PPT-Cryptography and Code breaking

Phonetic Alphabet Phonetic Alphabet The Phonetic Alphabet is an easy substitution cipher used by airplane pilots or the police The main reason for using it is that some letters sound really similar like B P D and T and can easily get confused over a bad connection but the words that represent these letters sound quite different Bravo Papa Delta Tango and cant be confused so easily. 2 04 06 Nm Time UTC 123 4 m 123 4 Figure 2 Breaking scale 05 01 02 brk c 1 05 01 02 03 brk c 2 05 01 02 03 brk c 3 05 01 02 03 brk c 4 Figure 3 brPage 6br EZ EZ v 05 10 87226 10 87225 10 87224 10 87223 cc c m 87222 s Figure 4 Total breaking rate ZZ b 897 Special Topics in Cryptography Instructors Ran Canetti and Ron Rivest Lecture 25 PairingBased Cryptography May 5 2004 Scribe Ben Adida 1 Introduction The 64257eld of PairingBased Cryptography has exploded a connection between language and mathematics. Introduction. Cryptography. : the procedures, processes, methods, etc., of making and using secret writing, as codes or ciphers. crypto-: “hidden” or “secret”; -. Week two!. The Game. 8 groups of 2. 5 rounds. Math 1. Modern history. Math 2. Computer Programming. Analyzing and comparing Cryptosystems. 10 questions per round. Each question is worth 1 point. Math Round 1. Symmetric Encryption. Key exchange . Public-Key Cryptography. Key exchange. Certification . Why Cryptography. General Security Goal. - . Confidentiality . (. fortrolig. ). - . End-point Authentication . 1. Administrative Note. Professor Blocki is traveling and will be back on Wednesday. . E-mail: . jblocki@purdue.edu. . Thanks to Professor Spafford for covering the first lecture!. 2. https://www.cs.purdue.edu/homes/jblocki/courses/555_Spring17/index.html. or one reason that linear equations are cool.. Basic Cryptography Code. A. B. C. D. E. F. G. H. I. J. K. L. M. N. O. P. Q. R. S. T. U. V. W. X. Y. Z. D. E. F. G. H. I. J. K. L. M. N. O. P. Q. R. S. T. The . art and science of concealing the messages to introduce secrecy in . information security . is recognized as cryptography. .. The word ‘cryptography’ was coined by combining two Greek words, ‘Krypto’ . Paulo S. L. M. Barreto. University of Washington | Tacoma. Objectives. Basics of coding theory.. Security considerations.. Panorama of code-based cryptosystems.. Choice of codes.. Implementation issues.. The Benefits of Reading Books,Most people read to read and the benefits of reading are surplus. But what are the benefits of reading. Keep reading to find out how reading will help you and may even add years to your life!.The Benefits of Reading Books,What are the benefits of reading you ask? Down below we have listed some of the most common benefits and ones that you will definitely enjoy along with the new adventures provided by the novel you choose to read.,Exercise the Brain by Reading .When you read, your brain gets a workout. You have to remember the various characters, settings, plots and retain that information throughout the book. Your brain is doing a lot of work and you don’t even realize it. Which makes it the perfect exercise! The Benefits of Reading Books,Most people read to read and the benefits of reading are surplus. But what are the benefits of reading. Keep reading to find out how reading will help you and may even add years to your life!.The Benefits of Reading Books,What are the benefits of reading you ask? Down below we have listed some of the most common benefits and ones that you will definitely enjoy along with the new adventures provided by the novel you choose to read.,Exercise the Brain by Reading .When you read, your brain gets a workout. You have to remember the various characters, settings, plots and retain that information throughout the book. Your brain is doing a lot of work and you don’t even realize it. Which makes it the perfect exercise! The Benefits of Reading Books,Most people read to read and the benefits of reading are surplus. But what are the benefits of reading. Keep reading to find out how reading will help you and may even add years to your life!.The Benefits of Reading Books,What are the benefits of reading you ask? Down below we have listed some of the most common benefits and ones that you will definitely enjoy along with the new adventures provided by the novel you choose to read.,Exercise the Brain by Reading .When you read, your brain gets a workout. You have to remember the various characters, settings, plots and retain that information throughout the book. Your brain is doing a lot of work and you don’t even realize it. Which makes it the perfect exercise! Chinese Zodiac Code Breaker. Stay safe.   . Whether you are a scientist researching a new medicine or an engineer solving climate change, safety always comes first. An adult must always be around and supervising when doing this activity. You are responsible for:. Ryan Peterson, PhD, CMA. University of Central Missouri. What . is ethics?. What is ethics? . moral principles that govern a person's behavior or the conducting of an . activity (what is acceptable).