South Korea's Single-Stock Leveraged ETFs Exceed 10 Trillion Won, Regulatory Dilemma Emerges: Enhanced Risk Control Possible, Forced Delisting Unlikely

South Korea's policy chief stated that single-stock leveraged ETFs, now exceeding 10 trillion won, will see enhanced regulatory measures, but forced delisting is impractical due to market disruption risks. Authorities acknowledge structural risks and plan to focus on improving the 'deviation rate' management mechanism to mitigate concentrated trading pressure during volatility.

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Price Oracle Attack Hits Trading Platform: Ostium Issues Update, Confirms Trader Funds and Open Positions Remain Secure

Ostium disclosed that its liquidity pool lost ~23.75M USDC due to an attack on its off-chain price oracle infrastructure. The attacker submitted manipulated price data to extract profits. Trader collateral and open positions were unaffected. The platform has frozen contracts and is collaborating with security firms and law enforcement to investigate and prepare for a secure relaunch.

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Zcash Unleashes Zakura Node: Targeting Visa-Scale Throughput for Private Transactions

Zcash has launched the independent full node client Zakura 1.0.0, aiming to boost private transaction throughput from ~1 TPS to tens of thousands. Built on Zebra, it starts 680x faster and maintains legacy compatibility. The team is developing recursive proofs and private information retrieval to achieve payment-network scale, alongside testing rapid block propagation. The Ironwood upgrade is slated for activation to enhance security.

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