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Bitcoin Optech Newsletter #261 Recap Podcast

Oct 8th 2023, 11:34 pm
Posted by gladisparm
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Mike Schmidt: 바이낸스 입금하는법 Last question from the Stack Exchange is, "What does it mean that the security of 256-bit ECDSA, and therefore Bitcoin keys, is 128 bits? It’s secure, but then again, it garnered some buzzy headlines last week for insider trading. ● Final week of organized taproot review: December 17th was the final scheduled meeting of the taproot review group. This gives auditors the ability to review cryptocurrencies like Bitcoin for security. Like the Internet itself, the network is always on. Many blockchain networks operate as public databases, meaning anyone with an internet connection can view a list of the network’s transaction history. Bitcoin, on the other hand, does not have a central authority and has limited transaction fees. However, it also means there is no real authority on who controls Bitcoin’s code or how it is edited. In the real world, the energy consumed by the millions of devices on the Bitcoin network is more than Pakistan consumes annually. For example, the Bitcoin network's proof-of-work system to validate transactions consumes vast amounts of computational power. Because of this, anyone can suggest changes or upgrades to the system.


If a group of people living in such an area can leverage blockchain, then transparent and clear timelines of property ownership could be established. If property ownership is stored and verified on the blockchain, owners can trust that their deed is accurate and permanently recorded. In war-torn countries or areas with little to no government or financial infrastructure and no Recorder’s Office, proving property ownership can be nearly impossible. If you have ever spent time in your local Recorder’s Office, you will know that recording property rights is both burdensome and inefficient. Blockchains of the future are also looking for solutions to not only be a unit of account for wealth storage but also to store medical records, property rights, and a variety of other legal contracts. In the case of a property dispute, claims to the property must be reconciled with the public index. This is particularly useful for cross-border trades, which usually take much longer because of time zone issues and the fact that all parties must confirm payment processing. Once a transaction is recorded, its authenticity must be verified by the blockchain network. This can be a major problem for protocols like LN that rely on timelocks-if a transaction isn’t confirmed before the timelock expires, the counterparty can take back some or all of the funds they previously paid.


That's because investors are excited about a major long-awaited upgrade to the Ethereum network that could improve the efficiency of transactions. Transactions placed through a central authority can take up to a few days to settle. On some blockchains, transactions can be completed in minutes and considered secure after just a few. For example, business owners incur a small fee when they accept credit card payments because banks and payment-processing companies have to process those transactions. As in the IBM Food Trust example, suppliers can use blockchain to record the origins of materials that they have purchased. When a medical record is generated and signed, it can be written into the blockchain, which provides patients with the proof and confidence that the record cannot be changed. Large international money transfers can take weeks when they go through banks, while millions of dollars of Bitcoin can be moved in minutes. Although blockchain can save users money on transaction fees, the technology is far from free.


Different exchanges have different transaction fees, withdrawal limits, payment modes, and verification processes that need to be kept in mind before users select one. Using cryptocurrency wallets for savings accounts or as a means of payment is especially profound for those without state identification. According to The World Bank, an estimated 1.3 billion adults do not have bank accounts or any means of storing their money or wealth.

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