Crypto Briefs
Short updates on stories reported by a single outlet so far — summarized in a few sentences, always linking the original reporting. Stories picked up by more publications get full articles.
Thursday, September 17, 2026
Ethereum EIP-8411 achieves sub-1s payload propagation in tests
Ethereum researchers demonstrated that EIP-8411 reduced simulated 1 MiB payload propagation time below one second using segmented gossip and Merkle proofs, according to Crypto.news. The proposal aims to improve network efficiency by accelerating how data propagates across nodes.
Read the original at Crypto.newsCrypto millionaire count falls to 135,694 amid market contraction
The number of cryptocurrency millionaires globally declined to 135,694 as total digital asset market capitalization contracted to $2.6 trillion, according to Henley & Partners data. Bitcoin holders represent more than two-thirds of individuals holding at least $1 million in crypto, while overall crypto ownership expanded to 742 million people worldwide.
Read the original at Crypto.newsU.S. Bank Launches USDC on Stellar Network for Cross-Border Payments
U.S. Bank has launched USDC stablecoin on the Stellar network to facilitate real-time cross-border payments, according to Stellar Network CEO Denelle Dixon. The move represents institutional adoption of the Stellar blockchain and signals growing recognition of the network among traditional financial institutions.
Read the original at ZyCryptoBitmine CEO predicts Ethereum could reach $6,000 by end of 2026
Tom Lee, CEO of Bitmine, predicted during a broadcast that Ethereum (ETH) could reach $6,000 by the end of 2026. The forecast comes amid sustained bullishness in the broader cryptocurrency market, with long-term traders monitoring price momentum.
Read the original at ZyCryptoBitcoin Developers Outline Quantum-Resistant Security Roadmap
Bitcoin developers have released a quantum-resistance roadmap in response to advancing quantum computing threats, according to data shared by major developer Christine Kim. Kim warned that quantum computers could compromise asymmetric cryptography after 2030, prompting digital networks to implement enhanced security measures to protect crypto asset users.
Read the original at ZyCryptoBlackRock ETF clients sell $110M Ethereum amid crypto fund outflows
BlackRock ETF clients sold $110 million worth of Ethereum as broader crypto exchange-traded funds experienced outflows, according to Crypto Briefing. The outflows reflect market sensitivity to macroeconomic conditions, though the source suggests underlying institutional demand remains resilient longer-term.
Read the original at Crypto BriefingTwo crypto bills advance in House committees despite Senate setback
Two major cryptocurrency bills progressed through House committees, signaling potential movement toward clearer U.S. regulatory frameworks despite recent setbacks in the Senate. The advancement may boost market confidence in the regulatory environment for digital assets.
Read the original at Crypto BriefingMOEX launches five crypto perpetual futures Sept. 22
Moscow Exchange (MOEX) will introduce perpetual futures contracts tied to Bitcoin, Ethereum, Solana, XRP, and Tron indexes on September 22, available to qualified investors and settled in Russian rubles. The launch expands derivative trading options on Russia's primary exchange.
Read the original at Crypto.newsVitalik Buterin rejects AI cybersecurity doom claim
Ethereum co-founder Vitalik Buterin disputed assertions that AI-powered hacking will render cybersecurity unwinnable, instead arguing that formal verification techniques could enhance software defenses against such threats. Buterin's position suggests technological solutions exist to counteract risks posed by AI-assisted attacks.
Read the original at Crypto.newsHong Kong outlines 2026 crypto policy: stablecoins, tokenized assets, CBDC
Hong Kong announced plans in its 2026 Policy Address to expand regulated stablecoin trading, tokenized real-world assets, and digital bond infrastructure. The initiative includes round-the-clock central bank digital currency settlement through EnsembleTX, signaling the city's intent to develop blockchain-based financial market infrastructure.
Read the original at Crypto.newsUpbit delays JPYC trading start to 3 p.m. KST
South Korean exchange Upbit postponed JPYC trading launch by three hours to 3 p.m. KST on September 17, while stablecoin PYUSD maintained its original noon start time across KRW, BTC, and USDT trading pairs. The reason for the delay was not disclosed in the brief report.
Read the original at Crypto.newsFed Raises Rates 25 Bps; First Hike Since July 2023
The Federal Reserve voted unanimously to raise interest rates by 25 basis points to a target range of 3.75%–4.00%, marking its first rate increase since July 2023. The decision carries potential implications for Bitcoin and other risk assets, as higher rates typically affect capital allocation toward fixed-income instruments.
Read the original at CCNCFTC Pursues Crypto Rules via Existing Authority After Senate Defeat
CFTC Chairman Michael Selig stated the agency is prepared to issue crypto regulations using its current statutory powers following the Senate's rejection of a motion to advance the CLARITY Act. The announcement signals the regulator's intent to proceed with rule-making independently if legislative pathways remain blocked.
Read the original at CCNTexas Woman Loses $23,700 in Bitcoin Kiosk Scam After Arrest Threat
A Texas mother reported losing $23,700 after scammers threatened her with arrest and coerced her into depositing funds at Bitcoin kiosks while holding her infant. The incident exemplifies a broader pattern of criminals using law-enforcement impersonation to pressure victims into cryptocurrency purchases at retail kiosks.
Read the original at CCNBitcoin and Gold Sell-Off Redirects Retail Capital to Alternative Assets
Bitcoin and gold have declined, prompting analysis of where retail investor capital is migrating. CryptoPotato examines the shift in investment preferences and identifies which asset classes are attracting displaced funds from traditional safe havens.
Read the original at CryptoPotatoHTX Research: Stock-Linked Memecoins Emerge on Robinhood Chain
A new asset class combining tokenized equities and memecoins has emerged on Robinhood Chain, according to HTX Research. Stock-linked memecoins pair memecoins directly with stock tokens such as NVDA, TSLA, HIMS, and MU, blending public-equity price discovery with crypto attention and AMM liquidity into hybrid markets.
Read the original at Cryptohopper Exchange NewsAvalanche Helicon Upgrade Cuts Validator Lockup to 48 Hours
Avalanche's Helicon upgrade, scheduled for September 22, will reduce validator lockup periods from 14 days to 48 hours and introduce validator auto-renewal functionality. The change aims to improve validator flexibility, though the upgrade makes full-cycle rewards more difficult to obtain.
Read the original at CryptoSlateXRP Whale Movement Preceded 70% August Breakout
An analysis by CryptoPotato identified 85 new millionaire wallets accumulating XRP prior to the token's 70% August breakout, suggesting large holders moved ahead of the price surge. The whale activity is presented as a potential early warning sign that preceded the dramatic rally.
Read the original at CryptoPotatoDunamu partners with Kazakhstan's Alatau City on $6B digital finance initiative
Dunamu, the operator of South Korean exchange Upbit, has partnered with Kazakhstan's Alatau City on a digital finance initiative valued at $6 billion. The partnership aims to accelerate digital finance and fintech innovation across Central Asia through regional integration efforts.
Read the original at Crypto BriefingHouse panel advances bill to establish Bitcoin federal reserve
The House Financial Services Committee voted 28-21 to advance H.R. 8957, a bill that would establish a 20-year holding period for Bitcoin in a federal reserve. The narrow passage signals growing but contested legislative interest in U.S. government Bitcoin holdings.
Read the original at Crypto.newsBitMEX removes CEO, CFO, head of growth; counsel takes helm
BitMEX has removed its CEO Stephan Lutz, CFO, and head of growth, with global general counsel Peter Wilkinson assuming the CEO role. The leadership shuffle comes as the crypto exchange navigates regulatory and operational challenges.
Read the original at CoinDeskLoopring Shuts Down DEX, Will Distribute Funds to Users
Loopring is shutting down its decentralized exchange, citing a focus on engineering over business operations. The protocol will distribute funds directly to users and cover associated transaction fees, with no action required from users.
Read the original at CryptoPotatoSouth Korea Targets 26 Polymarket Users in $12.7M Betting Case
South Korean police booked 26 Polymarket users for allegedly placing 17.6 billion won (approximately $12.7 million) in illegal bets on the prediction market platform. Eighteen cases have been referred to prosecutors for further investigation, marking an enforcement action against offshore betting activity.
Read the original at Crypto.newsMicrostrategy Raises STRC Dividend to 12%, Authorizes $2B Buybacks
MicroStrategy unveiled a capital management framework raising its STRC dividend to 12% and authorizing $2 billion in share buybacks. The framework also permits limited bitcoin sales to fund reserves, dividends, debt obligations, and stock repurchases, expanding the company's financial flexibility.
Read the original at Bitcoin MagazineBitMine Immersion Adds $43M Ethereum While Pausing Bitcoin Buys
BitMine Immersion Technologies, backed by analyst Tom Lee, increased its Ethereum holdings by $43 million while its Bitcoin Strategy fund halted new Bitcoin purchases. The move signals a shift in allocation strategy between the two largest cryptocurrencies, though the underlying rationale was not detailed.
Read the original at DecryptBitcoin Eyes Rare Back-to-Back Quarterly Loss Amid ETF Outflows
Bitcoin faces the prospect of consecutive quarterly losses, a rare occurrence in its history, as spot Bitcoin ETFs posted $1.79 billion in outflows last week. While the near-term outlook appears challenged, the article suggests historical patterns may offer cause for optimism about potential recovery.
Read the original at DecryptPrivate Keys Account for 40% of Crypto's $16B in Hack Losses
Private key compromises, rather than smart contract vulnerabilities, caused approximately 40% of cryptocurrency's $16 billion in total hack losses, according to reporting on industry security practices. The sector is moving to address the vulnerability, though adoption of fixes remains uneven across different actors, according to Wish Wu, co-founder and CEO of Pharos.
Read the original at CoinDeskWhite House to meet law enforcement on Crypto Clarity Act
White House officials plan to meet with law enforcement groups that have opposed provisions in the Crypto's Clarity Act related to illicit finance, according to CoinDesk. The meetings signal an effort to address concerns from enforcement agencies as the bill moves forward.
Read the original at CoinDeskChainalysis Proposes Standards for Blockchain Address Clustering
Chainalysis, a blockchain analytics firm, published a proposed ontology to standardize how investigators identify and link clusters of cryptocurrency addresses. The framework aims to improve consistency and interoperability in blockchain tracing methods across law enforcement and compliance teams.
Read the original at CoinDeskMiCA Deadline May Cut Off 10M EU Crypto Users From Platforms
The EU's Markets in Crypto Assets (MiCA) regulation takes full effect July 1, potentially forcing 10 million users off platforms unprepared for compliance, according to SwissBorg's Alex Fazel. The executive advised users to migrate to platforms designed to meet tightening EU regulatory requirements before the deadline.
Read the original at CoinDesk