code: @Help(help = "Get all the Security of a NetworkServiceDescriptor with specific id")
    public Security getSecurities(final String idNsd) throws SDKException {
      String url = idNsd + "/security";
      return ((Security) requestGet(url, Security.class));
    }
docs: Returns a List of all Security objects that are contained in a specific
  NetworkServiceDescriptor.
  
  @param idNsd the ID of the NetworkServiceDescriptor
  @return the List of Security objects
  @throws SDKException if the request fails