this.userAuthorizations.addAll(KerberosAuthData.parse(authType.getValue().intValue(), authData.getOctets(), keys));
                }
                break;
            default:
                throw new PACDecodingException("Unknown field " + tagged.getTagNo());
            }
        }
    }

                catch ( GeneralSecurityException e ) {
                    throw new PACDecodingException("Decryption failed " + serverKey.getKeyType(), e);
                }
                break;
            default:
                throw new PACDecodingException("Unrecognized field " + tagged.getTagNo());
            }
        }

    }


    public String getUserPrincipalName () {

                        ASN1OctetString mechanismListMIC = ASN1OctetString.getInstance(tagged, true);
                        setMechanismListMIC(mechanismListMIC.getOctets());
                        break;
                    default:
                        throw new IOException("Malformed token field.");
                    }
                }
        }
    }

                }
                break;
            case 4:
                // Let's ignore this for now
                break;
            default:
                throw new PACDecodingException("Invalid field in kerberos ticket");
            }
        }
    }


    public byte getApOptions () {
        return this.apOptions;
    }