A security researcher implanted an NFC Chip in his hand to bypass security scanners in high-security environment and exploit Android mobile devices. Seth Wahle bought a chip designed to be injected into cattle and implanted the chip by an unlicensed amateur for $40 by using a needle which was larger than he had initially expected. Wahle says the needle was bigger than hed expected when he had the chip implanted. He says he had to go through a backstreet operation due to Floridas restrictive body modification laws.”]
Source: https://securityaffairs.co/wordpress/36409/hacking/hacker-implants-nfc-chip.html

