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[lastpost] => 2796271 比特币价格在 9 万美元至 9.4 万美元之间波动——一场大行情即将到来（转） 1768281881 whywhy
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加密货币的原理基于密码学和分布式记账技术，让我们一步步来了解一下。
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首先，加密货币使用了密码学中的加密算法来确保交易的安全性和匿名性。每个参与到加密货币网络中的用户都有一对加密密钥，包括公钥和私钥。公钥可以公开，用于接收加密货币，而私钥必须保密，用于签署交易。9 {( v+ Q) X$ s: f
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其次，加密货币使用了分布式账本技术，称为区块链。区块链是一个由区块组成的链式结构，每个区块包含了多笔交易的信息。每当有新的交易发生时，这些交易将被打包成一个新的区块，并被添加到区块链的末端。
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6 g5 \3 ^' y6 W9 a接下来，区块链通过共识机制来保证分布式网络中的交易的一致性。最常见的共识机制是工作量证明（Proof of Work）和权益证明（Proof of Stake）。工作量证明要求网络中的节点通过解决一道数学难题来验证交易，从而获得记账权。而权益证明则根据节点持有的加密货币数量来分配记账权。无论是哪种机制，他们都确保了网络中只能由合法的节点来添加新的区块。
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8 t* t o7 J: v1 b, `8 m- b最后，加密货币的交易流程是如下所示：
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$ @+ B( E. C5 X. V. ^4 a& I( k1. 用户使用自己的私钥将交易签名，并将想要转移的加密货币数量发送到目标地址（公钥）。8 a5 a p; P: @- O v1 d
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2. 网络中的节点收到交易后，对交易进行验证，验证交易的签名和账户余额是否符合规则。- T; F# A5 ]7 S/ g' [8 q, ?+ m; j+ B
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3. 一旦交易通过验证，节点将交易打包成一个区块，添加到区块链的末尾。
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4. 交易被广播到整个网络，其他节点也会验证和记录这笔交易。
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5. 在一定的时间内，其他节点会对这笔交易进行确认，并将其纳入自己的区块链版本中。
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4 S6 y/ p: H' Z: O0 E+ S9 w6. 一旦交易被确认，并且被足够多的节点记录在区块链上，交易就被认为是不可逆转的。
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这就是加密货币的基本原理。通过密码学的加密算法和分布式账本技术，加密货币实现了去中心化、安全和匿名的交易，为现代金融领域带来了一种全新的方式。
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关键是它需要在全世界被所有国家认可，并有统一标准和可以流通性吧 |
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