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branca

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branca is a secure alternative to JWT, This implementation is written in pure Go (no cgo dependencies) and implements the branca token specification.

Requirements

Go 1.13+

Install

go get -u github.com/hako/branca

Example

package main

import (
	"fmt"
	"github.com/hako/branca"
)

func main() {
	b := branca.NewBranca("supersecretkeyyoushouldnotcommit") // This key must be exactly 32 bytes long.
	
	// Encode String to Branca Token.
	token, err := b.EncodeToString("Hello world!")
	if err != nil {
		fmt.Println(err)
	}
				
    //b.SetTTL(3600) // Uncomment this to set an expiration (or ttl) of the token (in seconds).
    //token = "87y8daMzSkn7PA7JsvrTT0JUq1OhCjw9K8w2eyY99DKru9FrVKMfeXWW8yB42C7u0I6jNhOdL5ZqL" // This token will be not allowed if a ttl is set.
	
	// Decode Branca Token.
	message, err := b.DecodeToString(token)
	if err != nil {
		fmt.Println(err) // token is expired.
		return
	}
	fmt.Println(token) // 87y8da....
	fmt.Println(message) // Hello world!
}

Todo

Here are a few things that need to be done:

Contributing

Contributions are welcome! Fork this repo and add your changes and submit a PR.

If you would like to fix a bug, add a feature or provide feedback you can do so in the issues section.

You can run tests by runnning go test. Running go test; go vet; golint is recommended.

License

MIT