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HTTPS 的 S #40

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ronghaoZHI opened this issue May 18, 2020 · 0 comments
Open

HTTPS 的 S #40

ronghaoZHI opened this issue May 18, 2020 · 0 comments

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@ronghaoZHI
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ronghaoZHI commented May 18, 2020

为什么会有https

  1. HTTP 是明文的
  2. 通信双方无法校验身份
  3. 传输数据易被劫持/篡改(中间人攻击

SSL / TSL

image

加密方案的演进

常用于对数据加密对方法:

image

  1. 对称加密方案
    image

  2. 非对称加密方案
    image

  3. 组合加密方案
    image

  4. 引入 CA 数字证书
    image

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