Bitcoin transactions are recorded on a public ledger, which is open to public view. This public ledger is known as the blockchain, and it is the backbone of the entire Bitcoin network. It is a distributed public ledger that records all Bitcoin transactions that have taken place. Every single transaction is cryptographically signed, and can be verified by anyone.

The blockchain is considered to be one of the most secure ways to store and transfer data. The public ledger is beneficial for a number of reasons. First, it ensures that all transactions are accurate and secure. It also ensures that the identities of users are kept anonymous. Additionally, it helps to prevent fraud and double spending. As the blockchain is open to public view, this helps to increase transparency, and provide users with the assurance that their transactions are being accurately recorded.

As the blockchain is constantly updated and monitored, it also helps to reduce the risk of malicious attacks. This makes it an ideal tool for secure and reliable cryptocurrency transactions.