Blockchains use distributed ledgers, which are decentralized and do not rely on centralized databases. Databases are the traditional way to store information and to keep it secure
Blockchain is an emerging technology and arguably one of the next “big things.” As with anything so big and impactful, it comes with a few issues and limitations
Blockchains create an indisputable digital record that is decentralized, i.e,, cannot be changed by a single actor. Using blockchain is generally for digital security