* The value is, e.g. admin <br>
     * comment: List of invalid admin passwords.
     * @return The value of found property. (NotNull: if not found, exception but basically no way)
     */
    String getPasswordInvalidAdminPasswords();

    /**
     * Get the value for the key 'password.min.length'. <br>
     * The value is, e.g. 8 <br>
     * comment: Minimum password length (0 to disable).