Device, System and Method for Determining Authenticity of an Item
First Claim
Patent Images
1. A physical uncloneable function (PUF) device, comprising a PUF pattern, for determining authenticity of an item, wherein said PUF pattern is arranged to be damaged when using said item for the first time.
1 Assignment
0 Petitions
Accused Products
Abstract
This invention relates to physical uncloneable function (PUF) devices for determining authenticity of an item, systems for determining authenticity of a physical item, and methods for determining authenticity of an item. A PUF pattern of the PUF device is damaged when using the item for the first time.
-
Citations
15 Claims
- 1. A physical uncloneable function (PUF) device, comprising a PUF pattern, for determining authenticity of an item, wherein said PUF pattern is arranged to be damaged when using said item for the first time.
-
7. A system for determining authenticity of a physical item, comprising:
-
a PUF device comprising a PUF pattern, for determining authenticity of an item wherein said PUF pattern is arranged to be damaged when using said item for the first time and, a control device arranged for communication with said PUF device. - View Dependent Claims (8, 9, 10, 11)
-
-
12. A method for determining authenticity of an item, comprising:
-
adding a physical unclonable function (PUF) device comprising a PUF pattern onto said item, using said PUF device to investigate whether said item is unchanged since said PUF device was added onto said item, and making said PUF device unusable by damaging said PUF pattern when using said item for the first time. - View Dependent Claims (13, 14, 15)
-
Specification