Invalid or expired security certificate issue.
Some of internet users and our Kimook.com customers may see this message “ SECURITY CERTIFICATE IS INVALID or EXPIRED”. Our website security certificate has been renewed yearly. Our website security does not expire. It is a brower setting issue. Moreover all payments are also processed by Authorize.net
Security payment gateway. We do not install any credit card information at Kimook.com. Please see the references below regarding security certificate issues.