Tag: double-spend
The Bitcoin Cash network will undergo a scheduled upgrade on May 15th 2023. Bitcoin Cash Node team members, John Nieri and Imaginary_Username, join Hayden Otto to discuss new features …
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In a major blow to BTC security, we demonstrate how standard off-the-shelf wallets can purchase goods and trivially reverse the transaction upon leaving the store. The ability to double …
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What is a 51% attack and why is it only possible with Proof-Of-Work cryptocurrencies like Bitcoin and ZenCash? Lets review how all PoW coins can be the victim of …
A dubious blockchain fork, Bitcoin Gold, came under attack recently as a powerful miner reversed their confirmed transaction. How did this happen, and what does this mean for other …
As a forthcoming coin with a privacy option, Zcash has some wondering how it compares to Dash. Using her six metrics of long-term success, Amanda B. Johnson compares fundamentals …
