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[1603] => 虚拟币交流
[1753] => 数字钱包
[1754] => 虚拟币存提
[1755] => 交易所
[1655] => 虚拟币资讯
[1756] => 银行卡
[1757] => 第三方支付
[1760] => 币圈大佬
[1758] => 科技前沿
[1759] => 天策嗨聊
[1661] => 入驻合作
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当前离线
经验:
天策币:
活跃币:
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总在线: 34 小时
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以太坊(Ethereum)和
! d; l* m1 j9 A, z% g3 }& {Hyperledger Fabric(简称 Fabric)
; |8 H4 [7 n% K* \ N, p J1. 定位和目标
0 }4 L. |2 m- F* ?; @8 F以太坊$ W4 `4 l5 B. Y" a) E8 U
公有链(Public Blockchain),去中心化、无需许可(permissionless)。, }! h& m9 K5 A0 `
目标:支持任何人部署和运行; N1 b$ t p4 Y" b, e9 \
智能合约(Smart Contracts)$ p, ?) u9 H/ Q% N+ o2 ^
和
3 w( k3 c9 t) s" R- F6 u去中心化应用(DApps)
8 U0 W( r. A; C% r# o% e。
" e! A$ d+ ^. {! \9 {3 R" N& X典型应用:DeFi、NFT、DAO、代币发行等。
i# o2 G- |8 m& W' tFabric
) p; J9 \& @* v联盟链(Consortium Blockchain),属于许可制(permissioned)。
0 c. `. n5 }" @- ^+ @- N+ [目标:为企业/组织提供一个可控、可扩展、可定制的分布式账本系统。+ t; v8 M1 N9 m( I( {
典型应用:供应链金融、医疗数据共享、跨机构结算、ZF数据管理等。8 `7 V5 {; {2 D7 P' b2 F
2. 共识机制
7 J6 E; I! t; V9 d* J( v0 [以太坊
3 r# A8 D" `0 a u5 Z! @( m" _ L$ e早期:PoW(工作量证明),后来升级到% N9 I% q- Z' R- O8 p: D3 M/ o, U
PoS(权益证明)
: W0 V+ [3 t$ o5 r7 p3 t。' |/ X2 D( N1 F- }* U9 E' d
区块由验证者/矿工竞争产生,任何人都可参与。5 e3 S3 w5 W7 ]6 M
Fabric2 I0 u* A8 U6 u" V q; {
不固定共识算法,可以选择 Raft、Kafka(已废弃)、BFT 等。
4 ^. ]5 `) l: d K, Q0 e1 D共识由组织预先定义的节点参与,不是开放竞争。$ H: v, b1 [8 F4 |3 G# L# N
3. 智能合约! v# O" T/ T# C( D0 Y; D. `2 b
以太坊
( q* {) y: L7 d2 H: c智能合约称为
* g9 W' m& O) U* v8 d. hEVM 合约
1 h. y% f t# ]' v6 T7 y7 h,运行在以太坊虚拟机上。
* s: c3 r6 s4 d/ E8 |) V) ?, M- H常用语言:Solidity、Vyper。
/ T9 r" `% n, Z. C- P- X0 ^4 L部署后不可随意修改。
, V8 E6 I7 F, {- F: |8 ^Fabric$ M+ a, ?9 Q% ~$ z7 @+ [, U. ~
智能合约称为7 f5 D* n2 x5 j0 l$ T, p9 V |0 z
Chaincode
3 D8 @- a3 Q6 t6 b' Z(链码)。$ Y8 l7 \# C: G. i+ _4 ~
常用语言:Go、Java、。
9 Y3 w2 W+ q1 x可以升级链码,支持更灵活的治理方式。
. I" N2 J/ c \4. 网络参与者和权限6 z {0 f6 L. [9 P5 O# w! @( N/ w
以太坊$ k: x) s7 P/ U/ ?- D$ |
完全开放,任何人都可以:运行节点、部署合约、发送交易。
0 \ i5 k& d$ U {账户由公私钥对控制,无需身份认证。
, D- X! D! K8 f5 j0 ^, p3 gFabric- f7 q" y M0 O% o* {
需要加入联盟,身份通过
9 F: _ T6 ? ], C: G3 YMSP(Membership Service Provider)
0 ]5 U2 _: \) U! W; S8 T- m8 U管理。 E/ f C& K; C9 n" w
不同角色:Orderer、Peer、Client,各司其职。
9 k: |: [- z7 H严格的访问控制(ACL、背书策略)。
" L! \+ T8 C5 r: k: s9 x' n5. 数据存储和隐私
% `' H! k5 t' ~! x以太坊
* H8 U" y- w! v7 E& W3 ~) C所有交易、合约数据对所有节点透明、可见。
- f, b4 w0 t6 L* P: u6 ~7 }. X隐私保护弱,需额外的 Layer 2 或零知识证明技术。
$ p. S% I6 j6 H! S7 A% PFabric1 z+ Q/ L" u3 f
提供) |. d$ A: w6 R- B
通道(Channel)
5 \2 _. I" E6 x3 c1 J机制,不同子网络可独立保存账本,保证数据隔离。
- e/ o- [( Y2 }7 w3 ?还支持3 {8 ~0 G4 x7 G7 H U9 c
私有数据集合(Private Data Collections)- g, u1 q" X$ r- `( D. J- K$ G3 Q
,只在授权节点之间共享。
* u/ s3 V7 p, T+ x8 `0 a6. 性能与吞吐量: u4 g2 }0 J8 |" |/ Z: Z
以太坊8 e3 t$ z/ T; e! q
TPS(交易每秒):PoS 下大约9 C i9 F8 j F+ [: h/ ^" A# ]
几十到几百! g: x7 C( O# s7 q7 |
(具体依赖网络和 Layer 2)。! u& K9 }3 |% e7 y* e* {) R
区块确认需要时间,手续费(Gas)浮动较大。
+ K3 p* r8 V6 `; R8 I, O0 FFabric3 i! ^) `2 S x
TPS 可达
5 w* W! w ]( J: B上千甚至上万
' X8 @+ ]2 z8 ~0 n2 j- l3 Z! D; s(取决于部署方式)。
8 J2 O, g3 J! z) W* S) B* R没有 Gas 概念,交易成本更低,但依赖联盟治理。) ^! j6 [9 w/ T" g3 Z% B& P
7. 关系
$ q6 K$ Z% S6 w. l/ c2 S以太坊和 Fabric 没有直接的技术继承关系。3 X i: K- m7 w4 C. m* k1 X) }4 r
以太坊! @: X4 i/ l4 u; i) Z- A, @
→ 适合
- ~ ~: C m% q, R# V6 ^开放的公有场景! D# b" ^8 e- x9 _$ w4 o# Z
(去中心化应用、数字资产)。8 \6 n9 S6 { D0 _! M! J
Fabric
5 q5 a( x; }* R4 v→ 适合
2 q5 f* v$ a, b5 g+ r: X企业/机构的联盟场景
% I" ?- @' j5 N(可控、合规、隐私保护)。3 o- z6 a6 p8 k! c5 z& B9 M
在实际应用中,很多企业会用 Fabric 搭建内部/联盟系统,同时用以太坊做跨链或资产发行。, ~+ E4 G1 t9 M3 \
✅
1 V4 d J- I H6 G) F7 \" a* a0 ?一句话总结6 j/ {9 w( ^: @6 A/ z2 N0 I6 p8 S
:! ^" M/ t) V' H* n. A
以太坊是# d; l. T' P" o2 q
去中心化的全球计算平台8 N+ S, P. C, D3 U
,任何人都能用;
9 p! I' f# {) F* JFabric 是) u8 B' B8 a6 ]8 ~; @
企业级的联盟链框架
1 Y8 ]0 O0 b$ w* I# K,主要面向组织之间的合作。( D/ m# K. [% a2 W! f# B2 A
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当前离线
经验:
天策币:
活跃币:
策小分:
总在线: 34 小时
本月在线: 22 小时
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当前离线
经验:
天策币:
活跃币:
策小分:
总在线: 13382 小时
本月在线: 80 小时
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