'Alice sends bob' presentation slideshows

Security Protocols CS 136 Computer Security Peter Reiher April 30, 2009

Security Protocols CS 136 Computer Security Peter Reiher April 30, 2009. Outline. Designing secure protocols Basic protocols Key exchange Common security problems in protocols. Basics of Security Protocols. Work from the assumption (usually) that your encryption is sufficiently strong

905 views • 68 slides

Security Protocols CS 136 Computer Security Peter Reiher February 14, 2008

Security Protocols CS 136 Computer Security Peter Reiher February 14, 2008. Outline. Designing secure protocols Basic protocols Key exchange Common security problems in protocols. Basics of Security Protocols. Work from the assumption (usually) that your encryption is sufficiently strong

909 views • 66 slides

Security Protocols CS 136 Computer Security Peter Reiher October 14, 2010

Security Protocols CS 136 Computer Security Peter Reiher October 14, 2010. Outline. Designing secure protocols Basic protocols Key exchange Common security problems in protocols. Basics of Security Protocols. Assme (usually) that your encryption is sufficiently strong

817 views • 64 slides

Privacy Enhancing Technologies

670 views • 41 slides

David Evans cs.virginia/evans

389 views • 38 slides

Electronic Voting Schemes and Other stuff

Electronic Voting Schemes and Other stuff. Requirements. Only eligible voters can vote (once only) No one can tell how voter voted Publish who voted (?) Voter cannot be coerced/bribed to voting some way Voter cannot prove how she voted. The final tally is the correct sum

363 views • 28 slides

408 views • 26 slides

Electronic Cash

Electronic Cash. R. Newman. Topics. Defining anonymity Need for anonymity Defining privacy Threats to anonymity and privacy Mechanisms to provide anonymity Metrics for Anonymity Applications of anonymity technology. Payment forms. Barter Cash Check Wire transfer Credit/debit card

230 views • 22 slides

computer and network security

computer and network security. matt barrie <mattb@ee.usyd.edu.au>. signatures. Used to bind an author to a document. Desirable properties of a signature: Authentic: sufficient belief that the signer deliberately signed the document.

321 views • 19 slides

Needham-Schroeder

Needham-Schroeder. A --> S: A,B, N A S --> A: {N A ,B,K AB ,{K AB ,A} KBS } KAS A --> B: {K AB ,A} KBS B --> A: {N B } KAB A --> B: {N B -1} KAB.

306 views • 6 slides