Essays about: "permissioned blockchain"

Showing result 1 - 5 of 6 essays containing the words permissioned blockchain.

  1. 1. Assessing blockchain technology for Transport Data Logger

    University essay from Lunds universitet/Institutionen för elektro- och informationsteknik

    Author : Björn Johansson; [2018]
    Keywords : blockchain; transport data logger; hyperledger; hyperledger fabric; byzantine fault tolerance; bft; supply chain; transport chain; permissioned; permissionless; documental truth; historical truth; immutability; security; log data; Technology and Engineering;

    Abstract : A proof of concept permissioned blockchain system that holds data from the Transport Data Logger, TDL, was developed. Transport chain actors who hand off TDL-equipped goods between one another use the TDL app to upload a digital handoff containing their identities and log data from and signed by the TDL to a Hyperledger Fabric blockchain network. READ MORE

  2. 2. Implications and Impact of Blockchain Transaction Pruning

    University essay from Luleå tekniska universitet/Institutionen för system- och rymdteknik

    Author : Emanuel Palm; [2017]
    Keywords : Blockchain; blockchains; hyperledger; fabric; hyperledger fabric; private blockchain; permissioned blockchain; pruning; cryptography; computer science; disk; disk usage; memory; efficiency; pruning predicate function;

    Abstract : This thesis presents an extension to Hyperledger Fabric, a private blockchain system, allowing historic transactions to be pruned without peer coordination. The feature is facilitated via pruning predicate functions, provided along any smart contracts a given system is desired to host. READ MORE

  3. 3. Distributed ledger technology in the capital market : Shared versus private information in a permissioned blockchain

    University essay from Uppsala universitet/Avdelningen för datalogi

    Author : Alessandro Piccolo; [2017]
    Keywords : Blockchain; Blockchain technology Distributed ledger; Capital market; Private transaction; Cryptography; Bitcoin; Ethereum; Quorum; Corda; Ripple;

    Abstract : This master thesis explores how blockchain technologies can be utilized within the financial sector with focus on how to store both private and public information on the blockchain. The capital market is looking into ways of cutting down administrative work through streamlining the financial process by using blockchain technologies. READ MORE

  4. 4. Blockchain database; technical background and a reconnaissance on an implementation within the banking industry

    University essay from KTH/Skolan för datavetenskap och kommunikation (CSC); KTH/Skolan för datavetenskap och kommunikation (CSC)

    Author : Tom Johansson; Viktor Charpentier; [2017]
    Keywords : blockchain financial transactions cryptocurrency implementation banking;

    Abstract : All human interaction can be depicted as exchanges. We exchange trivial information, feelings, assets and more. Valuable exchanges have one thing in common; they all require some degree of trust. In today’s society we rely on institutionalized trust when commencing an exchange of value. READ MORE

  5. 5. Performance and Scalability of Blockchain Networks and Smart Contracts

    University essay from Umeå universitet/Institutionen för datavetenskap

    Author : Mattias Scherer; [2017]
    Keywords : ;

    Abstract : The blockchain technology started as the innovation that powered the cryptocurrency Bitcoin. But in recent years, leaders in finance, banking, and many more companies has given this new innovation more attention than ever before. They seek a new technology to replace their system which are often inefficient and costly to operate. READ MORE