enabling peer to peer transactions without a central authority with heart in the center

cryptocurrency blockchain transactions authority decentralization heart bitcoin ethereum ripple litecoin exchange wallet encryption mining stablecoin altcoin hashrate keys ledger confirmation cryptography satoshi tokens reward genesis fork address protocol halving consensus pseudonymity cipher airdrop gas dust multisignature scalability orphan whitepaper coinjoin premining cryptanalyst coinage sidechain softfork coldstorage timestamp pow pos dapps