Check a certificate

Drop a delivery certificate, a completion certificate or an ID check record someone gave you. This page tells you whether it is genuine and unchanged, and when it was made. Add the files a certificate names to check they are the same ones.

Certificate The certificate's or record's PDF, or the file attached to it

Everything is checked in this browser. Nothing you drop here is uploaded: the browser only asks this server, and a public DNS service (Cloudflare's, or Google's), which keys are ours.