Design of Four Scenarios of Land Transaction in Blockchain Technology

2021 ◽  
Vol 2 (5) ◽  
Author(s):  
Kh. Md Sirazum Monir ◽  
iang Xingfang ◽  
Khandaker Khadizatul Kobra

In view of the frequent occurrence of false contracts and sales in land transactions in Southeast Asia, it is urgent to establish a way of land sales based on mutual trust. Is proposed based on (a) the buyer and the seller fingerprint proof law, (b) based on the smart contract registration to pay tax, (c) cash transaction registration law, (d) based on the wisdom to distinguish successor law, smart contract is proved as an application of Blockchain using proposed solutions follow the principle of fair and open, eliminate the false, false sales contract, Decentralized, no one can change the information after the transaction, beneficial land transaction efficient and accurate, promote economic development.

Author(s):  
Samuel Agbesi ◽  
Fati Tahiru

The administration of lands in Ghana has been a major issue in the past years that has resulted in parties seeking arbitration to determine the rightful owners and others resulting in death because of the land-guard menace. The main issues in land administration in Ghana include modification and falsification of land records, difficulty in authenticating the ownership of land property, sales of land property to more than one customer, and lack of transparency in land transactions. This chapter examines the application of Blockchain in land administration in Ghana to solve the issues of unauthorized modification of land records, difficulties in proven ownership of land properties, and the lack of transparency in land transactions. The proposed solution is based on Ethereum Blockchain technology using a smart contract. The solution used a non-fungible token to represent land properties as a digital asset that can be traded on the proposed solution. The proposed solution provides integrity, immutability, provenance, and transparency in land administration.


Symmetry ◽  
2021 ◽  
Vol 13 (3) ◽  
pp. 466
Author(s):  
Chin-Ling Chen ◽  
Ching-Ying Lin ◽  
Mao-Lun Chiang ◽  
Yong-Yuan Deng ◽  
Peizhi Chen ◽  
...  

In recent years, with the rapid levels of economic development, there have been more and more problems in property inheritance and distribution. In today’s society, people still have many taboos when writing a will. Writing a will not only involves various laws and regulations but also costs a lot of money and time, which can be daunting. However, with the development of the Internet, blockchain technology has gradually been applied to many applications. Blockchain technology uses consensus algorithms to ensure consistency and records transaction information in blocks to ensure the effectiveness of transactions. In this paper, we use the cryptography mechanism to propose an online will system based on blockchain and smart contract technology. The architecture considers effectiveness and cost reduction. By combining this with blockchain technology, will assets are saved in blocks, which provides comprehensive will security and non-tamperable security protection. In addition, combined with a smart contract, it realizes the method of automatic property distribution. At the same time, this mechanism also proposes an arbitration solution when there are disputes over wills, and ensures the integrity of data, public verifiability, unforgeability, nonrepudiation, irreversibility of information, and the ability to resist counterfeiting attacks.


2019 ◽  
Vol 5 (1) ◽  
pp. 15-22
Author(s):  
Ardian Thresnantia Atmaja

The key objectives of this paper is to propose a design implementation of blockchain based on smart contract which have potential to change international mobile roaming business model by eliminating third-party data clearing house (DCH). The analysis method used comparative analysis between current situation and target architecture of international mobile roaming business that commonly used by TOGAF Architecture Development Method. The purposed design of implementation has validated the business value by using Total Cost of Ownership (TCO) calculation. This paper applies the TOGAF approach in order to address architecture gap to evaluate by the enhancement capability that required from these three fundamental aspect which are Business, Technology and Information. With the blockchain smart contract solution able to eliminate the intermediaries Data Clearing House system, which impacted to the business model of international mobile roaming with no more intermediaries fee for call data record (CDR) processing and open up for online billing and settlement among parties. In conclusion the business value of blockchain implementation in the international mobile roaming has been measured using TCO comparison between current situation and target architecture that impacted cost reduction of operational platform is 19%. With this information and understanding the blockchain technology has significant benefit in the international mobile roaming business.


2020 ◽  
Author(s):  
Falih Suaedi ◽  
Muhmmad Saud

This article explores in what ways political economy as an analytical framework for developmental studies has contributed to scholarships on Indonesian’s contemporary discourse of development. In doing so, it reviews important scholarly works on Indonesian political and economic development since the 1980s. The argument is that given sharp critiques directed at its conceptual and empirical utility for understanding changes taking place in modern Indonesian polity and society, the political economy approach continues to be a significant tool of research specifically in broader context of comparative politics applied to Indonesia and other countries in Southeast Asia. The focus of this exploration, however, has shifted from the formation of Indonesian bourgeoisie to the reconstitution of bourgeois oligarchy consisting of the alliance between the politico-bureaucratic elite and business families. With this in mind, the parallel relationship of capitalist establishment and the development of the state power in Indonesia is explainable.<br>


2019 ◽  
Vol 9 (8) ◽  
pp. 1191-1200 ◽  
Author(s):  
Marat Safiullin ◽  
◽  
Mikhail Savelichev ◽  
Leonid Elshin ◽  
◽  
...  

2015 ◽  
Author(s):  
Yoon Ah Oh ◽  
Heeryang NA ◽  
Jae-Ho Lee ◽  
Mingeum Shin ◽  
Minlee Shin

2021 ◽  
Vol 11 (9) ◽  
pp. 4011
Author(s):  
Dan Wang ◽  
Jindong Zhao ◽  
Chunxiao Mu

In the field of modern bidding, electronic bidding leads a new trend of development, convenience and efficiency and other significant advantages effectively promote the reform and innovation of China’s bidding field. Nowadays, most systems require a strong and trusted third party to guarantee the integrity and security of the system. However, with the development of blockchain technology and the rise of privacy protection, researchers has begun to emphasize the core concept of decentralization. This paper introduces a decentralized electronic bidding system based on blockchain and smart contract. The system uses blockchain to replace the traditional database and uses chaincode to process business logic. In data interaction, encryption techniques such as zero-knowledge proof based on graph isomorphism are used to improve privacy protection, which improves the anonymity of participants, the privacy of data transmission, and the traceability and verifiable of data. Compared with other electronic bidding systems, this system is more secure and efficient, and has the nature of anonymous operation, which fully protects the privacy information in the bidding process.


2020 ◽  
Vol 14 (4) ◽  
pp. 488-492
Author(s):  
Jovan Karamachoski ◽  
Ninoslav Marina ◽  
Pavel Taskov

Blockchain technology will bring a disruption in plenty of industries and businesses. Recently it proved the robustness, immutability, auditability, in many crucial practical applications. The blockchain structure offers traceability of actions, alterations, alerts, which is an important property of a system needed for development of sustainable technologies. A crucial part of the blockchain technology regarding the optimization of the processes is the smart contract. It is a self-executable computer code, open and transparent, encoding the terms of a regular contract. It is able to automate the processes, thus decreasing the human-factor mistakes or counterfeits. In this paper, we are presenting the feasibility of the blockchain technology in the certification processes, with an application developed for university diploma certification. The example is easily transferable in other areas and business models such as logistics, supply chain management, or other segments where certification is essential.


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