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first_img The crypto fear and greed index has risen to "extreme greed," the first time since 2024

According to Decrypt, the cryptocurrency market sentiment has entered the "extreme greed" zone, marking the first time since the end of 2024. The crypto fear and greed index measured by CoinMarketCap reached 81 on Sunday evening and has remained at that level, surpassing the "extreme greed" threshold of 80. A month ago, the index was at 36 (fear), and a week ago it was at 41 (neutral), climbing 45 points in just 30 days, nearly erasing all the cautious sentiment accumulated in the first half of 2026.This is also the fastest sentiment shift for the index this year, and it is the only instance since CoinMarketCap began tracking the index where it jumped directly from "extreme fear" to "extreme greed." Alternative.me has tracked the index for a longer period, and its methodology still places the index in the "greed" range (6% away from extreme greed), but the momentum of the sentiment shift is consistent. The index hit a year-to-date low of 5 on February 5, deeply entrenched in "extreme fear," and from that bottom to this week's 81 points, the market has completed a round trip from total capitulation to extreme greed in six months.This sentiment reversal coincides with Bitcoin's performance. Bitcoin rose about 24% in a week, outperforming the overall crypto market, with its share of total market capitalization continuing to rise. The rally began last Wednesday when the U.S. Treasury announced it would double the size of long-term bond repurchases from $2 billion to $4 billion per transaction, weakening the dollar and prompting investors to view Bitcoin as an inflation hedge. After Bitcoin broke through $70,000, short sellers were forced to cover, liquidating over $4 billion in crypto shorts within two to three days;

first_img The U.S. Treasury Department has included Iran's digital asset industry in the sanctions scope

The U.S. Treasury Department announced this week that it will include Iran's digital asset industry in the same sanctions framework it has long used to sanction the oil, banking, and financial sectors, further tightening Iran's ability to evade sanctions through cryptocurrency. This action is part of "Operation Economic Outcast," referred to as "Economic D-Day" against Iran, and represents a significant escalation of global risks for cryptocurrency enterprises.According to the new action, the U.S. Treasury's Office of Foreign Assets Control (OFAC) has the authority to impose sanctions on individuals anywhere. OFAC stated that Iran is increasingly using cryptocurrency as a preferred tool to evade sanctions, supporting transactions related to the Islamic Revolutionary Guard Corps and insiders of the Iranian regime. Foreign exchanges, over-the-counter desks, payment processors, and infrastructure providers that knowingly support transactions in Iran's digital asset industry will face the risk of being added to the sanctions list and losing access to the U.S. financial system.OFAC also sanctioned members of a group within Iran's Ministry of Intelligence and Security (MOIS) accused of representing Iran in attacks on critical U.S. infrastructure and published their wallet addresses. The group's co-leader Behzad Mesri and members Keyvan Fayyaz Ghareh Blagh and Arman Kahzadian's Bitcoin and other cryptocurrency addresses have been added to the sanctions list. Previously, Bloomberg reported that Iran had launched Bitcoin-backed insurance services for shipping companies, and the U.S. also froze cryptocurrency assets related to the Iranian regime in July, most of which were Tether stablecoins.

first_img Hugging Face was invaded by AI agents and was forced to switch to open-source models for defense

According to Cointelegraph, Hugging Face disclosed that it experienced an intrusion event driven by autonomous AI agent systems in July. The attacking agent began testing in early May, leaving exploit notes using OpenAI's Artifactory instance, and subsequently launched approximately 17,600 attacks on Hugging Face, affecting its dataset processing infrastructure, production environment, internal network, and cloud credentials. Confirmed customer data access was limited to five datasets related to the ExploitGym/CyberGym benchmark.Hugging Face found during the investigation that due to security barriers imposed by top model providers like OpenAI and Anthropic, the company was unable to use these commercial models for defensive analysis and was forced to turn to running the open-source model zai-org/GLM-5.2 in China, which operates on the company's own infrastructure, ensuring that attacker data and credentials do not leave its environment. The company pointed out that attackers are not bound by any usage policies, while the defense's forensic work is hindered by the barriers of the hosted models.This incident highlights the security paradox between open-weight models and closed models. The article also discusses the ongoing debate regarding the security of open-weight AI, including OpenAI and Anthropic's push to restrict open-source models, as well as researchers' progress in detecting malicious behavior by examining changes in model weights.Hugging Face recommends that defenders prepare models that can run on their own infrastructure before an incident occurs to avoid barrier lock-in and protect attacker data.

Analysis: Waller may release dovish signals at Jackson Hole, with US debt policy coordination becoming the market focus

The market is closely watching Federal Reserve Chairman Kevin Walsh's speech at the Jackson Hole annual meeting this Friday. As U.S. long-term Treasury yields continue to rise, the market generally expects Walsh to possibly release dovish signals to alleviate concerns about inflation and fiscal risks in the bond market.Mark Cabana, head of U.S. interest rate strategy at Bank of America, stated that the market has gradually lost sensitivity to Walsh's previous verbal statements about "fighting inflation," and investors currently hope to see a substantive policy path to address inflation. Meanwhile, Treasury Secretary Basant has recently increased the repurchase of long-term U.S. Treasuries and financed the government through the issuance of short-term bonds, indicating some divergence between the Treasury and the Federal Reserve in managing the bond market.The article points out that Basant's shift of financing pressure to the short end effectively bets U.S. fiscal costs on future interest rate declines. If Walsh can promote interest rate cuts by controlling inflation and boosting productivity, the short-term financing model is expected to reduce government interest expenses; however, if long-term rates remain high, U.S. fiscal pressure may further intensify.The market also anticipates that the Federal Reserve may make adjustments to liquidity management and balance sheet policies. Michael Cloherty, head of U.S. interest rate strategy at CIBC, believes that quantitative tightening could begin as early as the end of 2027, provided that regulatory rule changes can reduce banks' demand for reserves.Currently, the Federal Reserve still holds about $1.6 trillion in long-term U.S. Treasuries. Walsh's statements at Jackson Hole regarding long-term yields, inflation, and the path of balance sheet reduction may become an important signal for assessing the degree of future policy coordination between the Federal Reserve and the Treasury.
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