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大神对以太坊权限这块可以这么做啊,必须在区块链上层搭建一个系统么 #38

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xuehanxin opened this issue Jan 8, 2018 · 4 comments

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@xuehanxin
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@ghost
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ghost commented Jan 8, 2018

什么权限,请具体点

@sun666a
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sun666a commented Jan 10, 2018

比如我交易的时候需要账号密码

@hezhihua81
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不是很理解你的问题。我试着回答下:
公链一般都不提供权限系统,自己需要在区块链外额外提供系统,比如判断某个地址是什么角色。
联盟链或者私链的系统一般会在区块链核心之外,同时提供了其他系统模块,比如权限模块等。

@ethangao
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不是传统的账号密码体系。区块链直接看msg.sender。
传统验证需要密码是因为账号是公开的,任何人都可以冒充。但区块链从技术上保证了账号不能冒充(公钥私钥)。

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