You have now created a desktop cryptocurrency wallet. However, this wallet is not yet complete. A cryptocurrency wallet is a vast topic that changes so often that a book could be written on this topic alone. There are other features you can implement into a cryptocurrency wallet application, such as how many blocks have been confirmed for this transaction. In our application, we only wait for one transaction, but some users may want to confirm a couple of blocks first. If the transaction is confirmed with only one block, there is a slight chance that it could be replaced with a longer block. However, after 12 blocks, the transaction in the block is pretty much secure and irreversible, as explained in the following link: https://ethereum.stackexchange.com/questions/319/what-number-of-confirmations-is-considered-secure-in-ethereum...
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You're reading from Hands-On Blockchain for Python Developers
Arjuna Sky Kok has experience more than 10 years in expressing himself as a software engineer. He has developed web applications using Symfony, Laravel, Ruby on Rails, and Django. He also has built mobile applications on top of Android and iOS platforms. Currently, he is researching Ethereum technology. Other than that, he teaches Android and iOS programming to students. He graduated from Bina Nusantara University with majors in Computer Science and Applied Mathematics. He always strives to become a holistic person by enjoying leisure activities, such as dancing Salsa, learning French, and playing StarCraft 2. He lives quietly in the bustling city of Jakarta. In loving memory of my late brother, Hengdra Santoso (1979-2011).
Read more about Arjuna Sky Kok
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Arjuna Sky Kok has experience more than 10 years in expressing himself as a software engineer. He has developed web applications using Symfony, Laravel, Ruby on Rails, and Django. He also has built mobile applications on top of Android and iOS platforms. Currently, he is researching Ethereum technology. Other than that, he teaches Android and iOS programming to students. He graduated from Bina Nusantara University with majors in Computer Science and Applied Mathematics. He always strives to become a holistic person by enjoying leisure activities, such as dancing Salsa, learning French, and playing StarCraft 2. He lives quietly in the bustling city of Jakarta. In loving memory of my late brother, Hengdra Santoso (1979-2011).
Read more about Arjuna Sky Kok