On September 18, 2025, the Central Bank of Brazil announced the Selic rate effective through December 10. The announced rate, forecast value, and previous reference value were not provided.Data Definition: The Financial Market Forecast for the Special System for Settlement and Custody (Selic) rate refers to Brazil’s overnight interbank lending rate and serves as the country’s benchmark interest rate. Adjustments to the Selic rate are the central bank’s primary tool for macroeconomic management. The Central Bank of Brazil holds eight monetary policy meetings annually to assess economic conditions and vote on interest rate decisions.This data is assigned an importance level of 2. The rate is determined by committee voting and released monthly. The next release date was not provided.

Brazil September 2025 Selic Rate: Financial Market Forecast

Hyperliquid unlocks approximately 2.66% of its released supply at 7:30 AM UTC.

9.92MM Token Unlock

The Hyperliquid project plans to unlock 9,920,000 HYPE tokens on November 29, representing approximately 2.97% of the current circulating supply. As an innovative Web3 initiative, Hyperliquid is committed to advancing decentralized finance. With rising market demand for decentralized applications, the token unlock may impact market liquidity and price volatility. The Web3 sector is experiencing rapid growth, and project teams must respond prudently to market fluctuations.

Hyperliquid to Unlock Tokens on November 29

VeChain has unveiled plans for the Hayabusa upgrade, scheduled for December. This upgrade aims to significantly enhance both protocol performance and tokenomics, marking what the team calls the most utility-focused version of VeChain to date.

Hayabusa Upgrade

The Fusaka upgrade on the Ethereum mainnet is scheduled for activation on December 3, aiming to enhance the network's scalability and efficiency. Meanwhile, MetaMask has confirmed its token issuance plan, with the CEO hinting at a possible early launch, which could impact the DeFi sector. As a leader in blockchain technology, Ethereum has remained committed to addressing scalability challenges, and this upgrade is expected to further strengthen its position in the decentralized finance space.

Ethereum to Implement Fusaka Upgrade on December 3

Recently, Spain’s Ministry of Economic Affairs and Digital Transformation issued a significant announcement, confirming that the country will advance the adoption of the EU Markets in Crypto-Assets Regulation (MiCA) framework ahead of schedule. According to the official plan, Spain will fully implement this crypto asset regulatory system domestically by December 2025, approximately seven months earlier than the EU’s final deadline. By comparison, the other 26 EU member states are required to complete their local implementation of MiCA by July 2026. This move underscores Spain’s proactive stance on digital asset regulation and is expected to serve as a model for establishing a more regulated cryptocurrency market environment.

Spain Leads in MiCA Adoption: Crypto Asset Regulatory Framework to Be Implemented by End of 2025

Litecoin Foundation has announced that the Litewallet app will officially sunset on December 31. The app is no longer actively maintained, with only critical bug fixes addressed until that date. Support chat will also be discontinued after this deadline. Users are encouraged to transition to Nexus Wallet, with migration tools and a step-by-step guide provided within Litewallet.

Litewallet Sunsets

uShark Token has announced a token swap event on its platform, open to Metamask wallet holders. The swap will commence on March 20, 2025, and continue through December 30, 2025. The rapid advancement of Web3 technology is driving innovation in decentralized finance, with token swaps serving as a key component by offering users greater flexibility and choice.

uShark Token to Conduct Token Swap on December 30, 2025

Axelar has announced that it will provide multi-chain infrastructure support for the DAMA 2 project. DAMA 2 is a comprehensive tokenization platform jointly developed by Deutsche Bank, Memento Blockchain, and zkSync, enabling seamless distribution of tokenized assets across more than 77 blockchains. This announcement follows the release of the DAMA 2 white paper, with plans to launch the MVP during the Singapore FinTech Festival.

Axelar to Launch DAMA 2 in November 2025

The Litecoin Foundation has announced that Litewallet will be officially discontinued on December 1, 2025, and recommends users migrate to Nexus Wallet. As an early cryptocurrency, Litecoin has consistently focused on delivering efficient payment solutions. With ongoing advancements in wallet technology, the Foundation encourages users to adopt more modern wallets to enhance security and user experience. Continuous innovation in wallet technology across the crypto industry provides users with more convenient and secure asset management options.

Litecoin to Discontinue Litewallet on December 1, 2025

Her Majesty's Revenue and Customs (HMRC) has announced updated crypto asset regulatory policies, mandating that all crypto asset service providers (CASPs) must strictly implement a client transaction reporting system starting in 2026. The policy applies to every crypto asset transaction conducted by all users, including activities on Layer 1, Layer 2, and DeFi blockchain platforms.\n\nUnder these regulations, CASPs are required to accurately record and promptly report user transaction data. If a provider fails to comply with the requirements or submits false information, regulators may impose a maximum fine of £300 (approximately $398.40) per affected user. This initiative aims to promote the orderly development of the crypto market and enhance industry transparency.

UK Upgrades Crypto Regulation: New Transaction Reporting Regime to Take Effect in 2026, Maximum Fine of £300 for Violations

Major announcement: The Ethereum Foundation has officially confirmed that the 2025 Ethereum ecosystem summit, Devconnect, will be held from November 17 to 22, 2025, in Buenos Aires, Argentina—a key financial center in South America. The summit will introduce an innovative format, featuring an opening conference on the first day, followed by a six-day \"Ethereum World Expo\" and coworking collaboration spaces. The event will place special emphasis on community-driven initiatives, encouraging independent teams to organize various thematic activities, fully demonstrating the decentralized nature of the Ethereum ecosystem. The selection of Buenos Aires as the venue not only underscores Ethereum’s commitment to the South American market, but also highlights the robust growth potential of Web3 technologies in emerging markets.

Ethereum 2025 Ecosystem Summit: Devconnect Debuts in South America, Pioneering a New Wave of Web3 Innovation

The Basel Committee on Banking Supervision, the global banking regulatory authority, has announced a significant initiative to formally implement a crypto asset risk disclosure framework for banks effective January 1, 2026. The framework will introduce a standardized set of public forms and templates designed to comprehensively monitor and assess banks' risk exposures in the Web3 and crypto asset sectors. This initiative will enhance transparency for traditional financial institutions operating in digital assets and provide market participants with more robust risk assessment tools, supporting the orderly integration of TradFi and DeFi while fostering the healthy development of financial markets. The implementation of this framework signals that traditional financial regulation is proactively adapting to the new demands of the digital economy era.

Banking Sector Embraces Crypto Transformation: Basel Committee to Introduce New Crypto Asset Risk Disclosure Rules in 2026

According to the latest reports, the Swiss government has announced plans to expand the scope of automatic tax information exchange to include crypto assets within its regulatory framework. The legislation is expected to take effect on January 1, 2026. Under the new regulations, major exchanges and other financial institutions will be required to systematically collect and report information related to clients' holdings of cryptocurrencies, tokens, and other digital assets. This initiative marks a significant step forward in Switzerland’s regulation of crypto assets and is expected to enhance transparency and compliance in the digital asset market. The move is also likely to serve as an important reference for other countries considering tax regulation of crypto assets.

Switzerland to Implement Crypto Asset Tax Regulation: Mandatory Information Reporting from 2026

US Senator Cynthia Lummis delivered a significant address at the SALT Global FinTech Summit in Jackson Hole, Wyoming. She disclosed that legislative efforts to establish a regulatory framework for the cryptocurrency market are progressing steadily, with the final draft expected to be submitted to President Trump for review before Thanksgiving (November 27). This legislation will provide clearer regulatory guidance for the digital asset industry and is anticipated to lay a critical foundation for the healthy development of the Web3 ecosystem. Advancement of the bill may remove barriers for institutional investors entering the crypto market, potentially bringing new growth momentum to the industry.

Web3 Spotlight: US Crypto Regulatory Framework Nears Implementation, Senator Reveals Latest Timeline

MANTRA Chain issued a reminder for users to migrate their OM tokens to the MANTRA Chain mainnet before January 15. The migration ensures continued participation in the ecosystem as $OM transitions to its native chain.

OM Tokens Migration Ends

COTI will take part in the DevConnect event in Buenos Aires from November 17 to 22. COTI is a project focused on fintech solutions, aiming to enhance the efficiency and security of payment systems through blockchain technology. As Web3 technology continues to evolve, decentralized finance is becoming an industry trend. This event will provide COTI with a platform to showcase its innovative technology and engage with global developers on the latest industry developments.

COTI to Participate in DevConnect Event on November 22

Solana will host the Breakpoint Conference in Abu Dhabi from December 11 to 13. Solana is a high-performance blockchain platform renowned for its fast transactions and low fees. In recent years, demand for efficient blockchain solutions has increased alongside the rise of decentralized applications. The conference will focus on technological innovation and ecosystem development, offering new perspectives for the industry.

Solana to Host Breakpoint Conference on December 13

Helium will host the Helium House networking event in Abu Dhabi on December 10. This one-day gathering is designed to foster professional networking, idea exchange, and community discussion within the Helium ecosystem. Serving as a prelude to the Solana Breakpoint conference, scheduled for December 11–13, the event offers participants an excellent platform for engagement. As Web3 technology advances, projects like Helium are actively driving the development of decentralized wireless networks.

Helium to Host Abu Dhabi Meetup on December 10

The CRYPTO project will host a two-day Blockchain Week event in early December 2025. The event aims to explore the latest developments in blockchain technology and its applications across various industries. As Web3 technology continues to advance, blockchain has emerged as a key driver of the digital economy. Through this event, participants will have the opportunity to gain insights into leading trends and innovative solutions within the sector.

CRYPTO to Host Blockchain Week Event on December 3–4, 2025

Hedera will add Dynamic Address Book support (HIP-1299) with the upcoming Consensus Node v.0.68 update in December 2025. The upgrade will remove fixed node account IDs, meaning hardcoded configurations may trigger INVALID_NODE_ACCOUNT errors. Developers using older SDKs or versions with predefined node settings will need to update their configurations to ensure compatibility with the new system.

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