'Symmetric cryptosystems' diaporamas de présentation

Security

Security. Chapter 8. Security. Security in distributed system can be divided into two parts: A secure channel is a mechanism for ensuring communication though authentication, message integrity, and confidentiality.

1.17k views • 102 slides

Security

Security. Chapter 8. Security. Security in distributed system can be divided into two parts: A secure channel is a mechanism for ensuring communication though authentication, message integrity, and confidentiality.

1.22k views • 102 slides

Security

Security. Chapter 8. Security. Security in distributed system can be divided into two parts: A secure channel is a mechanism for ensuring communication though authentication, message integrity, and confidentiality.

1.68k views • 101 slides

DISTRIBUTED COMPUTING

DISTRIBUTED COMPUTING. Sunita Mahajan , Principal, Institute of Computer Science, MET League of Colleges, Mumbai Seema Shah , Principal, Vidyalankar Institute of Technology, Mumbai University. Chapter - 10 Security In Distributed Systems. Topics. Introduction

1.09k views • 74 slides

CHAPTER 4: Classical (secret-key) cryptosystems

CHAPTER 4: Classical (secret-key) cryptosystems. In t his chapter we deal with some of the very old or quite old classical (secret-key or symmetric) cryptosystems that were primarily used in the pre-computer era. IV054.

615 views • 46 slides

CHAPTER 4: Classical (secret-key) cryptosystems

CHAPTER 4: Classical (secret-key) cryptosystems. In t his chapter we deal with some of the very old or quite old classical (secret-key or symmetric) cryptosystems that were primarily used in the pre-computer era. IV054.

470 views • 46 slides

PART FIVE: Security issues in distributed systems

593 views • 43 slides

PART FOUR: Algorithmic aspects related to security in distributed systems

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Cryptography & Steganography Min-Shiang Hwang ( ??? )

Cryptography & Steganography Min-Shiang Hwang ( ??? ) Department of Computer Science & Information Engineering Asia University Email: mshwang@asia.edu.tw http://isrc.ccs.asia.edu.tw/ Room: I-420. Workshop: Cryptography and Steganography. Agenda. Outline. Cryptography.

394 views • 38 slides

CSCI920

CSCI920. Grand Challenges in Computer Science Guilin Wang SCSSE August 2010. Contact Info. Email: guilin@uow.edu.au Room: 3.203 Consultation times: - Mon.: 11-13pm - Wed.: 14-16pm URL: http://www.uow.edu.au/~guilin/ The slides of this lecture

441 views • 34 slides

Cryptographic Technologies

Cryptographic Technologies. Chapter 5. Goals of Cryptography. Four primary goals Many applications provide multiple cryptographic benefits simultaneously Confidentiality is most commonly addressed goal The meaning of a message is concealed by encoding it

368 views • 25 slides