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Research Paper | Computer Science | Volume 15 Issue 3, March 2026 | Pages: 831 - 831 | India
Understanding the Role of Nonce in Blockchain Mining and Transaction Security
Abstract: A nonce (number used only once) in blockchain is a unique, one-time number important for security and mining, acting as a variable miners repeatedly change to find a specific, valid hash for a new block that meets the network's difficulty target, thus securing the chain and preventing duplicate transactions. It's fundamental to the Proof-of-Work (PoW) consensus mechanism, making block creation computationally intensive and preventing malicious activity. "Nonce", which holds significance in the process of mining and validating transactions. This article focuses on discussing the nonce in Blockchain. Nonces provide the ability to prove the involvement in the mining process of a complex mathematical problem and the requirement to add a new block to the blockchain. It is 32 bit. Temporary value used in hash generation.
Keywords: Blockchain, Proof-of work, crypto currency, security, mining, Hash
How to Cite?: Kharade Gauri Manohar, "Understanding the Role of Nonce in Blockchain Mining and Transaction Security", Volume 15 Issue 3, March 2026, International Journal of Science and Research (IJSR), Pages: 831-831, https://www.ijsr.net/getabstract.php?paperid=SR26312113207, DOI: https://dx.dx.doi.org/10.21275/SR26312113207