'Alice' diaporamas de présentation

Cryptosystems, Hash Functions and Digital Signatures

Cryptosystems, Hash Functions and Digital Signatures. --- Lecture 4 ---. Outline. Why public key cryptography ? General principles of public key cryptography The RSA public key cryptosystem One way hash functions Digital signature. Private key cipher. Cipher Text. Cipher Text.

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WELCOME

WELCOME. Faculty, Staff & Guests to the College of Education and to the 2011 - 2012 Academic Year . Learning from our Past and Embracing our Future. In MEMORY OF. Anthony Saville June 16, 1929 - June 28, 2011 K. Forbis Jordan April 19, 1930 - August 16, 2011

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Lecture 13 Secret Sharing Schemes

Lecture 13 Secret Sharing Schemes .

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Chapter 4, Requirements Elicitation

Chapter 4, Requirements Elicitation. class... class... class. class. Software Lifecycle Activities. Requirements Elicitation. Analysis. System Design. Detailed Design. Implemen- tation. Testing. Implemented By. Expressed in Terms Of. Structured By. Realized By. Verified By.

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Ignite Learning Through Coding

Ignite Learning Through Coding. Presented by: Chari Distler. *Note - Alice Works on Mac & PC. Academic Technology Teacher. Alice Programming Middle School Grades 6 - 8 High School Grades 9 - 12 Middle School Robotics Middle School Minecraft Professional Development

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Rosen 1.3

Predicate Calculus. Rosen 1.3. Propositional Functions. Propositional functions (or predicates) are propositions that contain variables. Ex: Let P(x) denote x > 3 P(x) has no truth value until the variable x is bound by either assigning it a value or by quantifying it. .

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Lines of Symmetry!

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WRITING A MEMO

WRITING A MEMO. EL Civics Employment Soft Skills Modified from GGUSD Adult Education Curriculum Which Was Originally Written by Alicia Takeuchi. FIVE PARTS OF A MEMO. PART ONE. PART TWO. PART THREE. PART FOUR. PART FIVE. ADD YOUR PHONE NUMBER. QUIZ. 1. Which date is correct?

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Physics behind 3D Movies

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Entity Authentication and Key Agreement

Entity Authentication and Key Agreement. CSE 651. Entity Authentication. Problem: Alice wants to prove to Bob that she is Alice and/or vice versa. Basic idea: Alice shows that she knows some secrecy which is presumably known only to Alice (and Bob).

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World-level Methods with Parameters

Alice. World-level Methods with Parameters. Larger Programs. As you become more skilled in writing programs, you will find that your programs quickly begin to increase to many, many lines of code.

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Instrument Overview and System Engineering

Instrument Overview and System Engineering. John Scherrer Jscherrer@swri.edu (210) 522-3363 July 24, 2002. Topics. Requirements Instrument overview S/C interface Rosetta Alice vs. New Horizons Alice Resources System Engineering Risk Management. Top Level Requirement.

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El Gamel

El Gamel. Public Key Cryptosystem. The Discrete Log Problem. The El Gamel public key cryptosystem is based upon the difficulty of solving the discrete logarithm problem (DLP) which is as follows: Given a prime p and values g and y , find x such that y = g x mod p.

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VOBOX-TO project: Status of ALICE VOBOXES Patricia Mendez Lola Saiz ALICE TF Meeting (22/09/09)

VOBOX-TO project: Status of ALICE VOBOXES Patricia Mendez Lola Saiz ALICE TF Meeting (22/09/09). Introduction. The VOBOX-T0 project has started before summer 2009 for the 4 LHC experiments GOALS: Track the specific experiment services running at all T0 VOBOXES

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Using Picture Books to Teach QAR (Question-Answer Relationship)

Using Picture Books to Teach QAR (Question-Answer Relationship). ROE11 Fall Classic Regional Institute Charleston High School October 9, 2009 Linda Reven lmreven@eiu.edu Denise Reid dereid@eiu.edu Eastern Illinois University. Picture - QAR (Cortese, 2003).

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Boolean Logic in Alice

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Announcements: Questions? This week: Digital signatures , DSA Secret sharing

DTTF/NB479: Dszquphsbqiz Day 29. Announcements: Questions? This week: Digital signatures , DSA Secret sharing. Why are digital signatures important?. Compare with paper signatures Danger: Eve would like to use your signature on other documents! Solution: sig = f(m, user)

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Schedule for cool down (March 2008)

Schedule for cool down (March 2008). Strategy for 2008 2009. 2008. A. No beam. Beam. 2009. B. C. No beam. Beam. Stage A physics running for ALICE and LHCb. 43 (44) equidistant bunches Need to do something for LHCb Previously thought to displace bunches in one beam (asym)

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