'Symmetric ciphers' diaporamas de présentation

Practical Aspects of Modern Cryptography

Practical Aspects of Modern Cryptography. Josh Benaloh & Brian LaMacchia. Lecture 3: Symmetric Ciphers and Hash Functions. Alice. Bob. Message. Meet Alice and Bob. Modern Symmetric Ciphers. Setup: Alice wants to send a private message to Bob.

754 views • 75 slides

MODELLING PERSISTENT DATA: CS27020

MODELLING PERSISTENT DATA: CS27020. Types of Cryptography (Algorithm) Nitin Naik. Types of Cryptography. Classical Cryptography Symmetric/Secret/Single Key Cryptography (SKC) Asymmetric/Public/Double Key Cryptography (AKC/PKC)

1.05k views • 51 slides

Exposing Cryptography for Software Developers

481 views • 48 slides

How cryptography is used to secure web services

How cryptography is used to secure web services. Josh Benaloh Cryptographer Microsoft Research. You (client). Merchant (server). Transfer of Confidential Data. I want to make a purchase. What is your Credit Card Number?. My Credit Card is 6543 2345 6789 8765.

526 views • 43 slides

T101 Networks

382 views • 28 slides

Introduction to Information Security

Introduction to Information Security. Pieter.Hartel@utwente.nl. Overview. Definitions Design issues Cryptography Security Protocols.

416 views • 27 slides

T101 Networks

353 views • 27 slides

Public Key Cryptography

Public Key Cryptography. Bryan Pearsaul. Outline. What is Cryptology? Symmetric Ciphers Asymmetric Ciphers Diffie-Hellman RSA (Rivest/Shamir/Adleman) Moral Issues. Outline. Summary References. What is Cryptology?. The science of keeping data secure. Two transformation algorithms:

413 views • 19 slides

Cryptographic Algorithms

302 views • 15 slides