Moderní způsoby technické ochrany cestovních dokladů.

Abstract

The aim of this work is to show aspects modern methods of the technical protection of documents. The work is dividend into some apparently separate parts. The first part is focused on grafic diagnostics, subjects and objekts under investigations. In another part, the paper manufacturing and the development of single protective elements during the wet and dry paper production phases are described. Another part deals with the printing methods which are used in the poduction of travel documents and are themselves a kind of thein protection. The metod sof forging, modifying and demagog travel documents and the procedure of detecting forgeries are mentioned in another part. In the last part, the minimum standards of safety protective elements of travel documents issued by EU states are referred to.