Overview of Cryptography. Overview of Cryptography. Table of contents Introduction Cryptographic Security One Way Functions Secret Key Cryptography Public Key Cryptography Message Authentication Codes Zero Knowledge Proofs Diffie Hellman Key Exchange.

900 views • 78 slides

COEN 350

COEN 350. IPSec, SSL, SSH,. Communication Security. Decision: What Layer? Implemented at application level Application change OS does not change Implemented at TCP/IP level OS changes Applications do not change. Communication Security. Session Key Establishment

813 views • 71 slides

Computer Security Primer CSE 291 Fall 2005

Computer Security Primer CSE 291 Fall 2005. October 5, 2005 Geoffrey M. Voelker. Administrivia. Communication Add yourself to the mailing list Join the wiki, contribute to the discussion Groups Use the breaks today to start finalizing groups Email Jeff Bigham your group info tonight

846 views • 68 slides

15-853:Algorithms in the Real World

555 views • 43 slides

Lecture 17

Lecture 17. Security Introduction Cryptography basics Web Security and Vulnerabilities Network SecurityTools. What is Network Security?.

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Foundations of Network and Computer Security

Foundations of Network and Computer Security. J ohn Black Lecture #9 Sep 16 th 2009. CSCI 6268/TLEN 5550, Fall 2009. Announcements. Quiz #2 will be next Friday, Sep 25 th Will cover material up to next Weds 9/23. Birthday Paradox. Need another method

430 views • 32 slides

Project: IEEE P802.15 Working Group for Wireless Personal Area Networks (WPANs) ?

Project: IEEE P802.15 Working Group for Wireless Personal Area Networks (WPANs) ? Submission Title: Key Negotiation using DIET HIP Date Submitted: 24 June, 2010 Source: Robert Moskowitz (ICSA labs, an Independent Division of Verizon Business) ? Address: Detroit, MI USA

356 views • 29 slides

Project: IEEE P802.15 Working Group for Wireless Personal Area Networks (WPANs) ?

Project: IEEE P802.15 Working Group for Wireless Personal Area Networks (WPANs) ? Submission Title: Key Negotiation using DIET HIP Date Submitted: 22 June, 2010 Source: Robert Moskowitz (ICSAlabs, an Independent Division of Verizon Business Systems) ? Address: Detroit, MI USA

366 views • 28 slides

Introduction to Cryptography

Introduction to Cryptography. Based on: William Stallings, Cryptography and Network Security. Chapter 10. Other Public-Key Cryptosystems. Diffie-Hellman Key Exchange. First published public-key algorithm A number of commercial products employ this key exchange technique

732 views • 26 slides

Cryptography and Network Security

Cryptography and Network Security. Sixth Edition by William Stallings . Chapter 10. Other Public-Key Cryptosystems.

346 views • 26 slides

Cryptography CBK

533 views • 23 slides

Team Challenger

318 views • 17 slides

Diffie-Hellman Key Exchange

480 views • 16 slides

VTCP/Secure: A Remote VPN for the Macintosh

VTCP/Secure: A Remote VPN for the Macintosh. Stacey Lum, InfoExpress The Third Annual Macintosh Cryptography and Internet Commerce Software Development Workshop. Remote VPN Definition. Corporate Network. Provide Secure Remote Access Over Untrusted Networks

304 views • 14 slides

Security Through Encryption

Security Through Encryption. Different ways to achieve security of communication data. Keep things under lock and key Physical Encryption Through password protection. Sender, Listener, Eavesdropper. Encryption, Authentication, Non-repudiation. Encryption

349 views • 13 slides

Public Key Cryptography

354 views • 13 slides

Public Key Cryptography

377 views • 13 slides

PUBLIC KEY CRYPTOGRAPHY ALGORITHM

264 views • 12 slides

Cryptology

770 views • 12 slides