type InsecureSuperuser struct{}

func (InsecureSuperuser) AuthenticateRequest(req *http.Request) (*authenticator.Response, bool, error) {
	auds, _ := authenticator.AudiencesFrom(req.Context())
	return &authenticator.Response{
		User: &user.DefaultInfo{
			Name:   "system:unsecured",
			Groups: []string{user.SystemPrivilegedGroup, user.AllAuthenticated},
		},
		Audiences: auds,

}

func (a *cachedTokenAuthenticator) doAuthenticateToken(ctx context.Context, token string) *cacheRecord {
	doneAuthenticating := stats.authenticating(ctx)

	auds, audsOk := authenticator.AudiencesFrom(ctx)

	key := keyFunc(a.hashPool, auds, token)
	if record, ok := a.cache.get(key); ok {
		// Record cache hit
		doneAuthenticating(true)
		return record
	}

	// Record cache miss