Abstract: A method for digital certification of authenticity of a physical object, and corresponding computer program and storage device, as well as to the use of the method for digital certification of authenticity of a physical object of value. The method includes the steps of issuing a storage device including a digital certificate of authenticity including encrypted information reflecting at least one characteristic unique to the physical object, checking, whenever required, the validity of the digital certificate of authenticity by use of a network computer, the network computer cooperating with the storage device and a validating or a certifying authority so as to output sensibly in real time the status of validity of the digital certificate of authenticity, and modifying the status of validity of the digital certificate of authenticity, whenever required.

Abstract: A method for digital certification of authenticity of a physical object, and corresponding computer program and storage device, as well as to the use of the method for digital certification of authenticity of a physical object of value. The method includes the steps of issuing a storage device including a digital certificate of authenticity including encrypted information reflecting at least one characteristic unique to the physical object, checking, whenever required, the validity of the digital certificate of authenticity by use of a network computer, the network computer cooperating with the storage device and a validating or a certifying authority so as to output sensibly in real time the status of validity of the digital certificate of authenticity, and modifying the status of validity of the digital certificate of authenticity, whenever required.