'Private keys' presentation slideshows

On the (in)security of the random number generators of Linux and Windows

On the (in)security of the random number generators of Linux and Windows. Benny Pinkas, University of Haifa Zvi Gutterman, Leo Dorrendorf, Tzachy Reinman, Hebrew University. In this talk. What are PRNGs (pseudo-random number generators)?

840 views • 68 slides

Dissent: Accountable Anonymous Group Messaging

807 views • 65 slides

Encryption and Firewalls

Encryption and Firewalls. Chapter 7. Learning Objectives. Understand the role encryption plays in firewall architecture Know how digital certificates work and why they are important security tools Analyze the workings of SSL, PGP, and other popular encryption schemes

989 views • 57 slides

Certificateless encryption and its infrastructures

Certificateless encryption and its infrastructures. Dr. Alexander W. Dent Information Security Group Royal Holloway, University of London. Overview. PKE and IBE by infrastructure Certificateless encryption Certificate-chain certificateless encryption Security notions Applications.

555 views • 44 slides

Secret Codes, CD players, and Missions to Mars: An Introduction to Cryptology and Coding Theory

Secret Codes, CD players, and Missions to Mars: An Introduction to Cryptology and Coding Theory. Sarah Spence Adams Associate Professor of Mathematics Franklin W. Olin College of Engineering. AKA. Sit back and relax (and learn something, of course) after a hard test. Cryptology. Bob. Alice.

681 views • 43 slides

San Diego, California 25 February 2014

San Diego, California 25 February 2014. Securing Routing: RPKI Overview. Mark Kosters Chief Technology Officer. Why are DNSSEC and RPKI important ?. Two of the most critical resources DNS Routing Hard to tell when resource is compromised Focus of increased attention globally.

522 views • 42 slides

Analyzing SET with Inductive Method

CS 395T. Analyzing SET with Inductive Method. Theorem Proving for Protocol Analysis. [Paulson]. Prove correctness instead of looking for bugs Use higher-order logic to reason about all possible protocol executions No finite bounds Any number of interleaved runs

625 views • 35 slides

Authentication: Overview

518 views • 35 slides

APPLAUS: A Privacy-Preserving Location Proof Updating System for Location-based Services

APPLAUS: A Privacy-Preserving Location Proof Updating System for Location-based Services. Zhichao Zhu and Guohong Cao Department of Computer Science and Engineering The Pennsylvania State University, University Park, PA 16802 {zzhu, gcao}@cse.psu.edu. outline. Introduction Preliminaries

493 views • 33 slides

Computer and Network Security/ Internet Security

Computer and Network Security/ Internet Security. Symmetric Encryption and Message Confidentiality. Overview. Conventional Encryption Principles Conventional Encryption Algorithms Cipher Block Modes of Operation Location of Encryption Devices Key Distribution.

552 views • 33 slides

496 views • 30 slides

359 views • 24 slides

CIS 725

388 views • 24 slides

Fully Collusion Resistant Traitor Tracing with Short Ciphertexts and Private Keys

Fully Collusion Resistant Traitor Tracing with Short Ciphertexts and Private Keys. Dan Boneh, Amit Sahai, and Brent Waters. Broadcast Systems. Distribute content to a large set of users. Commercial Content Distribution File systems Military Grade GPS Multicast IP.

433 views • 23 slides

Lecture Topics: 11/29

Lecture Topics: 11/29. Cryptography symmetric key (secret key) public/private key digital signatures. Announcements. Next Monday, Mike Swift will talk about operating system security Next Wednesday, I will give a wrap up of the class and hand out class evaluations

324 views • 21 slides

Sorting Out Digital Certificates

285 views • 17 slides

Chapter

8. Chapter. Securing Information Systems. Management Information Systems Chapter 8 Securing Information Systems. LEARNING OBJECTIVES. Analyze why information systems need special protection from destruction, error, and abuse. Assess the business value of security and control.

390 views • 14 slides

211 views • 13 slides

ElGamal Public Key Encryption

ElGamal Public Key Encryption. CSIS 5857: Encoding and Encryption. ElGamal Public Key Encryption. Structure similar to RSA (discrete logs ) Component of many secure systems Digital Signature Standard (DSS) S/MIME (Email). Components of ElGamal. Components: Large prime q

323 views • 11 slides

A Secure and Reliable Bootstrap Architecture - AEGIS

A Secure and Reliable Bootstrap Architecture - AEGIS. William A. Arbaugh David J. Farber Jonathan M. Smith. Presented by Vytautas Valancius. Secure bootstrap will work on commodity hardware Failed software will be restored Boot process is guaranteed to end up in secure state.

276 views • 9 slides