How to remove security alerts from Datastage client window

When we are trying to login into Datastage designer from client machine getting below security Popup.When we click on Yes,It disappears and we are able to login into Datastage designer.

But we try to run multiple projects simultaneously,It is really annoying.Please follow the below steps to get ride of this Popup.It will disappear.

Solution:

Please follow below steps.

1.To view the security certificate, Click on "View Certificate".
2.Click the "Certification Path" tab, and then select the "Root Certificate".
3.Click on "View Certificate".
4.Click on "Install Certificate", and then click "Next".
5.Select "Place all certificates in the following store".
6.Click "Browse", and then select "Trusted Root Certification Authorities".
7.Click "Next", and then click "Finish" to import the certificate.
Now the security Popup will disappear.