Overstock’s crypto subsidiary tZero officially launched its mobile crypto app, touting it as a hack-resistant wallet and exchange tool
Source: https://cointelegraph.com/news/overstocks-tzero-launches-mobile-crypto-app-touted-as-hack-resistant
Overstock’s tZero Launches Mobile Crypto App Touted as Hack-Resistant
June 27, 2019
CoinTelegraph