'Ron rivest' presentation slideshows

CS363

Week 15 - Wednesday. CS363. Last time. What did we talk about last time? Finished ethics Reviewed some of the material before Exam 1. Questions?. Project 3. Security Presentation. Richard Fenoglio. Finishing Week 3 Review. Public key cryptography.

1.36k views • 121 slides

Information Security

697 views • 46 slides

Secure Communication with an Insecure Internet Infrastructure

Secure Communication with an Insecure Internet Infrastructure. Internet Design Decisions and Security. Origin as a small and cooperative network (=> largely trusted infrastructure) Global Addressing (=> every sociopath is your next-door neighbor*)

774 views • 46 slides

COSC 3100 Brute Force and Exhaustive Search

COSC 3100 Brute Force and Exhaustive Search. Instructor: Tanvir. What is Brute Force?. The first algorithm design technique we shall explore A straightforward approach to solving problem, usually based on problem statement and definitions of the concepts involved

1.28k views • 44 slides

Chapter 9

Chapter 9. Public Key Cryptography and RSA. Misconceptions Concerning Public-Key Encryption. Public-key encryption is more secure from cryptanalysis than symmetric encryption Public-key encryption is a general-purpose technique that has made symmetric encryption obsolete

653 views • 38 slides

Computer and Information Security

Computer and Information Security. Chapter 6 Advanced Cryptanalysis. Chapter 6: Advanced Cryptanalysis. For there is nothing covered, that shall not be revealed; neither hid, that shall not be known. ? Luke 12:2. The magic words are squeamish ossifrage

526 views • 34 slides

CS363

Week 4 - Friday. CS363. Last time. What did we talk about last time? Snow day But you should have read about Key management. Questions?. Project 1. Assignment 2. Security Presentation. Claire Chambless. Hash Function Motivation. Where Do Passwords Go?.

386 views • 30 slides

Wireless security

Wireless security. Breaking WEP and WPA. Wireless security - Why?. DEMO!. Wireless security timeline. Message falsification attack on WPA. Attack on TKIP. WEP introduced. WPA introduced. WPA2 introduced. FMS attack on WEP. ChopChop attack on WEP. Fragmentation attack onWEP.

618 views • 23 slides

Certificate Revocation

Certificate Revocation. Serge Egelman. Introduction. What is revocation? Why do we need it? What is currently being done?. Huh?. Certificates Are: Identity Personal Corporate Financial Overall Security. Why Revoke?. Key Compromise Forgotten Passphrase Lost Private Key Stale Keys

431 views • 22 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:

409 views • 19 slides

RSA

RSA. By: Abhishek Naik Viswanath Chennuru CPSC 624. Contents. What is Encryption ? What is RSA ? Key Generation Encryption and Decryption Applications Attacks on RSA Conclusion. What is encryption ?.

367 views • 17 slides

RSA Encryption

157 views • 7 slides