Popular Bitcoin entrepreneur Michael Terpin has joined the advisory board of digital asset security company NGRAVE, according to a press release shared with Coinfomania on Friday.  Terpin to advise NGRAVE Terpin who is an early cryptocurrency investor will now advise the firm on public relations and business strategy as NGRAVE launches its crypto hardware wallet, NGRAVE ZERO. The security company claims the wallet is the most secure hardware wallet in the world.  Michael Terpin is the founder and CEO of Transform Group, a blockchain communication company that has served more than 200 clients in the blockchain industry and CoinAgenda, an