CK-ERP.net temporary down message

This is the home page for CK-ERP.net .
Because of a critical vulnerability on earlier versions of Drupal
and I haven't yet have time to update CK-ERP.net to the latest version,
I am temporarily shutting dowm CK-ERP.net .
Please revisit CK-ERP.net at around late May, 2018.
Hopefully, by then, I would have rectify any problem with CK-ERP.net .

Please accept my apology for any inconvenience, so caused.