Blockchain 2: Hash, ASCII, and Sha256

Yuxing Yan ()
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Yuxing Yan: Sinica Education

Chapter Chapter 3 in Introduction to FinTech using Excel, 2025, pp 59-82 from Springer

Abstract: Abstract This chapter continues “Chapter 2 : Blockchain 1: Numbers and Alphanumeric”. We will discuss ASCII, how to find the hash for ASCII characters, and our general target of Sha256: what is it, how to get sha256 hash from a webpage, and our three functions:.sha256(),.sha256web (),.sha256LocalFile (), and.sha256add(). In addition, we will show you how to play games #3 and #4.

Date: 2025
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DOI: 10.1007/978-3-031-89779-5_3

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