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PASETO

This go library exposed as zntr.io/paseto provides :

This is used in my OIDC framework SolID.

I removed the JSON part encoding requirement to allow PASETO to be used as a generic data container. You can still use JSON, but also more bytes oriented serialization for message, footer and implicit-assertion.

What is PASETO?

From https://github.com/paragonie/paseto :

PASETO: Platform-Agnostic Security Tokens Paseto is everything you love about JOSE (JWT, JWE, JWS) without any of the many design deficits that plague the JOSE standards.

How to use the library?

import (
  pasetov4 "zntr.io/paseto/v4"
)

func main () {
	// Generate an encryption key.
	localKey, err := pasetov4.GenerateLocalKey(rand.Reader)
	if err != nil {
		panic(err)
	}

	// Prepare the message
	m := []byte("my super secret message")

	// Encrypt the token
	token, err := pasetov4.Encrypt(rand.Reader, localKey, m, nil, nil)
	if err != nil {
		panic(err)
	}
}

More examples - here

Benchmarks

Go version 1.19.5 / Mac M1

V3

❯ go test -bench=. -test.benchtime=1s
goos: darwin
goarch: arm64
pkg: zntr.io/paseto/v3
Benchmark_Paseto_Encrypt-10    	   74833	     14775 ns/op	    8274 B/op	      59 allocs/op
Benchmark_Paseto_Decrypt-10    	   84738	     14189 ns/op	    8050 B/op	      59 allocs/op
Benchmark_Paseto_Sign-10       	    7467	    157376 ns/op	    9059 B/op	      86 allocs/op
Benchmark_Paseto_Verify-10     	    1980	    604653 ns/op	    3754 B/op	      52 allocs/op
PASS
ok  	zntr.io/paseto/v3	5.373s

V4

❯ go test -bench=. -test.benchtime=1s
goos: darwin
goarch: arm64
pkg: zntr.io/paseto/v4
Benchmark_Paseto_Encrypt-10    	  461580	      2580 ns/op	    2288 B/op	      12 allocs/op
Benchmark_Paseto_Decrypt-10    	  554426	      2139 ns/op	    2064 B/op	      12 allocs/op
Benchmark_Paseto_Sign-10       	   47422	     24875 ns/op	     928 B/op	       4 allocs/op
Benchmark_Paseto_Verify-10     	   22990	     52357 ns/op	     704 B/op	       4 allocs/op
PASS
ok  	zntr.io/paseto/v4	6.660s

License

All artifacts and source code are released under Apache 2.0 Software License.

Reference(s)