编码、摘要、加密的区别

编码、摘要、加密的区别

三种方式都是通过某种公开的算法将原始信息进行编码 /加密

  1. 编码:将数据转化成某种固定的格式的编码信息,方便不同系统间的传输,通过解码编码信息可以得到原始信息
  2. 摘要(哈希):验证信息的完整性,不能通过哈希值还原原始信息
  3. 加密:加密传输信息,保证信息的安全性,通过密钥和密文可以还原原始信息

 

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