- Signing a JWS (JSON Web Signature) with a DID
- Verifying a JWS with a DID
package main
import (
"fmt"
"github.com/tbd54566975/web5-go/didjwk"
"github.com/tbd54566975/web5-go/jws"
)
func main() {
did, err := didjwk.Create()
if err != nil {
fmt.Printf("failed to create did: %v", err)
return
}
payload := map[string]interface{}{"hello": "world"}
compactJWS, err := jws.Sign(payload, did)
if err != nil {
fmt.Printf("failed to sign: %v", err)
return
}
fmt.Printf("compact JWS: %s", compactJWS)
}
returning a JWS with detached content can be done like so:
package main
import (
"fmt"
"github.com/tbd54566975/web5-go/didjwk"
"github.com/tbd54566975/web5-go/jws"
)
func main() {
did, err := didjwk.Create()
if err != nil {
fmt.Printf("failed to create did: %v", err)
return
}
payload := map[string]interface{}{"hello": "world"}
compactJWS, err := jws.Sign(payload, did, Detached(true))
if err != nil {
fmt.Printf("failed to sign: %v", err)
return
}
fmt.Printf("compact JWS: %s", compactJWS)
}
specifying a specific category of key associated with the provided did to sign with can be done like so:
package main
import (
"fmt"
"github.com/tbd54566975/web5-go/didjwk"
"github.com/tbd54566975/web5-go/jws"
)
func main() {
bearerDID, err := didjwk.Create()
if err != nil {
fmt.Printf("failed to create did: %v", err)
return
}
payload := map[string]interface{}{"hello": "world"}
compactJWS, err := jws.Sign(payload, did, Purpose("authentication"))
if err != nil {
fmt.Printf("failed to sign: %v", err)
}
fmt.Printf("compact JWS: %s", compactJWS)
}
package main
import (
"fmt"
"github.com/tbd54566975/web5-go/didjwk"
"github.com/tbd54566975/web5-go/jws"
)
func main() {
compactJWS := "SOME_JWS"
ok, err := jws.Verify(compactJWS)
if (err != nil) {
fmt.Printf("failed to verify JWS: %v", err)
}
if (!ok) {
fmt.Errorf("integrity check failed")
}
}
Note
an error is returned if something in the process of verification failed whereas !ok
means the signature is actually shot
jws
├── jws.go
└── jws_test.go
bc i wanted jws.Sign
and jws.Verify
hipster vibes