Bitcoin Core wallet, a creation of pseudonymous developer Satoshi Nakamoto, came into existence in 2009 with the birth of the Bitcoin blockchain. The Bitcoin Core client was created for transaction verification turning user’s computers into network nodes.
Bitcoin Core is the software that runs the entire bitcoin network. Included in the Bitcoin Core software is a secure digital wallet known as Bitcoin core wallet that can be used to store, send, and receive bitcoin.
By choosing to store your bitcoin in the Bitcoin Core wallet, you can contribute to the decentralized bitcoin network by validating transactions and storing a copy of the blockchain.