v.add(new DERTaggedObject(true, 0, new ASN1Integer(version.longValue())));
        v.add(new DERTaggedObject(true, 1, new DERGeneralString(realm)));

        ASN1EncodableVector principalNameVector = new ASN1EncodableVector();
        for (String part : principalName.split("/")) {
            principalNameVector.add(new DERGeneralString(part));
        }
        ASN1EncodableVector principalVector = new ASN1EncodableVector();

            switch (tagged.getTagNo()) {
            case 0: // Ticket Flags
                break;
            case 1: // Key
                break;
            case 2: // Realm
                DERGeneralString derRealm = ASN1Util.as(DERGeneralString.class, tagged);
                this.userRealm = derRealm.getString();
                break;
            case 3: // Principal