A Selective Encryption/Decryption Method of Sensitive Music Usage History Information on Theme, Background and Signal Music Blockchain Network

The theme, background, and signal music usage history information consists of general such as information, platform sensitive rights management permission range, contract information. If among these is disclosed, disputes trade secrets infringement personal protection between companies or individuals may arise. We propose a selective encryption/decryption method to secure the confidentiality, integrity, reliability non-repudiation used in blockchain environment. In proposed method, monitoring company encrypts using secret key for which combined with digitally signs it private register block. A trust group can view access at time inquiry by verifying digital signature public then decrypt key.