This guide breaks down the key types of anti counterfeit labels, explores label materials, adhesive options, and customizable features, and offers actionable tips to help OEM buyers make scalable, cost-effective decisions when sourcing anti counterfeit labeling solutions. This guide breaks down the key types of anti counterfeit labels, explores label materials, adhesive options, and customizable features, and offers actionable tips to help OEM buyers make scalable, cost-effective decisions when sourcing anti counterfeit labeling solutions. Our anti-counterfeit labels are categorized into four security levels: Overt | Semi-overt | Covert | Forensic Our labels are designed to prevent product replication and include features such as: Our anti-counterfeit labels are designed with cutting-edge technology to safeguard your products and. esearchers in the field of disposable anti-counterfeiting labels have invested a lot of effort [3-9]. The commonly used disposable anti-counterfeiting label technologies include paper material technology, rad o frequency identification technology (RFID), quick response code (QR code), and bar code. These labels can ensure that the end-user can authenticate your product and counterfeiters cannot copy the product or the packaging. Our Q-ID® anti-counterfeit labels can be easily applied to your products, integrating seamlessly into any existing manufacturing processes. Whether you're producing electronics, cosmetics, pharmaceuticals, or automotive parts, selecting the right type of anti counterfeit. The invention discloses an optical speckle PUF system for anti-counterfeiting labels, comprising at least one optical PUF sample, an image acquisition device and an image processing device. The optical PUF sample includes a rectangular base material and a laser beam scattered on the front surface.