'Arbitrary message' diaporamas de présentation

Lecture 12 Overview

Lecture 12 Overview. Key Management. public-key encryption helps address key distribution problems have two aspects of this: distribution of public keys use of public-key encryption to distribute secret keys. Distribution of Public Keys. can be considered as using one of:

565 views • 50 slides

Crypto Conclusion

Crypto Conclusion. Message Authentication Codes Key Management. Message Authentication. message authentication is concerned with: protecting the integrity of a message Confirming identity of sender non-repudiation of origin (dispute resolution) Very important for e-commerce

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374 views • 23 slides

Mobile Agent Security

Mobile Agent Security. John Russell Anthony Pringle. What is an Agent?. An autonomous program that migrates across different execution environments A very, very bad man . Examples and Applications. Searching and filtering Information Retrieval Flight schedules best prices

285 views • 15 slides

Message Authentication

Message Authentication. message authentication is concerned with: protecting the integrity of a message validating identity of originator non-repudiation of origin (dispute resolution) will consider the security requirements then three alternative functions used: message encryption

302 views • 14 slides