A certified copy is also known as a true copy. So basically, a true copy is a copy of original documents that claim its accuracy and completeness.Attested true copy means, original seen, matched with the copy and certified as true copy of the original. An Apostille is a certificate that authenticates the signature of a public official on a document for use in another country. What Does a Certified Copy Mean? No information is available for this page. Filling out and filing the proof of service. The court needs to know that the other side was served correctly. Notaries are often asked to certify that a photocopy of an original document is a true and accurate reproduction of the original. Apostilles and authentication certificates validate the seal and signature of a Notary on a document so that it can be accepted in a foreign country.