A method of testing a security document

The invention relates to a method for checking a security document (10), the use of an augmented reality system (20) for checking a security document (10) and an augmented reality system (20). A plurality of first information or the security document (10) are detected by means of an augmented reality system (20), in particular a data goggles. Subsequently, the one or more first information is verified by comparison with a database (40). In addition, one or more of the results of verifying the one or more first information is stored and / or output one or more of the results of verifying the one or more first information using the augmented reality system (20).