JWT的状态保持

Jwt的组成：json web token

1.Header(头部)：json

 

 

 

2.Payload(载荷)

存放有效信息，user_id 用户名

 

 

 

3.（签证）signatrue: TJVA95OrM7E2cBab30RMHrHDcEfxjoYZgeFONFh7HgQ

 

    保证安全的签名

    var signature = HMACSHA256(encodedString, 'secret');

   

'eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJ1c2VyX2lkIjozLCJ1c2VybmFtZSI6Inp4YzIyMiIsImV4cCI6MTUzMjEzOTU3OCwiZW1haWwiOiIifQ._2a4Tr1fVHbo47zH0666mUvRU0btnoeYfc8SPVeTpV

`

 

转载于:https://www.cnblogs.com/jinyanjun/p/10009384.html