If you already have a token like Litecoin or Ethereum then you can buy bitcoins in seconds with no verification. Ledger Nano S. Moreover, users must check the sites and feedback section before buying Bitcoins. You can even contact Bitit through their social media page. At BitFinex you can start trading without verification if you only deposit cryptocurrency. Just like any information you give up online, there is always the risk that it can be hacked or stolen from the website you give it to.