Collectors, investors and dealers in rare and valuable coins, banknotes, medals and tokens can now verify the authenticity of items certified by the US-based Professional Coin Grading Service by tapping an NFC chip embedded in PCGS holders with their smartphone. PCGS has begun inserting NFC chips developed by HID Global in its coin and banknote […]
Read the rest of Collectable coin grading service combats counterfeiting with NFC at NFCW.