Ledger patched an Ethereum app bug that could show one transaction and sign another

Ledger users should update the Ethereum app to version 1.22.2 after official code changes showed that a malicious dApp or other connected host could start a second signing command while a transaction was still under review.  Related Asset Ethereum #2 ETH · $2,497.37 24-hour change: up 1.69% 24H Up 1.69% 7D Up 31.46% 30D Up 32.66%  In the path described by security company TestMachine, pressing approve could return a signature for substituted data instead of the transaction shown on the device.  TestMachine said on Aug. 22 that the attack required a dApp with WebHID access. The group said a second command could replace the transaction held in memory without opening a new review, leaving the original details on screen while the device signed the replacement.  Related Company Ledger Crypto hardware wallets  It said the behavior was validated on Ledger Flex.  Ledgers code history shows one official fix commit saying new signing commands could tear down an active review before returning an error. Another added state checks because approval callbacks previously signed without confirming that the app remained in the expected signing state.  Version 1.22.2 closes that documented path by refusing a new signing session during an active review and rejecting an approval callback when the state no

08-25Industry

CFTC clashes with U.S. soldier over $400K Polymarket bet

The CFTC entered the criminal Polymarket case against U.S. Army soldier Gannon Ken Van Dyke on Aug. 24 after a federal judge granted the regulator permission to file an amicus brief.  Van Dykes lawyers had opposed the request. They argued that the CFTC was attempting to defend its regulatory authority through the criminal prosecution while its parallel civil lawsuit remained paused.  Judge Margaret Garnett rejected the request to exclude the brief but said the court would give the regulators arguments “appropriate weight.” Van Dyke has pleaded not guilty to charges arising from Polymarket wagers that allegedly generated $409,881.  CFTC can defend its Polymarket interpretation  The CFTC requested permission to address Van Dykes argument that the Venezuela-related Polymarket contracts were bets rather than swaps regulated under the Commodity Exchange Act.  A US soldier accused of making more than $400,000 from an alleged insider Polymarket bet opposes the CFTCs attempt to weigh in on his criminal case.  — Gokhshtein (@gokhshtein) August 24, 2026  The regulator argues that event contracts can qualify as swaps when their value depends on events carrying financial, economic or commercial consequences. The Maduro contracts could have related consequences for Venezuelan bonds, oil prices and the country‘s currency, according to the CFTC’s civil complaint.  Van Dykes attorneys

08-25Industry

Strategy launches $1.6B cash pool after $2B common shares raise, maintains hold on BTC buys

Strategy, the worlds largest public company holding Bitcoin, raised about $2 billion through common stock sales last week while making no new Bitcoin purchases.  The Bitcoin treasury company sold 18.26 million MSTR shares between Aug. 17 and Aug. 23 through its at-the-market (ATM) offering program, according to a Monday filing with the US Securities and Exchange Commission.  Strategy repurchased about 1.43 million of its STRC preferred shares for $136.4 million, added $300 million to its US dollar reserve and directed the remaining proceeds to a newly launched US dollar cash account. The company reported $5.1 billion in its reserve and $1.59 billion in the new cash account as of Sunday, bringing its total cash across the two pools to $6.69 billion.Source: Strategy  Strategy said the new cash account gives management more flexibility to respond to market conditions and can fund purposes including Bitcoin purchases, preferred-stock dividends, debt payments and securities repurchases. The company made no Bitcoin purchases or sales during the week, leaving its holdings at 840,447 BTC, acquired for $63.36 billion at an average price of $75,385 per Bitcoin.  Strategy initially established its US dollar reserve in December 2025 with $1.44 billion to support preferred-stock dividends and interest payments on outstanding debt. The

08-25Industry

Bessent's Former Mentor Druckenmiller Slams Treasury Bond Buyback Plan

Billionaire investor Stanley Druckenmiller called Treasury Secretary Scott Bessents bond buyback plan a mistake.He argued governments that fight market fundamentals always lose.  Druckenmiller mentored Bessent early in his hedge fund career. He made his case in a Wall Street Journal opinion column.  Why Druckenmiller Pushed Back  Druckenmiller was responding to Bessents push to expand bond purchases. Treasury said it would at least double its buyback operations. That lifts the ceiling from $2 billion to $4 billion per operation, starting September 9.  Sponsored  Sponsored  “Governments defending prices against fundamentals always lose,” Druckenmiller wrote.  He argued that markets aggregate information no committee can replicate, and that the long-term Treasury yield checks government borrowing. Removing that check, in his view, removes fiscal accountability.  30-year Treasury yield touched its highest level in nearly two decades. Image Source: CNBC  The intervention followed a sharp climb in the 30-year Treasury yield. It touched its highest level in nearly two decades before the buyback announcement. The national debt also surpassed $40 trillion this week.  Bessent has defended the buybacks as routine liquidity operations, not an attempt to suppress rates artificially. He told CNBC the Treasury has “a big toolkit” and could expand purchases further.  Yields Reflect Growth, Not Restriction  Druckenmiller argued the intervention makes little sense given current conditions.

08-25Industry

Bitcoin Tops $81,000 as Gold Notches Its Best Month Since 1999

Bitcoin (BTC) climbed as high as $81,165 on Tuesday before easing to $80,792, up 4.5% in 24 hours, as gold pushed to its highest price in more than three months. Both assets are climbing on the same forces.  A weakening US dollar and falling bond yields are pulling money into both gold and Bitcoin at the same time. Investors are also watching for signals on where interest rates head next.  Gold Extends Its Rally Toward a 27-Year High  Spot gold gained 0.6% to $4,677.19 per ounce on Tuesday, its best level since mid-May, with the metal up around 13% so far this month. Gold futures also touched a three-month high near $4,720.  Gold has been climbing for similar reasons as Bitcoin. Image Source: Trading Economics  UOB analysts pegged the move as golds best monthly performance since 1999, based on data cited in the report. The last comparable monthly surge came in September 1999, when a group of European central banks agreed to cap their gold sales, ending a prolonged slide in prices.  This months rally has a different driver, with investors reacting to a weaker dollar and renewed concern over Fed independence rather than a central bank supply shock.  The Dollar and Yields Are Doing the Heavy

08-25Industry

$5,000 Ethereum? Analyst Identifies the Levels That Could Decide ETH's Next Move

Ethereum could target $5,363 after breaking its current resistance, but a pullback toward the $2,235 realized price first remains possible.  Ethereum saw one of its biggest weekly moves in years after staging an impressive 30% rally. The altcoin crossed $2,500 briefly, then slipped back slightly below that level.  New data shared by crypto analyst Ali Martinez suggests that ETH could be on a path toward $5,000 if it clears a major resistance zone.  Growing Buying Pressure  On August 19, Ethereums MVRV Ratio formed a golden cross above its 160-day moving average. Martinez also pointed to stronger whale accumulation. The number of addresses holding more than 10,000 ETH has increased by 1.74%. In fact, 17 new whale addresses joined the network over the past week.  At the same time, the token supply is moving off exchanges. More than 180,764 ETH, which is worth about $440 million, has been withdrawn over the past week. Martinez said the trend supports the case for increasing buying pressure.  However, it still faces a major resistance zone between $2,722 and $2,970. URPD data shows that 16.70 million were previously acquired within this range, which makes it a major supply wall. If Ethereum breaks through the zone, the next major MVRV Pricing Band

08-25Industry

Cosmos EVM chains told to halt after security incident

Cosmos Labs urged affected Cosmos EVM chains to request validator halts on Aug. 25 as its security and engineering teams responded to an incident that had already reached multiple networks.  SummaryCosmos Labs advised contacted Cosmos EVM chains to ask validators to halt during incident response.KiiChain reported 148,326,583.15 KII drained through 18 repeated attacks on August 22, 2026, officially confirmed.TAC said one account was drained before validators halted its network at block 24,671 Saturday.MANTRA resumed block production after roughly 30 hours and said user balances remained unchanged throughout.Cosmos Labs has not disclosed affected chains, vulnerability details or aggregate losses publicly to date.  The company did not identify the underlying vulnerability, affected chains or total losses in its initial statement. It said users of the Cosmos EVM module had been affected and promised an incident report after the situation was resolved.  Separate disclosures from MANTRA, TAC and KiiChain connect recent attacks to the Cosmos EVM software stack. However, Cosmos Labs has not publicly confirmed that these incidents share one exact vulnerability or named every chain asked to stop.  You might also like:  MANTRA Chain resumes blocks after Cosmos-EVM fix  Cosmos EVM chains receive emergency halt advice  Cosmos EVM is a shared software stack that lets Cosmos SDK chains execute

08-25Industry

Ethereum proposal would cut 33,800 ETH issuance and break every deployed Altair light client

A newly merged Ethereum proposal would retire the networks 512-validator sync committee, remove its rewards, and make the current Altair light-client interface obsolete by replacing it with offchain zero-knowledge proofs.  Related Asset Ethereum #2 ETH · $2,506.53 24-hour change: up 3.02% 24H Up 3.02% 7D Up 32.84% 30D Up 33.19%  The Draft EIP-8390 estimates that deleting the committees reward weight would reduce annual consensus issuance by roughly 33,800 ETH.  Ethereum would give up an in-protocol mechanism that lets lightweight clients follow the beacon chain before the proposed replacement proving service, migration interface, and economic support have been specified.  A sync committee is a 512-validator sample whose messages give light clients a compact way to track Ethereum without processing the full validator set.  The proposal entered the official EIPs repository at 02:04 UTC on Aug. 24, but its Draft status makes it a design for discussion, not an adopted upgrade. It has no activation epoch or Ethereum roadmap commitment, and the document leaves scheduling to client teams.  The authors discussion thread listed no external reviews in its initial-draft update.  Issuance falls, but the security trade changes  Ethereums consensus reward formula assigns the sync committee a weight of 2 within a denominator of 64. EIP-8390 would remove that weight without

08-25Industry

New Zealand Dollar gains as high inflation fuels odds of RBNZ September rate hikes

NZD/USD gains ground after registering modest losses in the previous day, trading around 0.5960 during the Asian hours on Tuesday. The pair appreciates as the New Zealand Dollar (NZD) receives support on expectations that the Reserve Bank of New Zealand will raise interest rates again in September, as inflation remains elevated.  RBNZ tightening path seen as firmly priced into Kiwi rates  Strategists at Brown Brothers Harriman note that the upcoming RBNZ meeting on September 2 will be closely watched, as it includes a fresh Monetary Policy Statement and comes with market expectations already firmly set. They point out that “the next RBNZ policy decision, which also includes a fresh Monetary Policy Statement, is on September 2 and a 25bps back-to-back hike to 2.75% is virtually fully priced-in,” underscoring how investors see the central bank maintaining its tightening trajectory despite recent mixed domestic data.  Additionally, the NZD/USD pair gains ground as the US Dollar (USD) continues to face downward pressure following the US Treasurys decision to double its buyback operations for longer-dated bonds.  Discover more  Merchant Services & Payment Systems  Distributed & Cloud Computing  Finance  Reports suggest US Treasury Secretary Scott Bessent could tap up to $1 trillion from the Treasury General Account to finance these repurchases. Geopolitical tensions

08-25Industry

FalconX asks SEC to bring single-stock perpetuals from DeFi under swap rules

FalconX Bravo wants US regulators to treat cash-settled perpetuals tied to a single security or a narrow-based security index as security-based swaps under SEC rules when they fall outside the joint SEC-CFTC security-futures framework.  The filing expressly includes comparable contracts offered through DeFi protocols.  The firm submitted its proposal to the Securities and Exchange Commission and Commodity Futures Trading Commission on Aug. 12. FalconX Bravo is listed on the CFTCs registered swap dealer roster and describes its business as focused on digital assets and digital asset market participants.  FalconXs definition covers the specified perpetuals and options on them. It does not extend to Bitcoin perpetuals or crypto perpetuals generally.  Related Asset Bitcoin BTC · $80,743.18 24-hour change: up 4.70%  A qualifying contract listed as a security futures product on a market authorized by both agencies stays in the joint regime. That route carries listing and market safeguards covering the underlying security or index, clearing, margin, position limits, surveillance, and trading halts.  FalconX examples include bilateral and over-the-counter transactions, contracts offered by eligible venues or platforms authorized for security-based swaps, non-US venues, and comparable DeFi protocols.  For affected dealers, SEC treatment can trigger registration, business-conduct, transaction-reporting, capital, margin, and segregation requirements. A platform may also come within the

08-25Industry
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