WHAT IS A BLOCKCHAIN? A blockchain is a digital format for keeping records and the technology that underpins cryptocurrency. Using sequential blocks that build upon one another, a blockchain forms a permanent, immutable record of all transactions (or other data). August 2, 2022 by academy RIMO CLASS 0 You may also like... WHO IS SATOSHI NAKAMOTO? WHAT IS BITCOIN CASH? WHAT IS BLOCK HEIGHT? Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.