UPDATED
The service provider has restored the full functionality of the ISTA system. We are currently working with the service provider in order to determine the exact cause of the outage, which we are going to inform you about later this week. We apologise for any inconvenience caused.
The ISTA system is currently unavailable due to technical issues. Our service provider is working hard on fixing the outage and resuming normal ISTA operation. All of your data is safely stored and will not be impacted by this outage. Once the issue is resolved, you will be informed through our website.