# Bitcoin

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Blockchain과 Bitcoin은 무엇인가

Blockchain과 Bitcoin

2020년 11월 14일
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fundamental of blockchain

Back in 1999, the file-sharing network Napster made it easy to share audio files (usually containing music) on a hybrid peer-to-peer network (“hybrid”

2020년 11월 9일
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In distributed systems, what is a simple explanation of the Paxos algorithm?

PAXOSFirst consensus algorithm proposed by L.Lamport in 1989Objective: choosing a single value under crash or network faultSystem processMaking a prop

2020년 11월 6일
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MERKLE TREES

Also known as hash treeEvery leaf node is labeled with the hash of a data blockEvery non-leaf node is labeled with the cryptographic hash of the label

2020년 10월 19일
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INTRODUCTION OF BLOCKCHAIN

Blockchain is a decentralized computation and information sharing platform that enables multiple authoritative domains, who do not trust each other to

2020년 10월 18일
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BLOCKCHAIN ARCHITECTURE

Immutable: no party will be able to change the contract once it is fixed and written to the public ledger(the blockchain)Distributed: all the steps of

2020년 10월 16일
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BITCOIN MINING

Join the network and listen for transactions – validate the proposedListen for new blocks – validate and re-broadcast a new block when it is proposedC

2020년 10월 15일
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BITCOIN BASICS-CREATION OF COINS

Controlled supply: must be limited for the currency to have value-any maliciously generated currency needs to be rejected by the networkBitcoins are g

2020년 10월 11일
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what is the Hyper ledger fabric

A permissioned blockchain framework that provides an enterprise-grade foundation for transactional applicationsA shared ledger that supports smart con

2020년 10월 10일
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BITCOIN ANONYMITY

Bitcoin is permission-less, you do not need to set up an “account”, or required any e-mail address, user name, or password to login to the walletThe p

2020년 10월 9일
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SOLVING THE DOUBLE SPENDING PROBLEM

The attack: successful use of the same fund twice A transaction is generated with BTC 10 to both Bob and Carol at the same timeThe solution:The transa

2020년 10월 8일
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THE CONSENSUS IN BITCOIN

An economic measure to deter service abuses by requiring some work from the service requester(usually processing time by a computer)The idea came from

2020년 10월 4일
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DISTRIBUTED CONSENSUS

this concept of consensus is an interesting topic in a decentralized or distributed network. So, consensus means it is a procedure to reach a common

2020년 10월 2일
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BITCOIN BASIC III

The transaction in a bitcoin network happens in this particular way. So, after Alice joins the bitcoin network after that joining by opening her app

2020년 9월 30일
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bitcoin basics-2

In the last discussion, we have looked into a little detail about the bitcoin basic-2 transactions and how we make a transaction of certain bitcoin fr

2020년 9월 29일
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BITCOIN BASIC

“A decentralized digital currency enables instant payments to anyone, anywhere in the world”No central authority uses peer-to-peer technologyTwo broad

2020년 9월 27일
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State And Vaults, Ledger, Contract In R3 Corda Explanation

states and Vaults in the R3 Corda storage aspect, each node in the network maintains a vault and it is really a database that tracks all the data that

2020년 9월 15일
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Corda brief over view

Corda is really a permission blockchain network or I should not really say it is a Blockchain because I should call it a distributed ledger but there

2020년 9월 12일
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Hexlant Full History API 솔직 담백 개발 노트

Hexlant Full History API 솔직 담백 개발 노트

2020년 6월 19일
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