Adam Hayes, Ph.D., CFA, is a financial writer with 1543; years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and behavioral finance. Adam received his master's in economics from The New School for Social Research and his Ph.D. from the University of Wisconsin-Madison sfm crypto price in sociology. He is a CFA charterholder as well as holding FINRA Series 7, 55 63 licenses. He currently researches and teaches economic sociology and the social studies of finance at the Hebrew University in Jerusalem. Decrypting the block not only authenticates the transaction, but also provides the information about who sent how many Bitcoins to whom and at what time and date. Once the block has been decrypted and has been accepted by most of the nodes on the blockchain as being authentic, the block is added to the blockchain.