Originally Posted by
YuropFlyer
It seems there is some kind of certificate error/not trusting website.
I can't login either, but everything else is fine.
It's Sunday in Greece, I assume it will be fixed on Monday, no worries
edit: For Firefox at least, you can choose to accept the certificate (it just run off date today) - login will work fine again then.
You're right. I tried it a few minutes ago, if you agree to accept the expired certificate you can login without problems.