Dear @gifty1 , Thank you for participating in this Mini Crypto program, I really appreciate your good intentions and your efforts in understanding our practice this time. Quantity | Score --- | --- | Understanding the topic | 0,5/10 Compliance with Topic | 0,5/10 Clarity of Language | 1/10 Quality of Analysis | 0,5/10 Markdownstyle | 0,2/10 Plagiarism | 1,8/10 Grand total | 4,5/10 * There are 3 important parts in blockchain, but you didn't mention them. * Private blockchains will be more difficult to hack because Private blockchains have less capacity and only a few people can access them, and hackers must know digital signatures to be able to hack this type of blockchain. * In Demo blockchain, the first page that will appear is the data and hash section, but because blockchain has blocks, each block has a related nonce, data, Previous Hash, and hash. * Use markdownstyle in your writing, you can make your writing more presentable and attractive. * You didn't mention how a block works and how the data we write in the block becomes valid or invalid. * This learning will greatly benefit you to be in Crypto Academy later, because we are in cryptocurrency-based social media, and Cryptocurrency is in blockchain technology. * Thank you very much, we will waiting for your next exercise, and we will waiting you at the season 4 of Crypto Academy. 👍💪 Has been assessed by; @liasteem @steem.education