{"product_id":"154485","title":"What is blockchain? ","description":"\u003ccenter\u003e\u003cdiv style=\"text-align:center\"\u003e\u003cimg src=\"https:\/\/tmgdisk01.cafe24.com\/images\/vs\/4172\/sv\/3jYDPGD9xq5pXohKMlLMAZCRfvVYyN.png?v=1765080331\" style=\"max-width:100%;max-height:10px\"\u003e\u003c\/div\u003e\u003c\/center\u003e\n\u003ccenter\u003e\u003ctable\u003e\u003ctr\u003e\u003ctd style=\"height:10px\"\u003e\u003c\/td\u003e\u003c\/tr\u003e\u003c\/table\u003e\u003c\/center\u003e\n\u003ccenter\u003e\u003ctable\u003e\u003ctr\u003e\u003ctd style=\"height:10px\"\u003e\u003c\/td\u003e\u003c\/tr\u003e\u003c\/table\u003e\u003c\/center\u003e\n\u003ccenter\u003e\n\n\u003cdiv style=\"width:95%\"\u003e\n\n\u003cdiv style=\"text-align:center;font-size:30px;font-weight:bolder;line-height:1.6em\"\u003e What is blockchain? \u003c\/div\u003e\n\n\u003ccenter\u003e\u003ctable\u003e\u003ctr\u003e\u003ctd style=\"height:10px\"\u003e\u003c\/td\u003e\u003c\/tr\u003e\u003c\/table\u003e\u003c\/center\u003e\n\n\u003ccenter\u003e\u003ctable\u003e\u003ctr\u003e\u003ctd style=\"height:10px\"\u003e\u003c\/td\u003e\u003c\/tr\u003e\u003c\/table\u003e\u003c\/center\u003e\n\n\u003ccenter\u003e\u003ctable\u003e\u003ctr\u003e\u003ctd style=\"height:10px\"\u003e\u003c\/td\u003e\u003c\/tr\u003e\u003c\/table\u003e\u003c\/center\u003e\n\n\u003ccenter\u003e\u003ctable\u003e\u003ctr\u003e\u003ctd style=\"height:10px\"\u003e\u003c\/td\u003e\u003c\/tr\u003e\u003c\/table\u003e\u003c\/center\u003e\n\n\u003cdiv style=\"border-bottom:1px;border-bottom-style:dotted;border-color:;padding-bottom:20px\"\u003e\u003ccenter\u003e\u003ctable align=\"center\" width=\"100%\"\u003e\u003ctbody style=\"border:0px\"\u003e\n\n\u003ctr\u003e\u003ctd align=\"center\" style=\"line-height:1.2em;text-align:center;font-size:18px;color:black;font-weight:bold;padding-bottom:20px;\"\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\n\u003ctr\u003e\u003ctd style=\"text-align:center\"\u003e\u003cimg src=\"https:\/\/image.yes24.com\/goods\/58551591\/XL\" style=\"max-width:100%;height:auto\"\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\n\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/center\u003e\u003c\/div\u003e\n\n\u003ccenter\u003e\u003ctable\u003e\u003ctr\u003e\u003ctd style=\"height:10px\"\u003e\u003c\/td\u003e\u003c\/tr\u003e\u003c\/table\u003e\u003c\/center\u003e\n\n\u003ccenter\u003e\u003ctable\u003e\u003ctr\u003e\u003ctd style=\"height:10px\"\u003e\u003c\/td\u003e\u003c\/tr\u003e\u003c\/table\u003e\u003c\/center\u003e\n\n\u003cdiv style=\"width:95%;{split_style6}padding-top:20px;padding-bottom:20px\"\u003e\n\n\u003cdiv style=\"text-align:left;font-size:16px;font-weight:bold;padding-bottom:20px\"\u003e Description \u003c\/div\u003e\n\n\u003cdiv style=\"text-align:left;word-break:break-all;font-size:14px;line-height:1.6em;\"\u003e\n\n\u003cdiv\u003e\u003ch5\u003e \u003cb\u003eBook Introduction\u003c\/b\u003e\n\u003c\/h5\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\u003cdiv\u003e \u003cb\u003e#1 Bestseller in the Amazon Network Category!\u003cbr\u003e The world's most sought-after blockchain introductory book finally arrives in Korea!\u003cbr\u003e \"What on earth is blockchain?\" The refreshing answers are all in this book.\u003cbr\u003e\u003cbr\u003e\u003c\/b\u003e\u003cbr\u003e This book doesn't get swayed by hype or focus on Bitcoin.\u003cbr\u003e From a neutral standpoint, I will calmly explain each principle one by one.\u003cbr\u003e What is blockchain, why is it needed, and how does it work?\u003cbr\u003e By following these 25 steps, even people with no prior knowledge will be able to easily understand blockchain.\u003cbr\u003e Because it explains it in a way that even liberal arts students can understand without a single line of mathematical formula or code.\u003cbr\u003e Many Amazon readers have already praised the explanation using metaphors.\u003cbr\u003e \u003cbr\u003eBlockchain is a concept that the next generation must understand. This book covers everything from the broad concepts to the detailed operating principles, opening the door to the future.\u003cbr\u003e\u003cbr\u003e\n\u003c\/div\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cul\u003e\u003cli\u003e You can preview some of the book's contents.\u003cbr\u003e \u003cspan\u003ePreview\u003c\/span\u003e\n\n\u003c\/li\u003e\u003c\/ul\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cbr\u003e\u003cdiv\u003e\u003ch5\u003e \u003cb\u003eindex\u003c\/b\u003e\n\u003c\/h5\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e First yard\u003cbr\u003e Key Unchanging Concepts in Software Engineering\u003cbr\u003e\u003cbr\u003e Step 1 - Equip your eyes to see the system\u003cbr\u003e Analyzing the system by separating it into layers and aspects\u003cbr\u003e\u003cbr\u003e Step 2 - See the Big Picture\u003cbr\u003e What is software architecture and how does it relate to blockchain?\u003cbr\u003e\u003cbr\u003e Step 3 - The Enormous Potential of P2P Systems\u003cbr\u003e How will P2P systems change the world?\u003cbr\u003e\u003cbr\u003e Second yard\u003cbr\u003e Why do we need blockchain?\u003cbr\u003e\u003cbr\u003e Step 4 - The Mission for Blockchain\u003cbr\u003e Create a group of independent computers\u003cbr\u003e\u003cbr\u003e Step 5 - So what is blockchain?\u003cbr\u003e Four Ways to Define Blockchain\u003cbr\u003e\u003cbr\u003e Step 6 - Understanding the Nature of Ownership  \u003cbr\u003eHow do I prove that what I have is mine?\u003cbr\u003e\u003cbr\u003e Step 7: Dual Spending: Blockchain Solves It\u003cbr\u003e Preventing crimes that exploit vulnerabilities in P2P systems\u003cbr\u003e\u003cbr\u003e Third yard\u003cbr\u003e How does blockchain work?\u003cbr\u003e\u003cbr\u003e Step 8 - Drawing the Blockchain Blueprint\u003cbr\u003e A blueprint for managing ownership with blockchain\u003cbr\u003e\u003cbr\u003e Step 9 - It all starts with ownership records.\u003cbr\u003e Find out current ownership status through history\u003cbr\u003e\u003cbr\u003e Step 10 - Hashing the Data\u003cbr\u003e Identifying data by making it like a fingerprint\u003cbr\u003e\u003cbr\u003e Step 11 - Where and how will the hash value be used?\u003cbr\u003e Five Stories of Comparing Data and Creating Calculation Puzzles\u003cbr\u003e\u003cbr\u003e Step 12 - Introducing Encryption Techniques\u003cbr\u003e How to identify and protect user accounts\u003cbr\u003e\u003cbr\u003e Step 13 - Nodes, do you approve the transaction?\u003cbr\u003e Create a digital signature and use it for verification\u003cbr\u003e\u003cbr\u003e Step 14 - Let's create a blockchain data structure.\u003cbr\u003e Building and maintaining complete transaction data\u003cbr\u003e \u003cbr\u003eStep 15 - How to Change a Well-Knitted Blockchain?\u003cbr\u003e Adding and changing new transactions\u003cbr\u003e\u003cbr\u003e Step 16 - How Blockchain Protects Data\u003cbr\u003e Make it so that the cost of operation is high that it causes people to give up\u003cbr\u003e\u003cbr\u003e Step 17 - How Computers Distribute Information\u003cbr\u003e Did you hear the news? We got a new peer!\u003cbr\u003e\u003cbr\u003e Step 18: A Society of Unlimited Competition in Blockchain\u003cbr\u003e Verifying and adding new transactions using carrots and sticks\u003cbr\u003e\u003cbr\u003e Step 19 - Computers must also play the line well to survive.\u003cbr\u003e How nodes consistently choose at forks in the road\u003cbr\u003e\u003cbr\u003e Step 20 - Well done.\u003cbr\u003e The reward is Bitcoin\u003cbr\u003e Terms of payment method for compensation\u003cbr\u003e\u003cbr\u003e Step 21 - Completing the Blockchain Puzzle\u003cbr\u003e Summary of what we learned in the previous steps\u003cbr\u003e\u003cbr\u003e Fourth yard\u003cbr\u003e What are the limitations of blockchain and how can we overcome them?\u003cbr\u003e\u003cbr\u003e Step 22 - Look Calmly at Your Limits\u003cbr\u003e Technical and non-technical limitations of blockchain\u003cbr\u003e\u003cbr\u003e Step 23 - Blockchain Reborn  \u003cbr\u003eFour variations emerge to overcome limitations.\u003cbr\u003e\u003cbr\u003e Fifth yard\u003cbr\u003e Blockchain Today and Tomorrow\u003cbr\u003e\u003cbr\u003e Step 24 - Should we try blockchain too?\u003cbr\u003e Identify promising applications and verify their feasibility.\u003cbr\u003e\u003cbr\u003e Step 25 - Envisioning the Future of Blockchain\u003cbr\u003e Blockchain's evolution, achievements, and potential weaknesses\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cbr\u003e\u003cdiv\u003e\u003ch5\u003e \u003cb\u003eDetailed image\u003c\/b\u003e \u003c\/h5\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cdiv\u003e\u003cimg src=\"https:\/\/image.yes24.com\/momo\/TopCate1782\/MidCate003\/178122143.jpg\" border=\"0\" alt=\"Detailed Image 1\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cbr\u003e\u003cdiv\u003e\u003ch5\u003e \u003cb\u003ePublisher's Review\u003c\/b\u003e\n\u003c\/h5\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e ▷ Features of this book\u003cbr\u003e - No prior knowledge of computer science, mathematics, programming, etc. is required.\u003cbr\u003e - There are no mathematical formulas, mathematical notations, or programming codes whatsoever.\u003cbr\u003e - It did not focus on specific applications such as Bitcoin, and explained from a neutral standpoint.\u003cbr\u003e - Concepts were explained through everyday stories using metaphors and analogies.\u003cbr\u003e - It explains the concept and working principles of blockchain and how it will evolve over 25 steps.\u003cbr\u003e\u003cbr\u003e ▷ Target audience for this book\u003cbr\u003e - People who ask, 'What on earth is blockchain?'\u003cbr\u003e - General public who want to understand blockchain-related discussions \u003cbr\u003e- Government administrative officials who must prepare blockchain-related laws\u003cbr\u003e - Developers who want to develop applications based on blockchain operating principles\u003cbr\u003e - Entrepreneurs who need to understand blockchain-based businesses\u003cbr\u003e - People in the financial and insurance sectors who worry that their jobs will disappear because of blockchain.\u003cbr\u003e\u003cbr\u003e Now that Bitcoin has taken over, it's time to look at the true nature of blockchain.\u003cbr\u003e Blockchain, Bitcoin, Cryptocurrency.\u003cbr\u003e What is it that makes people so excited?\u003cbr\u003e To put it simply, blockchain is a 'concept' implemented through a cryptocurrency called Bitcoin.\u003cbr\u003e While the Bitcoin speculation phenomenon has made blockchain known to people as the \"underlying technology of cryptocurrency,\" it actually has the potential to transform not only financial transactions but also everyday life.\u003cbr\u003e Just as the Internet has completely changed our lives.\u003cbr\u003e\u003cbr\u003e *Teaching the 'Basics of Blockchain' in 25 steps from a neutral perspective. \u003cbr\u003eSome people are trying to deceive people by saying that 'blockchain will make you a lot of money'.\u003cbr\u003e But what we really need to know is the 'basic principles of blockchain'.\u003cbr\u003e Without this foundation, it's like building a castle on sand.\u003cbr\u003e\u003cbr\u003e This book calmly explains the fundamental principles of blockchain without exaggeration or speculation.\u003cbr\u003e We are neither obsessed with Bitcoin nor focused on specific technical details.\u003cbr\u003e It covers the 'basics of blockchain that the next generation needs to know', no more, no less.\u003cbr\u003e The fundamental principles of blockchain that will not be shaken even if Bitcoin and Ethereum disappear.\u003cbr\u003e In the future, only those who understand this principle will be able to understand how future society operates.\u003cbr\u003e\u003cbr\u003e *Understand operating principles through everyday stories even if you don't know math or coding.\u003cbr\u003e Blockchain started with a nine-page paper by Satoshi Nakamoto.\u003cbr\u003e Although the amount is not large, the barrier to understanding this paper is high due to prior knowledge. \u003cbr\u003eHowever, anyone who reads this book can fully understand this thesis.\u003cbr\u003e The reason this book makes it possible for even the average person to understand the workings of blockchain is because it explains it using everyday stories instead of complex and difficult words.\u003cbr\u003e He explains software engineering with the question, \"Have you ever bought a car?\" and explains the underlying technology of blockchain with mailboxes and knitting.\u003cbr\u003e At first, you might wonder, \"What does this have to do with blockchain?\" But after a while, you'll slap your knee and say, \"This is a perfect analogy.\"\u003cbr\u003e As you can see from the Amazon reader reviews, many people have already praised the unforgettable metaphor.\u003cbr\u003e I hope you too will experience the incredible experience of understanding blockchain without any knowledge of mathematics, coding, or cryptography. \u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003ccenter\u003e\u003ctable\u003e\u003ctr\u003e\u003ctd style=\"height:10px\"\u003e\u003c\/td\u003e\u003c\/tr\u003e\u003c\/table\u003e\u003c\/center\u003e\n\n\u003ccenter\u003e\u003ctable\u003e\u003ctr\u003e\u003ctd style=\"height:10px\"\u003e\u003c\/td\u003e\u003c\/tr\u003e\u003c\/table\u003e\u003c\/center\u003e\n\n\u003cdiv style=\"width:95%;padding-top:20px;padding-bottom:20px\"\u003e\n\n\u003cdiv style=\"text-align:left;font-size:16px;font-weight:bold;padding-bottom:20px\"\u003e GOODS SPECIFICS \u003c\/div\u003e\n\n\u003cdiv style=\"text-align:left;font-size:14px;line-height:1.6em;\"\u003e\n\n\u003cdiv style=\"width:100%;margin-bottom:5px;line-height:1.6em;font-size:14px\"\u003e - \u003cstrong\u003eDate of publication:\u003c\/strong\u003e February 19, 2018\u003c\/div\u003e\n\n \u003cdiv style=\"width:100%;margin-bottom:5px;line-height:1.6em;font-size:14px\"\u003e- \u003cstrong\u003ePage count, weight, size:\u003c\/strong\u003e 316 pages | 446g | 152*210*30mm\u003c\/div\u003e\n\n\u003cdiv style=\"width:100%;margin-bottom:5px;line-height:1.6em;font-size:14px\"\u003e - \u003cstrong\u003eISBN13:\u003c\/strong\u003e 9791188612925 \u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003ccenter\u003e\n\n\u003ccenter\u003e\u003ctable\u003e\u003ctr\u003e\u003ctd style=\"height:10px\"\u003e\u003c\/td\u003e\u003c\/tr\u003e\u003c\/table\u003e\u003c\/center\u003e\n\n\u003ccenter\u003e\u003ctable\u003e\u003ctr\u003e\u003ctd style=\"height:10px\"\u003e\u003c\/td\u003e\u003c\/tr\u003e\u003c\/table\u003e\u003c\/center\u003e\n\n\u003cspan\u003e\u003c\/span\u003e\n\n\u003c\/center\u003e\n\n\n\u003c\/center\u003e","brand":"LIBRAIRIE COREENNE","offers":[{"title":"Default Title","offer_id":43893429993514,"sku":"154485","price":23.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0683\/2750\/5962\/files\/a1ab6834651ae53ceb07d0052d9592b1.jpg?v=1765401677","url":"https:\/\/librairie.coreenne.fr\/en\/products\/154485","provider":"LIBRAIRIE COREENNE","version":"1.0","type":"link"}