CryptoNinjas

**要点：**
Kalshi 现在正式为美国交易者提供交易 XRP 永续合约的能力。
此举增加了其正在运营的受监管加密永续产品不断增长的清单。
在 Kalshi 创纪录的推出之后，美国市场对永续合约交易的需求正在不断积累。
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Key Takeaways:
Certora has officially validated the core smart contracts of Aave V4, such as the Liquidity Hub and Spoke modules.
The review ensured the accounting integrity, protocol solvency and adherence to formal security rules.
After the launch of V4, Aave will keep the formal

Key Takeaways:
The Secret Network has announced that it is planning to shift its SCRT token from the Cosmos to Arbitrum on Sept. 1, 2026.
The team reportedly referred to the liabilities of falling liquidity within cosmos, weaker infrastructure and security threats driven by Artificial

Key Takeaways:
Revolut will remove USDT from its crypto offering, preventing users from holding the stablecoin after August 31, 2026, citing regulatory and risk considerations.
USDT purchases will end on July 6, 2026, while users can sell or withdraw their holdings before the final delisting