Note: This article is to be read after my article on . One-Way Functions Let us generate SHA256 for the following two words: “Hackernoon” and “hackernoon”. Generating SHA256 for any text is pretty easy with the help of online tools like . SHA256 Hash Generator SHA256 of “Hackernoon”: SHA256(Hackernoon) SHA256 of “hackernoon”: SHA256(hackernoon) Above we have calculated SHA256 for the same word, but one of them is in . sentence case Let us convert the hexadecimal hash into its corresponding decimal number. This conversion can be done pretty easily with a Javascript Web Console. Decimal value SHA256 of “Hackernoon” Decimal value SHA256 of “hackernoon” If you observe just by , there is a in the output. Capitalizing “h” drastic change Small changes in the input causing a drastic change in the output is known as . “Avalanche Effect” It is very important to understand Avalanche effect since this property of SHA256 is one of the reasons why has used it for the underlying cryptography of . Satoshi Nakomoto Bitcoin Blockchain In the next article we will have a deep dive into Stay tuned for the updates! “Hashing Algorithms”. The following quote was my motivation behind writing this article: “Let’s try to secure everything.”~Nick Szabo Thank you for reading my article. If you have any questions, please feel free to send me an email . You can also contact me via Linkedin . You can also follow me on Twitter . In order to get started with Blockchain read my article published on Hackernoon