Bitcoin is arguably the world’s first true Proof-of-Work blockchain protocol and the undisputed progenitor of the crypto and DeFI movement. Originally designed as a Peer-to-Peer payment network, bitcoin’s layer 1 protocol is uncompromising in its security-focused design.
Bitcoin’s usability is enhanced through layer 2 innovations including the Lightning Network that offers low-fee off-chain transactions and Taproot, a significant privacy feature upgrade that obfuscates transactions on the network.