<p><img src="https://images.cointelegraph.com/images/840_aHR0cHM6Ly9zMy5jb2ludGVsZWdyYXBoLmNvbS91cGxvYWRzLzIwMjItMDgvNmE3NzZhNjItODY4OS00ZjFiLTg3MjMtZTJjZjUzMTdmYzFjLmpwZw==.jpg"></p><p>Ethereum co-founder Vitalik Buterin proposed a way to anonymize NFT transactions using smart contracts.</p>