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여러분은 은행이나 카드사 같은 중개자 없이 직접 다른 사람에게 돈을 보낼 수 있다면 어떨까요? 마치 디지털 세계에서 현금을 직접 건네주는 것처럼 말이죠. 바로 이것이 비트코인의 핵심 아이디어입니다.비트코인을 우리 일상의 지갑과 비교해 보세요.일반 지갑에는 실물 화폐가 들어있지만, 비트코인 지갑에는 디지털 키가 보관됩니다.은행이 거래 기록을 중앙 서버에 보관하는 반면, 비트코인은 모든 참여자가 공유하는 '블록체인'이라는 공개 장부에 기록합니다.중요한 것은 이 모든 과정이 제3자의 개입 없이 이루어진다는 점입니다.왜 필요한가?비트코인이 등장하게 된 배경과 해결하고자 했던 문제들을 살펴보겠습니다:중앙화된 금융 시스템의 취약성: 2008년 금융 위기는 중앙 기관에 과도하게 의존하는 시스템의 위험성을 드러냈습니다..

Bitcoin is a digital currency that operates on a decentralized network, using blockchain technology to enable secure and transparent transactions without the need for a central authority.The Big PictureImagine a digital version of gold. Just like gold, Bitcoin can be used as a store of value and a means of exchange. However, unlike gold, Bitcoin exists entirely online and is built on a technolog..

Blockchain technology is a decentralized digital ledger that records transactions across many computers in a way that the registered transactions cannot be altered retroactively.The Big PictureImagine a notebook that multiple people can write in simultaneously, but no one can erase or alter anything that's already been written. Each page of this notebook is a "block," and the entire notebook is ..

Smart contracts are self-executing contracts with the terms of the agreement directly written into lines of code, making transactions automatic and trustless.The Big PictureImagine a vending machine. You put in a dollar, press a button, and out comes a soda. There’s no need for a cashier or an intermediary to facilitate the transaction; it happens automatically based on predefined rules. A smart..

The foundation for smart contracts is blockchain technology, which provides the secure, decentralized, and immutable environment necessary for these self-executing contracts.The Big PictureThink of blockchain as a digital ledger, like a book where every transaction is recorded permanently and can't be altered. Just as a strong foundation is crucial for a building's stability, blockchain is essen..