Mechanising Cryptography

57 %
43 %
Information about Mechanising Cryptography
Entertainment

Published on January 12, 2008

Author: Marcell

Source: authorstream.com

Mechanising Cryptography:  Mechanising Cryptography Professor Richard Walton CB Slide2:  Cryptography is concerned with the application of technology to the problem of encrypting and decrypting a message. The Mathematics is subordinate to the technology 20th Century Cryptography:  20th Century Cryptography Development of Crypt in the 1900s Manual Methods Slow Laborious Error-Prone Need to mechanise Importance of technology for design Nature of technological constraints CRYPTOGRAPHY:  CRYPTOGRAPHY Cost Cost Cryptanalysis 1918:  Cryptanalysis 1918 Knowledge of language Frequency Analysis Key Re-use (Depth) Skill Requirement: To solve crossword puzzles in foreign languages Rotor Machines:  Rotor Machines Rotors:  Rotors Commercial Enigma:  Commercial Enigma Enigma:  Enigma Enigma:  Enigma Army Navy Navy – 4 wheel Early Machine Cryptography :  Early Machine Cryptography Limitations of Security Design Balance Security against Cost Usability – Human Factors Electronics – 1960-1980:  Electronics – 1960-1980 Shift Registers and Simple Logic Gates Linear Algebra Galois Theory Rich Mathematical structure Rigorous Analysis Expensive Components Large Scale Integration:  Large Scale Integration Application Specific Integrated Circuits Complex Algorithms Tailored to purpose Standard Cryptographic Primitives Software and Firmware Public Key Cryptography:  Public Key Cryptography Key Management Non-Secret Encryption Ellis, Cocks & Williamson Beyond 1970’s technology Widespread after 1985 Search for easier solutions Elliptic Curve Cryptography Next Challenge:  Next Challenge Quantum Computers destroy current Public Key algorithms Find new algorithms to resist Quantum Computer attacks Slide19:  Mechanising Cryptography Acknowledgement Illustrations concerning Enigma in this presentation have been taken from the user manual for Enigma – E by Paul Reuvers & Marc Simons. For details of Enigma-E, which is available for purchase from Bletchley Park Museum, see www.xat.nl/enigma-e/

Add a comment

Related presentations

Related pages

PPT – Mechanising Cryptography PowerPoint presentation ...

Mechanising Cryptography. Professor Richard Walton CB ... To solve crossword puzzles. in foreign languages. Rotor Machines. Rotors. Commercial Enigma ...
Read more

Risk Management - UCD School of Mathematics and Statistics ...

Professor Richard Walton CB 20th Century Cryptography Development of Crypt in the 1900s Manual Methods Slow Laborious Error-Prone Need to mechanise ...
Read more

Mechanising Cryptography Professor Richard Walton CB

Mechanising Cryptograp... Tags: cryptographi, enigma, ... ... Mechanising Cryptography Professor Richard Walton CB Tags. cryptographi ...
Read more

Cryptography Gifts & Merchandise | Cryptography Gift Ideas ...

Shop our large selection of Cryptography gifts, t-shirts, posters and stickers starting at $5 . Unique Cryptography designs. Fast shipping.
Read more

Cryptography - Boomkat

Merchandise; Bestsellers Features Weekly Roundup; Classics; ... and indeed Cryptography is as claustrophobic and forbidding as it is seductive; ...
Read more

Public Key Cryptography and the RSA System

Public Key Cryptography and the RSA System ... company from whom you’re buying the merchandise. ... This is the idea behind Public Key Cryptography.
Read more

The Code Book - Simon Singh: simonsingh.net

Simon on Twitter @SLSingh Author of The Simpsons and Their Mathematical Secrets, Fermat's Last Theorem, The Code Book, Big Bang & Trick or Treatment?
Read more

Cryptography News - The New York Times

News about cryptography. Commentary and archival information about cryptography from The New York Times.
Read more

Codereview-Cryptography - OWASP

Codereview-Cryptography. De OWASP. ... There are two types of cryptography in this world: ... Merchandise; News;
Read more