I'm ending up with "Security error" page when I click the zip file.
1.0.0 > Downloads > Ghost-1.0.0.zip
It says:
Deceptive site ahead
Attackers on github-production-release-asset-2e65be.s3.amazonaws.com may trick you into doing something dangerous like installing software or revealing your personal information (for example, passwords, phone numbers, or credit cards).