Jack Dorsey’s Block Bitkey Bitcoin Wallet Comes to Market in More Than 95 Countries


The app and hardware device form two of the three keys used to secure a customer’s bitcoin, with the third stored on Bitkey’s servers. The third key is used to verify transactions made by customers using only their phone (when they don’t have the hardware device to hand) and to recover their wallet if they lose their phone, device or both.

Cathie Wood’s ARK Invest Sells Another $24.3M of Coinbase Shares


The sale of 180,422 shares would have brought in $24.3 million at the closing price of $134.63. They rose as high as $147.86 on Tuesday. The sales took place from the Innovation (ARKK), Next Generation Internet (ARKW) and Fintech Innovation (ARKF) exchange-traded funds (ETFs), according to an emailed statement.

Bitcoin Core’s ‘v26.0’ Upgrade Aims to Impede Eavesdropping, Tampering


“This proposal for a new P2P protocol version (v2) aims to improve upon this by raising the costs for performing these attacks substantially, primarily through the use of unauthenticated, opportunistic transport encryption,” according to the proposal. A key benefit is that “encryption, even when it is unauthenticated and only used when both endpoints support v2, impedes eavesdropping by forcing the attacker to become active.”

Societe Generale-Backed Euro Stablecoin EURCV Starts Trading on Bitstamp


The listing on Luxembourg-based Bitstamp extends its access to retail traders and marks the first occasion a euro stablecoin issued by a fully regulated bank is available on a cryptocurrency exchange. The stablecoin market is dominated by crypto-native firms like Tether, developer of developers of USDT, and Circle, with USDC, both of which are pegged to the U.S. dollar.

U.S. Crypto Lobbying on Course for Record Spend This Year


As in 2022, crypto exchange Coinbase (COIN) is the biggest spender, with $2.16 million. Crypto.com owner Foris DAX, Binance and the crypto trade group the Blockchain Association are other big spenders. None of the organizations immediately responded to CoinDesk’s request for comment.

Investment Giant Franklin Templeton’s CEO Holds Bitcoin, Ether and Other Tokens in Her Portfolio: Report


“They’re all standard: ethereum, a little bitcoin, SushiSwap, Uniswap. I have a couple of different things like that,” she said. Johnson has spoken bullishly about the prospects of blockchain technology in disrupting the financial system but referred to bitcoin as a distraction” from this.

Soccer Star Cristiano Ronaldo Faces $1B Class Action Suit Over Binance Endorsement


“Mr. Ronaldo’s promotions were published on public websites, television and social media accounts accessible to plaintiffs nationwide, including in Florida,” the suit reads. “On information and belief, in exchange for his services, Mr. Ronaldo received a substantial total compensation package which likely included compensation in the form of digital assets transmitted through the Binance platforms.”

Cathie Wood’s ARK Invest Offloads a Further $4.7M Worth of Coinbase Shares


The crypto exchange’s Nasdaq-listed shares reached their highest level since April 2022 at the start of the week, touching $119.77 on Monday. They fell 2.43% on Thursday to close at $124.72, but nonetheless remain at 19-month highs.

Bitcoin Going From Boiling the Oceans to Draining Them, According to Critic


The findings have an echo of De Vries’ previous criticisms of Bitcoin, which have hitherto centered on the electricity usage of bitcoin mining. His tech research site Digiconomist, for example, keeps a log of the footprint of each bitcoin transaction, putting it on par with “808,554 Visa transactions or 60,802 hours of watching Youtube.”

ARK Invest Sells Another $5M of Coinbase Shares; Buys Robinhood, SoFi


Cathie Wood’s investment management firm ARK Invest sold a further $5 million worth of Coinbase (COIN) stock on Wednesday while buying $2 million of shares in trading platform Robinhood (HOOD) and $1.5 million of online bank SoFi Technologies (SOFI).

ARK Invest Sold $5M Worth of Grayscale Bitcoin Trust Shares Last Week


The discount shrank to 8.6% on Friday, the lowest since July 2021, in a sign of escalating optimism that a spot bitcoin exchange-traded fund (ETF) will finally be approved in the U.S. Analysts attributed the improvement to Grayscale’s meeting with the Securities and Exchange Commission (SEC) about turning the trust into a spot ETF. The discount hit a record low of almost 50% last December.

Sam Bankman-Fried Used Mackerel to Pay For a Haircut in Brooklyn Detention Center: WSJ


With smoking now banned, the age-old practice of paying for certain goods and services with cigarettes in prisons has given way to trading preserved fish. Bankman-Fried traded some pouches of “macks” for a haircut, the WSJ reported, citing people familiar with the matter.

South Korea to Pilot CBDC With 100,000 Citizens in 2024: Report


The BOK sees a CBDC as a potential answer to problems with existing government-issued grant systems, such as childcare vouchers or payments during the COVID-19 pandemic. The issues with existing systems include high transaction fees, slow settlement and fraud concerns.