A Systematic Study of Blockchain Evolution, Architecture, and Application with Use Cases.- Using Block chain in Intermittently Connected network environments.- Decentralized Governance for Smart-Contract Platform Enabling Mobile Lite Wallets Using a Proof-of-Stake Consensus Algorithm.- Personal Data Protection in Blockchain with Zero-Knowledge Proof.- Design and Verification of Privacy Patterns for Business Process Models.- Blockchain Technology for Energy Transition.- The Feasibility and Significance of Employing Blockchain-Based Identity Solutions in Healthcare.- Towards eHealth with Blockchain: Success factors for crowdfunding with ICOs.- Blockchain Track and Trace System (BTTS) for Pharmaceutical Supply Chain.