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@ dfa02707:41ca50e3
2025-04-21 13:43:34News
- Bitcoin mining centralization in 2025. According to a blog post by b10c, Bitcoin mining was at its most decentralized in May 2017, with another favorable period from 2019 to 2022. However, starting in 2023, mining has become increasingly centralized, particularly due to the influence of large pools like Foundry and the use of proxy pooling by entities such as AntPool.
Source: b10c's blog.
- OpenSats announces the eleventh wave of Nostr grants. The five projects in this wave are the mobile live-streaming app Swae, the Nostr-over-ham-radio project HAMSTR, Vertex—a Web-of-Trust (WOT) service for Nostr developers, Nostr Double Ratchet for end-to-end encrypted messaging, and the Nostr Game Engine for building games and applications integrated with the Nostr ecosystem.
- New Spiral grantee: l0rinc. In February 2024, l0rinc transitioned to full-time work on Bitcoin Core. His efforts focus on performance benchmarking and optimizations, enhancing code quality, conducting code reviews, reducing block download times, optimizing memory usage, and refactoring code.
- Project Eleven offers 1 BTC to break Bitcoin's cryptography with a quantum computer. The quantum computing research organization has introduced the Q-Day Prize, a global challenge that offers 1 BTC to the first team capable of breaking an elliptic curve cryptographic (ECC) key using Shor’s algorithm on a quantum computer. The prize will be awarded to the first team to successfully accomplish this breakthrough by April 5, 2026.
- Unchained has launched the Bitcoin Legacy Project. The initiative seeks to advance the Bitcoin ecosystem through a bitcoin-native donor-advised fund platform (DAF), investments in community hubs, support for education and open-source development, and a commitment to long-term sustainability with transparent annual reporting.
- In its first year, the program will provide support to Bitcoin hubs in Nashville, Austin, and Denver.
- Support also includes $50,000 to the Bitcoin Policy Institute, a $150,000 commitment at the University of Austin, and up to $250,000 in research grants through the Bitcoin Scholars program.
"Unchained will match grants 1:1 made to partner organizations who support Bitcoin Core development when made through the Unchained-powered bitcoin DAF, up to 1 BTC," was stated in a blog post.
- Block launched open-source tools for Bitcoin treasury management. These include a dashboard for managing corporate bitcoin holdings and provides a real-time BTC-to-USD price quote API, released as part of the Block Open Source initiative. The company’s own instance of the bitcoin holdings dashboard is available here.
Source: block.xyz
- Bull Bitcoin expands to Mexico, enabling anyone in the country to receive pesos from anywhere in the world straight from a Bitcoin wallet. Additionally, users can now buy Bitcoin with a Mexican bank account.
"Bull Bitcoin strongly believes in Bitcoin’s economic potential in Mexico, not only for international remittances and tourism, but also for Mexican individuals and companies to reclaim their financial sovereignty and protect their wealth from inflation and the fragility of traditional financial markets," said Francis Pouliot, Founder and CEO of Bull Bitcoin.
- Corporate bitcoin holdings hit a record high in Q1 2025. According to Bitwise, public companies' adoption of Bitcoin has hit an all-time high. In Q1 2025, these firms collectively hold over 688,000 BTC, marking a 16.11% increase from the previous quarter. This amount represents 3.28% of Bitcoin's fixed 21 million supply.
Source: Bitwise.
- The Bitcoin Bond Company for institutions has launched with the aim of acquiring $1 trillion in Bitcoin over 21 years. It utilizes secure, transparent, and compliant bond-like products backed by Bitcoin.
- The U.S. Senate confirmed Paul Atkins as Chair of the Securities and Exchange Commission (SEC). At his confirmation hearing, Atkins emphasized the need for a clear framework for digital assets. He aims to collaborate with the CFTC and Congress to address jurisdiction and rulemaking gaps, aligning with the Trump administration's goal to position the U.S. as a leader in Bitcoin and blockchain finance.
- Ethereum developer Virgil Griffith has been released from custody. Griffith, whose sentence was reduced to 56 months, is now seeking a pardon. He was initially sentenced to 63 months for allegedly violating international sanctions laws by providing technical advice on using cryptocurrencies and blockchain technology to evade sanctions during a presentation titled 'Blockchains for Peace' in North Korea.
- No-KYC exchange eXch to close down under money laundering scrutiny. The privacy-focused cryptocurrency trading platform said it will cease operations on May 1. This decision follows allegations that the platform was used by North Korea's Lazarus Group for money laundering. eXch revealed it is the subject of an active "transatlantic operation" aimed at shutting down the platform and prosecuting its team for "money laundering and terrorism."
- Blockstream combats ESP32 FUD concerning Jade signers. The company stated that after reviewing the vulnerability disclosed in early March, Jade was found to be secure. Espressif Systems, the designer of the ESP32, has since clarified that the "undocumented commands" do not constitute a "backdoor."
- Bank of America is lobbying for regulations that favor banks over tech firms in stablecoin issuance. The bank's CEO Brian Moynihan is working with groups such as the American Bankers Association to advance the issuance of a fully reserved, 1:1 backed "Bank of America coin." If successful, this could limit stablecoin efforts by non-banks like Tether, Circle, and others, reports The Block.
- Tether to back OCEAN Pool with its hashrate. "As a company committed to financial freedom and open access, we see supporting decentralization in Bitcoin mining as essential to the network’s long-term integrity," said Tether CEO Paolo Ardoino.
- Bitdeer to expand its self-mining operations to navigate tariffs. The Singapore-based mining company is advancing plans to produce machines in the U.S. while reducing its mining hardware sales. This response is in light of increasing uncertainties related to U.S. trade policy, as reported by Bloomberg.
- Tether acquires $32M in Bitdeer shares. The firm has boosted its investment in Bitdeer during a wider market sell-off, with purchases in early to mid-April amounting to about $32 million, regulatory filings reveal.
- US Bitcoin miner manufacturer Auradine has raised $153 million in a Series C funding round as it expands into AI infrastructure. The round was led by StepStone Group and included participation from Maverick Silicon, Premji Invest, Samsung Catalyst Fund, Qualcomm Ventures, Mayfield, MARA Holdings, GSBackers, and other existing investors. The firm raised to over $300 million since its inception in 2022.
- Voltage has partnered with BitGo to [enable](https://www.voltage.cloud/blog/bitgo-and-voltage-team-up-to-deliver-instant-bitcoin-and-stabl