Tech, Bitcoin News, News A new design proposed by venture fund Paradigm would let holders privately timestamp proof that they control vulnerable keys before quantum computers arrive, creating a possible rescue path if Bitcoin ever sunsets old addresses. A new design proposed by venture fund Paradigm would let holders privately timestamp proof that they control vulnerable keys before quantum computers arrive, creating a possible rescue path if Bitcoin ever sunsets old addresses. CoinDesk: Bitcoin, Ethereum, Crypto News and Price Data Read More