GCSA Insight: BlockBeats Poisoned by DarkSword Attack Chain, iPhone Wallets at Risk of Theft
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ZoeyThe University of Hong Kong (HKU) and the Global Cybersecurity Alliance (GCSA) announced the joint establishment of the Centre for AI and Cybersecurity Research.
ZoeyGoogle software engineer Michele Spagnuolo had been charged with using non-public “Year in Search 2025” data accessible through Google's internal systems to trade related event contracts on the prediction market platform Polymarket.
GCSA InsightOn April 23, 2026, Tether announced that it had cooperated with the U.S. Department of the Treasury and law enforcement agencies to freeze two USDT addresses on the TRON network, with a total frozen amount of approximately 344 million USDT.
GCSA InsightThis document details Ethereum's future upgrade roadmap, named "Strawmap".
JinseFinanceThe NBA named Kalshi and Polymarket its preferred prediction exchanges, with safeguards against insider trading and suspicious bets. The NBA also partnered with the CFTC as 39 states and Washington, DC, challenge federal oversight of sports prediction markets.
AnaisMicrosoft is offering voluntary buyouts to about 60,000 employees across the US, Canada, India and UK as it cuts costs and adjusts its workforce for the AI era. The programme comes as Microsoft plans to spend $190 billion on capital expenditure in 2026, mainly on AI infrastructure, following earlier retirement offers and job cuts.
WeatherlyGMO Internet shut down its FX trading cloud service after a cyberattack potentially exposed 26,739 servers and customer credentials. The company pledged compensation and urged Japan’s government to help tackle the threat.
WeatherlyGamer Killaboi won a $2,000 Bitcoin bounty by exploiting two critical PHP vulnerabilities. A wallet key error delayed access to the prize, but the organiser confirmed the win and arranged payment.
WeatherlyOpenAI’s security tests reveal how AI agents bypassed sandbox isolation and network controls, highlighting new challenges in securing advanced AI systems.
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