English
Related papers

Related papers: Bitcoin and Blockchain: Security and Privacy

200 papers

Blockchain offers an innovative approach to storing information, executing transactions, performing functions, and establishing trust in an open environment. Many consider blockchain as a technology breakthrough for cryptography and…

Cryptography and Security · Computer Science 2019-08-20 Rui Zhang , Rui Xue , Ling Liu

Bitcoin is the world's first decentralized digital currency. Its main technical innovation is the use of a blockchain and hash-based proof of work to synchronize transactions and prevent double-spending the currency. While the qualitative…

Cryptography and Security · Computer Science 2014-02-12 Meni Rosenfeld

The application of Bitcoin enables people to understand blockchain technology gradually. Bitcoin is a decentralized currency that does not rely on third-party credit institutions, and the core of Bitcoin's underlying technology is…

Cryptography and Security · Computer Science 2025-04-15 Yuhuan Yang , Shipeng Ye , Xiaoqi Li

Bitcoin is a popular cryptocurrency that records alltransactions in a distributed append-only public ledger calledblockchain. The security of Bitcoin heavily relies on the incentive-compatible proof-of-work (PoW) based distributed consensus…

Cryptography and Security · Computer Science 2018-06-05 Mauro Conti , Sandeep Kumar E , Chhagan Lal , Sushmita Ruj

Cryptocurrency is a novel exploration of a form of currency that proposes a decentralized electronic payment scheme based on blockchain technology and cryptographic theory. While cryptocurrency has the security characteristics of being…

Cryptography and Security · Computer Science 2025-03-31 Zekai Liu , Xiaoqi Li

Cryptocurrency refers to a type of digital asset that uses distributed ledger, or blockchain, technology to enable a secure transaction. Although the technology is widely misunderstood, many central banks are considering launching their own…

Computational Finance · Quantitative Finance 2020-07-30 Wolfgang Karl Härdle , Campbell R. Harvey , Raphael C. G. Reule

Blockchain is a decentralized ledger used to securely exchange digital currency, perform deals and transactions efficient manner, each user of the network has access to the least copy of the encrypted ledger so that they can validate a new…

Cryptography and Security · Computer Science 2022-01-03 Bosubabu Sambana

Blockchain technology is the first successful Bitcoin Network. It enables the ledger to become more decentralized and secure. Since it is not limited to bitcoin and controlled by third parties by government, corporations or banks, the…

Image and Video Processing · Electrical Eng. & Systems 2020-04-17 Jala Quluzada , Sabnam Maharramli

Blockchain technology transformed the digital sphere by providing a transparent, secure, and decentralized platform for data security across a range of industries, including cryptocurrencies and supply chain management. Blockchain's…

Cryptography and Security · Computer Science 2023-06-22 Bilash Saha , Md Mehedi Hasan , Nafisa Anjum , Sharaban Tahora , Aiasha Siddika , Hossain Shahriar

Bitcoin is a decentralised digital currency that relies on cryptography rather than trusted third parties such as central banks for its security. Underpinning the operation of the currency is a peer-to-peer (P2P) network that facilitates…

Cryptography and Security · Computer Science 2018-05-29 James Tapsell , Raja Naeem Akram , Konstantinos Markantonakis

With the more and more extensive application of blockchain, blockchain security has been widely concerned by the society and deeply studied by scholars. Moreover, the security of blockchain data directly affects the security of various…

Cryptography and Security · Computer Science 2020-07-22 Liehuang Zhu , Baokun Zheng , Meng Shen , Shui Yu , Feng Gao , Hongyu Li , Kexin Shi , Keke Gai

Cryptocurrency is something that we have all heard about recently, most likely preceded by bitcoin, and how much its prices have boomed over the decade. These cryptocurrencies are actually based on blockchain, a secure datatype, and…

Cryptography and Security · Computer Science 2023-03-13 Nayak Bhatia , Sanchit Bansal , Smit Desai

Blockchain has received a widespread attention because of its decentralized, tamper-proof, and transparent nature. Blockchain works over the principle of distributed, secured, and shared ledger, which is used to record, and track data…

Cryptography and Security · Computer Science 2020-04-21 Muneeb Ul Hassan , Mubashir Husain Rehmani , Jinjun Chen

In the cryptographic currency Bitcoin, all transactions are recorded in the blockchain - a public, global, and immutable ledger. Because transactions are public, Bitcoin and its users employ obfuscation to maintain a degree of financial…

Computers and Society · Computer Science 2017-06-30 Arvind Narayanan , Malte Möser

Bitcoin and many other similar Cryptocurrencies have been in existence for over a decade, prominently focusing on decentralized, pseudo-anonymous ledger-based transactions. Many protocol improvements and changes have resulted in new…

Cryptography and Security · Computer Science 2024-09-10 Chaitanya Rahalkar , Anushka Virgaonkar

In recent years, blockchain technology has been recognized as a transformative innovation in the tech world, and it has quickly become the core infrastructure of digital currencies such as Bitcoin and an important tool in various…

Cryptography and Security · Computer Science 2025-01-22 Mohsen Ghorbian , Mostafa Ghobaei-Arani

Blockchain technology is an interlinked systematic chain of blocks that contains transaction history and other user data. It works under the principle of decentralized distributed digital ledger. This technology enables cryptographically…

Cryptography and Security · Computer Science 2020-12-25 AKM Bahalul Haque , Mahbubur Rahman

Blockchain is a distributed ledger, which is protected against malicious modifications by means of cryptographic tools, e.g. digital signatures and hash functions. One of the most prominent applications of blockchains is cryptocurrencies,…

Cryptography and Security · Computer Science 2019-12-20 E. O. Kiktenko , M. A. Kudinov , A. K. Fedorov

Since its inception, the blockchain technology has shown promising application prospects. From the initial cryptocurrency to the current smart contract, blockchain has been applied to many fields. Although there are some studies on the…

Cryptography and Security · Computer Science 2020-11-05 Xiaoqi Li , Peng Jiang , Ting Chen , Xiapu Luo , Qiaoyan Wen

Anonymity in Bitcoin, a peer-to-peer electronic currency system, is a complicated issue. Within the system, users are identified by public-keys only. An attacker wishing to de-anonymize its users will attempt to construct the one-to-many…

Physics and Society · Physics 2012-05-08 Fergal Reid , Martin Harrigan
‹ Prev 1 2 3 10 Next ›