Author name: Mark Medrano

How ​​Ethereum’s ImportPrivateKey Function Gets an Address from a Vanity-Generated Private Key When you use a vanity-generated private key (such as one created with the `vanitygentool) in Ethereum to import a private key into your wallet or contract, there are several scenarios in which it is possible to get the address associated with that private …

Ethereum: How does ImportPrivateKey get the Address if I don’t explicitly send it? Read More »

Using BTC-e in the United States: A Guide to Depositing and Withdrawing USD As a US resident, navigating cryptocurrency exchanges can be challenging due to various regulations and restrictions. One popular exchange that allows users to hold multiple cryptocurrencies, including Bitcoin (BTC), is BTC-e. In this article, we will explore how to use BTC-e in …

Ethereum: Using btc-e in the United States and depositing/withdrawing USD into btc-e? Read More »

Fork Detection Using Bitcoin-CLI: A Step-by-Step Guide Mastering cryptocurrencies can be a complex and difficult process. As the most widely used platform for blockchain development, it is essential for any developer or researcher to understand how to detect forks using Bitcoin-CLI. In this article, we will explain how to set up possible Bitcoin-CLI scripts. What …

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Bitcoin: Is There Still a Digital Signature Loophole in Bitcoin Transactions? The fascinating world of digital signatures and their implications on Bitcoin transactions. While the underlying technology behind Bitcoin has matured significantly, the concept of a “digital signature loophole” still exists. In this article, we’ll delve into the details of this issue and explore how …

Bitcoin: Is there still a digital signature loophole in Bitcoin transactions? Read More »

Here is a draft article based on your request: Using `has_one” in Solana: An Additional Hidden Signer Requirement In the Solana domain, accounts can be defined with various constraints to ensure proper authorization and functionality. One such constraint is the use ofhas_one”, which allows developers to specify that an account must have exactly one child …

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Confusion when creating an Ethereum contract: I’m not sure when my contract was deployed As a user of the popular Ethereum blockchain, I recently found myself in a difficult situation. After deploying a new contract to Fuji Testnet about 3 hours ago, I made a critical error that left me perplexed. The address associated with …

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Hash Target: A Critical Misunderstanding in the Bitcoin Ecosystem For more than a decade, Bitcoin users have relied on two key principles to protect their decentralized network: block time and hash target. However, a closer look at these rules reveals a potential flaw that could compromise the integrity of the blockchain. The Bitcoin white paper …

Ethereum: Isn’t Bitcoin’s hash target supposed to be a power of 2? Read More »

The AI ​​Revolution in Financial Regulation: Will Blockchain Meet Its Match? As the world of finance continues to evolve at a rapid pace, artificial intelligence (AI) is transforming various aspects of the industry. One area that has attracted a lot of attention is financial regulation. The integration of AI and blockchain technology could potentially revolutionize …

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The Value of Authenticity in the Age of AI-Generated NFTs In recent years, non-fungible tokens (NFTs) have become a dominant force in the world of digital art. Created by artists, musicians, and designers using blockchain technology, these unique digital assets are bought, sold, and traded as physical collectibles. However, with the rise of AI-generated NFTs, …

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The Uncertainty of Bitcoin Transactions Without Transaction Fees Bitcoin, one of the most widely accepted cryptocurrencies, has long been shrouded in controversy. Among its many aspects, one topic that sparks debate is the inclusion of transactions without transaction fees within the blockchain network. In this article, we’ll delve into whether a lack of transaction fees …

Bitcoin: Will a transaction without transaction fee be ignored indefinitively and never put in the blockchain? Read More »