Do CoinJoin Mixes Really Require Equal Transaction Amounts for Privacy? Part Two: Knapsack

Although Satoshi Nakamoto’s white paper suggests that privacy was a design goal of the Bitcoin protocol, blockchain analysis can often break users’ privacy. This is a problem. Bitcoin users might not necessarily want the world to know where they spend their money, what they earn or how much they own, while businesses may not want to leak transaction details to competitors — to name some examples. But there are solutions to regain privacy, like CoinJoin. Some of the most popular mixing solutions available today use this trick, including Wasabi Wallet…

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Crypto Market Gains $17 Billion in 48 hours, Are Bulls Back?

The global crypto market cap has risen over $17 Billion USD in the last 48 hours, driving Bitcoin tantalizingly close to $9,000. Could this be an early indication that the bulls are back? Has the crypto market turned long-term bullish? In the last 48 hours, the overall crypto market cap has seen a stunning cash injection of over $17 billion USD. This could be an exciting early indicator that the pendulum of market sentiment has swung back to favor bullish traders. As of this writing, the market currently sits at…

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This Top Cryptocurrency Got 51% Attacked. Yet, It’s Up 19% And It’s a Problem

A researcher at the MIT Digital Currency Initiative discovered that Bitcoin Gold was 51 percent attacked on January 23. Yet, in the last 24 hours, the cryptocurrency has increased by 19 percent in price. In a report published on code repository GitHub, MIT DCI research assistant James Lovejoy said two seperate attacks were carried out on Bitcoin Gold blocks within a span two days. More attacks can happen and still, price of the cryptocurrency is up A 51 percent attack is quite possibly the most serious form of attack against…

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Telegram Attacks Apple, Musk on Crypto, WEF Debrief: Hodler’s Digest, Jan 20–26

Coming every Sunday, Hodler’s Digest will help you track every single important news story that happened this week. The best (and worst) quotes, adoption and regulation highlights, leading coins, predictions and much more — a week on Cointelegraph in one link. Top Stories This Week World Economic Forum debuts framework for central bank digital currency It was a c-c-c-cold week in Davos, but Cointelegraph’s reporters wrapped up warm to bring you all the news from the World Economic Forum. One particularly big announcement saw the WEF unveil a central bank…

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2019 Saw Most Exchange Attacks Ever, With Hackers Becoming More Savvy

As cryptocurrency exchanges beef up their security to defend themselves against cyberattacks, hackers are responding in kind by amping up their techniques — and the data shows that they’re finding success. Cryptocurrency exchanges faced more successful attacks in 2019 than in any other year since bitcoin began trading on public exchanges in 2011, according to data compiled for a recent report from blockchain analytics firm Chainalysis. While the 11 attacks recorded in 2019 nearly doubled those conducted in 2018, the total damage ($282.6 million stolen in cryptocurrency in 2019 versus…

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Bitcoin is the Only Asset With “Sharpe Ratio” More Than 1: PlanB

Bitcoin Twitter commentator PlanB has claimed that BTC is the only asset that has a Sharpe ratio of greater than 1. The Sharpe ratio describes the increased rate of return received for the extra volatility sustained when holding a riskier type of asset. Risk vs. Reward To understand the Sharpe ratio, one must take into consideration the returns of holding a risk-free asset, compared to holding a riskier asset with higher returns. In this case, a risk-free asset is considered something like a US treasury T-Bill, which is backed by…

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This Eerie Fractal Shows Why Bitcoin’s Price Could Soon Crash By 20%

Over the past week, Bitcoin (BTC) has started to show signs of weakness after a 40% uptrend in a month. Since establishing a $9,200 multi-month around seven days ago, the price of the leading digital asset has plummeted by 11% to $8,200, where it trades as of the time of writing this. Although the price drop has seemingly found a local bottom, with the selling pressure abating, an eerie fractal proposed by a top Bitcoin analyst says it’s only a matter of time before BTC falls dozens of percent from…

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LinkedIn Co-Founder Blue Outlines Risks of Blockchain Sexism: WEF

Women are still at risk of being excluded from jobs in fast-growing careers like blockchain and artificial intelligence (AI), a LinkedIn co-founder warned. Allen Blue, co-founder of major professional social network LinkedIn, has raised concerns about occupational inequality in industries like blockchain at the World Economic Forum annual meeting in Davos on Jan. 24. The executive delivered his remarks on the issue in an interview with Abu Dhabi-based news agency The National. The LinkedIn co-founder urged the global community to take measures to prevent the further extension of the gender…

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