[PDF] Top 20 Dependable IoT using Blockchain-based Technology

... the blockchain, first a consen- sus algorithm has to be ...its blockchain through PoS ...transactions based on the amount of coins that the peers own. Initially, blockchain was used as ... See full document

... The main technological discussion around interactive badges lies on the analysis of the kind of equipment available and how to implement it in a system of badges and beacons as the one de- scribed in the chapter 4. ... See full document

... The blockchain concept is usually associated with bitcoin, but this technology has many other applications beyond payments when there is the need for an accurate ...currency, using the ... See full document

... decision, using com- putations based on the locally stored blockchain data, on whether the potential new transaction is valid or ...Kafka- based ordering service with BFT is planned, though no ... See full document

... The original consensus algorithm to confirm transactions is the Proof-of-Work (PoW) (Antonopoulos, 2014). To reach consensus via PoW, transactions of a new block can only be validated when its hash value meets the given ... See full document

... - Blockchain technology can be applied to education, for both learners and teachers, in many innovative ways as for getting a diploma in management or for the achievements assessment, but also on formative ... See full document

... can blockchain impact this area? First of all, blockchain brings more innovation to the ...the blockchain would allow new projects related with the treatment of data – and that could go from new ... See full document

... WSNs can have constraints when it comes to the Quality of Service and availabil- ity it can provide. These networks generally have a set requirements that need to be satisfied. Thus, there needs to be a selection of one ... See full document

... compliance. Blockchain technology with its attributes of decentralization, transparency and immutability has been touted to revolutionize several industries, and most recently has been proposed for supply ... See full document

... This technology has been used in applications outside the finan- cial scope, mostly due to the fact that blockchain is a power- ful ledger that stores data in an immutable way and because smart-contract ... See full document

... the blockchain technologies: the barriers associated with smart contracts due to the fact that these are usually done in spe- cialised programming languages, the lack of security associated with the smart ... See full document

... Permisionless Blockchain implementations, like the Bitcoin’s and Ethereum’s Blockchain for example, have no barrier to ...is based exclusively on peer-to-peer technology and decisions are made ... See full document

... Bundyand Pfarrer (2015) distinguished reputation from social approval since the latter is established on intuitive, emotional evaluations and accounts for the final perception and empathy towards firms, while reputation ... See full document

... is blockchain technology. The blockchain is a digital structure that can contain digital transactions, data records and ...of blockchain technology is to remove the need for ... See full document

... system using blockchain technology. The choice of this technology was due to the fact that it is a secure database against tampering, having also the advantage of being distributed (Aniello et ... See full document

... Table 3.5 provides a comparison of the three languages supported by Fabric to write the chain- code, which implements the blockchain logic. The learning curve of Go is the steepest, whereas Java and JavaScript ... See full document

... for IoT testing, driving devel- opers and test experts to test IoT solutions using particular strate- gies and following different methodologies to address similar ...of IoT applications and a ... See full document

... Terceiro, realizar uma análise competitiva entre as mais recentes implementações de segurança baseadas em Blockchain ou de concepção semelhante a ela [5][28][29]. Por fim, realizar uma análise competitiva ... See full document

... The provision of quality of service (QoS) guarantees in open environments, such as the internet, is currently an active field of research. In fact, although there is a lot of work dealing with the problem of QoS ... See full document

... em blockchain, uma tecnolo- gia de registro descentralizado (DLT) criada para aplicação em sistemas de criptomoedas, mas com um grande potencial para ser usada em outros tipos de ...sistema blockchain, ... See full document