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MetaMask Adds New Anti-Scam Protection Feature, Can Automatically Revert Transactions That Don't Match Preview

Odaily Report: Crypto wallet MetaMask has launched new anti-scam protection features that alert users on mobile and browser extensions about risks including impersonation addresses, investment and romance scams, as well as the risk of transferring funds to a first-time recipient address.The newly added Added Protection feature can automatically revert transactions that don't match the transaction preview. It is initially launching on browser extensions, with mobile support to follow. MetaMask also uses AI to identify phishing, scams, and malicious transaction behavior. (Decrypt)

Brent crude breaks above $100, Polymarket bets odds of hitting $100 this month rise to 59%

Odaily News: Brent crude was reported at $101.09 on Wednesday morning, up 3.2% on the day, marking its first time above $100 in six weeks; West Texas Intermediate crude was at $96.27. Saudi officials said Houthi militants attacked Saudi oil facilities on Tuesday morning, injuring 73 people.The U.S. Central Command destroyed five Iranian oil tankers the same day, following an attack on three on Saturday, in response to an Iranian ballistic missile strike on a U.S. warship. The crude oil market has been repricing following the escalation of related events.In Myriad's market on whether crude first hits $120 or falls to $55, the probability for the $120 side is 56.5%, up 15.1 percentage points from early September; the market has seen $12.7 million in trading volume since March. Polymarket data shows the probability of WTI hitting $100 this month is 59%, up 9 percentage points, while the probability of hitting $105 is 30%, up 25 percentage points.On Polymarket, the probability of WTI falling to $85 this month has dropped to 39%, down 33 percentage points from the previous reading, with probabilities for all levels below $85 under 10%; the probability for $55 is 1%. U.S. diesel prices rose to $5.94 per gallon on Wednesday, surpassing last week's high, while the average gasoline price stood at $4.22. (Decrypt)

Brazil's crypto market reaches $98.7 billion in 2025, with banks expanding client services while holding zero proprietary positions

Odaily News: Brazil's cryptocurrency market recorded a trading volume of 505.5 billion reais in 2025, approximately $98.7 billion, representing a more than fivefold increase from 94.9 billion reais in 2020. Corporate-related transactions totaled 497 billion reais, accounting for 98.3% of the total tracked by Brazil's Federal Revenue Service, with individual investors accounting for the remainder.Itaú, Brazil's largest bank by assets under management, now offers 15 crypto assets through its investment app, including Bitcoin, Ethereum, and the USD-pegged stablecoin USDC. Fintech company Nubank lists 28 crypto assets, while Banco do Brasil has seen trading volume exceed 11 million reais since opening direct trading in Bitcoin and Ethereum in January.Filings with the Central Bank of Brazil through March 2026 show that Brazilian banks hold no proprietary virtual asset positions, but may custody and process crypto assets on behalf of clients. Since 2025, Itaú, Bradesco, Santander, Banco do Brasil, and Nubank have all expanded their crypto asset service offerings.Brazil passed the Virtual Asset Legal Framework in 2022 and issued three regulatory resolutions in November 2025, requiring institutions providing crypto asset trading, custody, or transfer services to obtain licenses, meet minimum capital requirements, and maintain segregated client accounts, with a compliance deadline of October 30, 2026. Banco Safra issued the USD-pegged stablecoin Safra Dólar in September 2025, with the bank providing self-custody. (Decrypt)

Pencil Finance completes $1 million in fully on-chain student loan financing and repayment cycle

Odaily News: Decentralized lending protocol Pencil Finance has completed the fundraising, disbursement, repayment tracking, and fund return of a $1 million student loan portfolio entirely on-chain, constituting a full financing and repayment cycle. Animoca Brands, Open Campus, and NewCampus provided funding for this portfolio in July 2025.Education financing company ErudiFi disbursed the majority of funds through student loans and tuition financing in Southeast Asia, covering markets such as Indonesia and the Philippines. The portfolio ran for 12 months, supporting more than 6,600 students across 118 schools and universities, with approximately 1,050 students receiving funding directly attributable to Pencil Finance.Investors were split into senior and subordinated tranches — the former receiving fixed returns with priority repayment rights, while the latter earned variable returns and bore the first losses from defaults. Pencil Finance claims this is the first fully on-chain student loan cycle, but did not disclose interest rates, investor yields, default rates, or blockchain transaction records. (Decrypt)

G7 urges immediate migration to post-quantum cryptography; Bitcoin, Ethereum, and Solana developers have tested defense solutions

: The G7 cybersecurity working group stated in its latest report that quantum computing poses both a security threat and an economic threat to public and private institutions, and related organizations should immediately begin migrating to post-quantum cryptography (PQC).The working group noted that the migration process could take several years, as attackers can already collect and store encrypted data today and decrypt it once sufficiently powerful quantum computers emerge. Quantum computing could also break digital signatures, leading to identity theft and exposing companies and their supply chains.The report did not mention cryptocurrencies, but similar public-key cryptography is used for blockchain wallets and transaction authorization. Current quantum computers are not yet capable of breaking Bitcoin's cryptography, but developers are considering post-quantum solutions such as BIP-360.Ethereum researchers plan to replace multiple cryptographic components used by accounts, validators, and applications. The Solana Foundation has tested post-quantum signatures on its testnet and launched an optional hash-based vault. The G7 working group also urged governments to support related research, public-private cooperation, and national PQC strategies. (Decrypt)

Polymarket Launches Crypto Perpetual Contracts with Up to 20x Leverage

Odaily News - Prediction market platform Polymarket launched its perpetual contract product, Polymarket Perps, on September 3. The initial offering covers 10 contracts including Bitcoin, Ethereum, Solana, HYPE, Gold, Silver, WTI Crude Oil, S&P 500, Nasdaq 100, and a contract tracking SpaceX stock, expanding to 67 markets within hours.The product has no expiration date, with contract prices continuously tracking the underlying assets. It maintains anchoring to spot prices through funding rates settled hourly, with funding rate caps at 4% per hour in both directions. Cryptocurrencies, the S&P 500, crude oil, gold, and silver support up to 20x leverage, while individual stocks and other real-world assets support up to 10x.U.S. traders are unable to place Perps orders and will be directed to Polymarket US, which is regulated by the Commodity Futures Trading Commission (CFTC). This arrangement stems from Polymarket's 2022 settlement with the CFTC, in which the company was fined $1.4 million for operating an unregistered swap execution facility and was required to cease related non-compliant contracts. (Decrypt)

OpenReserve receives preliminary approval for full-service national bank, must raise $210 million and maintain 12% Tier 1 leverage ratio

Odaily News: Blockchain-native fintech startup OpenReserve received preliminary conditional approval from the U.S. Office of the Comptroller of the Currency (OCC) on September 2 to establish a full-service national bank in Salt Lake City, Utah. The approval process took less than five months, with OpenReserve submitting its application on April 13.OpenReserve must raise at least $210 million in initial paid-in capital within 12 months and maintain a minimum Tier 1 leverage ratio of 12% for three years after opening. It must also commence operations within 18 months, or the approval will lapse. The relevant deadlines are September 2027 and March 2028, respectively.OpenReserve plans to offer tokenized deposits, treasury management, foreign correspondent banking, and Banking-as-a-Service for institutional clients. The full-service national bank charter, upon final approval, would allow it to accept deposits and conduct lending activities.OpenReserve previously completed a $25 million seed funding round led by a16z crypto, with participation from Coinbase Ventures, Jump Capital, and Wintermute Ventures, among others. The company plans to establish a wholly-owned subsidiary to issue and redeem dollar-denominated, reserve-backed stablecoins, but that subsidiary has not yet filed an application with the OCC. (Decrypt)

Michigan judge prohibits Kalshi from offering sports betting contracts locally, with a $500,000 daily fine for violations.

According to Decrypt, Ingham County Circuit Court Judge Rosemarie Aquilina has issued a preliminary injunction against prediction market platform Kalshi, ordering it to stop offering sports betting-related contracts to Michigan residents. The court determined that Kalshi's relevant operations are essentially "sports betting disguised as investment opportunities."

FBI seizes approximately $560,000 in cryptocurrency and takes control of Hamas fundraising website

Odaily News: The U.S. Federal Bureau of Investigation (FBI) has seized approximately $560,000 in cryptocurrency and taken control of the domain and servers of a fundraising website linked to Hamas. The U.S. Department of Justice stated that these funds were allegedly intended for use by Hamas's military wing, Al Qassam Brigades.Investigators tracked and confiscated the relevant crypto assets based on three seizure warrants issued on March 25, June 25, and October 10, 2025. Court documents show that the assets involved include Bitcoin, Ethereum, Wrapped Ethereum, Tether (USDT), and TRON (TRX), distributed across 18 addresses controlled by Tether and 3 Binance accounts.According to court documents, encrypted chat groups had directed supporters to visit AlQassam.ps and solicited donations via rotating wallet addresses. After the FBI took over the relevant domain and servers, it obtained information on thousands of individuals who had contacted Hamas to inquire about making donations. (Decrypt)

Goldman Sachs, Bank of America, and 21 Other Financial Institutions to Jointly Launch a U.S. Dollar Stablecoin, Planned for Launch in the First Half of 2027

Odaily News: Goldman Sachs, Bank of America, Citigroup, and 21 other financial institutions announced on Tuesday their commitment to form a company that will jointly issue a U.S. dollar stablecoin, with plans to launch in the first half of 2027. The company is expected to be established in the second half of 2026, though the name has yet to be determined and closing conditions must still be met.The alliance's membership spans North America, Europe, East Asia, the Middle East, and Africa, more than doubling the initial 10 institutions that first explored the initiative in October 2025. The stablecoin will target wholesale, institutional, and retail markets, with initial use cases including cross-border payments and digital asset settlement.This stablecoin constitutes a liability of the commercial company, backed by reserve assets held by banks, and does not involve the Federal Reserve's balance sheet. The project plans to comply with the U.S. GENIUS Act and, where applicable, the EU's MiCA framework. Following the launch of the U.S. dollar stablecoin, a euro version will be issued, with subsequent expansion to other G7 currencies. (Decrypt)

Crypto industry stakeholders submit differentiated rule proposals to SEC on novel ETF regulation

Odaily News Crypto enterprises, asset managers, market makers, and consumer advocacy groups have submitted comments to the U.S. Securities and Exchange Commission (SEC) in response to its request for input on the regulatory framework for "novel ETFs," covering exchange-traded products such as crypto assets, private assets, event contracts, and leveraged strategies.Crypto industry organization Crypto Council for Innovation (CCI) recommended extending certain regulatory accommodations applicable to ETFs to non-ETF exchange-traded products. Venture capital firm Andreessen Horowitz (A16z) stated that the SEC should assess products based on their underlying assets and risk profiles, rather than treating all novel ETFs as a single category.Grayscale opposed adding new portfolio restrictions for mature digital asset products, while Chainalysis suggested leveraging public blockchains to enable real-time monitoring and verifiable disclosures. Kalshi expressed support for including event contracts in registered funds, whereas consumer advocacy group Public Citizen opposed offering event contract ETFs to retail investors. The SEC will evaluate whether to adopt a unified regulatory framework or craft separate rules based on product structure and risk. (Decrypt)

AI billionaires pour billions into securing data centers as poll opposition rises to 61%

According to Decrypt, Build American AI, an advocacy group under the super PAC "Leading the Future" backed by Marc Andreessen, Ben Horowitz, and OpenAI President Greg Brockman, has announced it will invest millions of dollars in advertising across Kansas, Ohio, and Wisconsin to strongly support data center construction. However, a recent poll from the Annenberg Public Policy Center shows that 61% of U.S. respondents oppose building new data centers locally, a significant rise from 49% earlier this year. A majority opposed the projects across all major political affiliations, with Democrats at 69%, Republicans at 54%, and Independents at 53%. President Trump commented on the matter, stating that communities resisting data centers would be "backward and poor," and warned that China is eager to see this backlash. Currently, New York has imposed a moratorium on hyperscale data centers, Texas has halted approvals, and multiple cities have followed with bans. According to Data Center Watch, approximately $130 billion in projects faced obstacles or delays in the first quarter of 2026.

South Korean police arrest 4 Uzbek nationals for transferring funds to a Syrian terrorist organization and purchasing vehicles

Odaily News – The Gwangju Metropolitan Police Agency in South Korea arrested 4 Uzbek nationals in April under the Prohibition of Funding for Terrorist Acts Act. Among them, the principal suspect has been indicted, detained, and is standing trial, while the other 3 are under investigation without detention; one individual has been placed on an Interpol Red Notice.Police allege that between August 2024 and April 2025, the principal suspect transferred 4,267 USDT in 7 separate transactions to Katibat Tawhid wal Jihad (KTJ), a Syria-based organization. Founded in 2014, KTJ is primarily composed of Central Asian militants and has been designated as a terrorist organization by both the United Nations and the United States.The investigation shows that the principal suspect also received cryptocurrency from KTJ and used it to purchase 11 used cars and 2 excavators, with a total value of 170 million KRW (approximately $121,000), and shipped the vehicles to Syria. The other 3 individuals are suspected of assisting with the procurement and export.Police stated that this case, which involves receiving cryptocurrency from a terrorist organization, purchasing and supplying vehicles, is the first of its kind in South Korea. The investigation also revealed that the principal suspect used 3 personal wallets and deposited vehicle payments into an account under his spouse's name. The case remains under investigation. (Decrypt)

Offshore crypto perpetual contract trading volume reaches $9 trillion, former SEC and CFTC officials call for reduced regulatory burden

Odaily News: The U.S. Securities and Exchange Commission (SEC) and the U.S. Commodity Futures Trading Commission (CFTC) are advancing cryptocurrency regulatory rulemaking, having solicited public comments on the definitions of swaps, security-based swaps, and emerging products, as well as on the boundaries of regulatory jurisdiction.Former CFTC Chairman Chris Giancarlo, former CFTC commissioners Brian Quintenz and Sharon Brown-Hruska, and former SEC commissioner Steven Wallman, among others, stated in a joint letter supported by Kalshi that similar risks should be subject to similar regulation, avoiding overlapping rules that increase compliance costs.Kalshi estimates that offshore perpetual contract trading volume will exceed $9 trillion in 2025, up from approximately $2.8 trillion two years ago. Chris Giancarlo said that if U.S. regulation is calibrated to actual risk rather than maximum burden, related liquidity could flow back to the United States.Last week, the SEC submitted proposed revisions to custody rules for investment advisers and investment companies to the White House Office of Information and Regulatory Affairs (OIRA) for review, aiming to clarify requirements for regulated investment institutions providing digital asset custody services. The SEC's "Reg Crypto" proposal has been published in the Federal Register, with public comments open until October 20. (Decrypt)

Strategy Bitcoin holdings profit exceeds $2.8 billion, holding 840,400 BTC

Odaily News – Enterprise software company Strategy holds 840,400 BTC valued at approximately $66.4 billion. Based on a Bitcoin price of roughly $79,007, this represents an increase of about 4.4% from the average purchase cost of $75,653, with paper profits exceeding $2.8 billion.Michael Saylor posted a holdings chart on Sunday with the caption "We're Back." Strategy has not added to its Bitcoin position for about two months and typically discloses weekly purchases on Monday mornings; this post did not indicate whether a purchase is imminent.Strategy recently raised $334 million by selling MSTR stock without touching its Bitcoin holdings; in recent months, it has also sold small amounts of Bitcoin to pay preferred stock dividends and fund share buybacks. (Decrypt)

Solana Governance Vote Passes Emission Reduction Proposal, 1.5% Issuance Floor Brought Forward to 2029

Odaily News: Solana validators have completed the network's first binding on-chain governance vote. Proposal SGP-0002 "Double Disinflation" passed with 67.0% support, slightly above the 66.67% threshold required for approval. During the voting period, cryptocurrency exchange Kraken had consistently voted against the proposal but switched to a supporting vote at the last moment.The proposal increases the annual disinflation rate of new SOL issuance from 15% to 30%, bringing the fixed 1.5% issuance floor forward to 2029, ahead of the original timeline of 2032. Over the next six years, approximately 18.9 million fewer SOL are expected to be issued.SGP-0001 "Solana Constitution" passed with 86.0% support by staked stake, officially establishing the framework for future governance voting mechanisms. Following the disinflation adjustment, staking yields are expected to decline from the current rate of approximately 5.25% to around 2.25% within three years.SGP-0003 "Resource and Inclusion Fee" did not pass, receiving 53.9% support, below the two-thirds threshold. The proposal had sought to split transaction fees into base inclusion fees and resource fees, while increasing the daily burn amount from approximately 650 SOL to a maximum of 9,000 SOL. (Decrypt)

Charles Schwab Plans to Add Solana, Avalanche, and Chainlink Trading in the Coming Months

Odaily News Financial services company Charles Schwab has announced plans to add Solana, Avalanche, and Chainlink to its cryptocurrency trading platform in the coming months, though a specific launch date has not yet been announced. The platform began offering direct Bitcoin and Ethereum trading to select eligible retail clients in May 2026.Clients can buy and sell these cryptocurrencies through the company's website, mobile app, and the thinkorswim trading platform, with a fee of 0.75% per transaction, equivalent to $7.50 for a $1,000 trade. Previously, clients primarily gained exposure to cryptocurrencies through exchange-traded products and shares of companies such as Coinbase and Strategy.Joe Vietri, Head of Digital Assets at Charles Schwab, stated that this expansion will increase options for clients to allocate digital assets. CEO Rick Wurster indicated in 2025 that the company is exploring the launch of a U.S. dollar-pegged stablecoin, though no related product has been announced to date. (Decrypt)

ChatGPT Work Adds Persistent Login Feature, Security Concerns Spark Controversy

According to Decrypt, OpenAI updated the ChatGPT Work browser on August 25 to introduce an agent auto-login feature. Users need only authenticate once on a given website, after which the agent will remain logged in and can continuously execute tasks without supervision. OpenAI stated that the model does not capture or store user passwords, is never used for training, and supports password managers to complete the login step. However, the feature has sparked security controversies—persistent logins mean the agent retains account access equivalent to the user's until the user manually clears the browsing history. OpenAI's existing security measures only safeguard the password itself and do not cover session permissions granted after authentication. Incidents earlier involving approximately 1,200 OpenAI agents breaching testing environments and gaining unauthorized access to Hugging Face production servers have further intensified external concerns regarding the security boundaries of unsupervised AI agents. The feature is now live on both the ChatGPT Work web and mobile versions. Users can clear sessions on a per-site basis via Settings > Cloud Browser.

Sparrow Wallet Releases Version 2.5.4, AI-Assisted Code Review Fixes Multiple Security Vulnerabilities

According to Decrypt, privacy-focused Bitcoin wallet Sparrow Wallet released version 2.5.4 on August 28. Developer Craig Raw stated that the update was driven by an AI-assisted code review, with the majority of fixes originating from it. This review was prompted by the recent seed generation code vulnerability exploit affecting Coldcard, as well as the release of unrestricted AI models in China, which has significantly enhanced vulnerability scanning capabilities across large codebases. Key updates include: validating the authenticity of transactions returned by Electrum servers, enforcing stricter BitBox02 hardware wallet security requirements (firmware v9.4.0 or higher required), patching local DNS leaks, and masking sensitive credentials in debug logs. Raw noted that there are no indications of any exploits being leveraged, user funds remain secure, and he still advises all users to update at their earliest convenience.

Grayscale launches Zcash ETF, trading on NYSE Arca following key privacy vulnerability fix

Odaily News - Digital asset manager Grayscale's Zcash ETF began trading on NYSE Arca on Tuesday under the ticker ZCSH. The product is the world's first exchange-traded product offering spot exposure to Zcash, allowing investors to track ZEC prices through securities accounts without needing to directly purchase or store the token.ZCSH was formerly known as the Grayscale Zcash Trust, established in October 2017 through a private placement. Grayscale filed an application with the U.S. Securities and Exchange Commission in November 2025 to convert the trust into an ETF, with shareholders holding shares that track the fund's ZEC holdings rather than holding ZEC directly.In May of this year, security researcher Taylor Hornby, using Anthropic's Claude Opus 4.8, discovered a vulnerability in Zcash's Orchard shielded pool that had existed for four years, which could potentially allow attackers to mint counterfeit ZEC. Developers deployed an emergency patch on June 1, but due to privacy mechanisms, it was not possible to cryptographically confirm whether the vulnerability had been exploited.Zcash activated the Ironwood upgrade in July, replacing Orchard with a new shielded pool and introducing accounting rules that limit the amount of ZEC exiting the old shielded pool to no more than the amount entering. Grayscale stated it will monitor the adoption of the Ironwood upgrade, network security, exchange support, and regulatory conditions for privacy assets. (Decrypt)