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+++ title = "JWT Recipe" description = "JWT recipe for Echo" [menu.main] name = "JWT" identifier = "cookbook-jwt" parent = "cookbook" +++

  • JWT authentication using HS256 algorithm.
  • JWT is retrieved from Authorization request header.

Server using Map claims

server.go

{{< embed "jwt/map-claims/server.go" >}}

Server using custom claims

server.go

{{< embed "jwt/custom-claims/server.go" >}}

Server using a user-defined KeyFunc

server.go

{{< embed "jwt/user-defined-keyfunc/server.go" >}}

Client

curl

Login

Login using username and password to retrieve a token.

curl -X POST -d 'username=jon' -d 'password=shhh!' localhost:1323/login

Response

{
  "token": "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJleHAiOjE0NjE5NTcxMzZ9.RB3arc4-OyzASAaUhC2W3ReWaXAt_z2Fd3BN4aWTgEY"
}

Request

Request a restricted resource using the token in Authorization request header.

curl localhost:1323/restricted -H "Authorization: Bearer eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJleHAiOjE0NjE5NTcxMzZ9.RB3arc4-OyzASAaUhC2W3ReWaXAt_z2Fd3BN4aWTgEY"

Response

Welcome Jon Snow!

[Source Code]({{< source "jwt" >}})