Gate News reports that on March 20, according to GoPlus security monitoring, an address starting with 0x9709 signed malicious Permit and Approve transactions, leading to the theft of approximately $200,000 worth of USDC and wmtUSDT by phishing attackers. GoPlus advises users to carefully verify transaction details and contract addresses when signing any on-chain authorization (Approve) or offline signature (Permit) requests, and to avoid signing malicious requests from unknown sources to prevent asset theft.

Solana blockchain stablecoin supply reaches $17.9 billion all-time high, with USDC accounting for over 56%. Its stablecoin transfer volume surpasses Ethereum and Tron, demonstrating efficiency in payments and fund flows, highlighting its competitive advantage amid economic volatility.

Gate News reports that on March 19, on-chain monitoring showed a large USDC transfer between two unknown cryptocurrency wallet addresses, with a transfer amount of 406,839,885 USDC (approximately $406.8 million). The identities of the wallets involved have not been disclosed, and this large transfer has attracted attention from the crypto community.

Gate News: On March 19, Circle, the issuer of USDC, announced the appointment of a senior Microsoft executive to its board of directors. This personnel adjustment comes amid intensifying competition in the AI agent (Agentic) space. Circle, the issuer of USDC, the world's second-largest stablecoin, views this board expansion as an important move in the company's technology strategy positioning.

Gate News report: On March 19, according to Onchain Lens monitoring, a newly created wallet address deposited 2 million USDC to HyperLiquid and opened a 10x leveraged HYPE long position with a holding of 210,000 HYPE, currently worth $8.29 million.

SBI Holdings subsidiary launches Japan's first public USDC lending service with annual interest rates up to 10%. The product combines blockchain technology to provide high-yield options for investors, and partners with Circle and Startale to expand the USDC ecosystem, driving the development of Japan's stablecoin market.

Gate News reports that on March 19, the Sei ecosystem lending protocol Yei Finance announced the launch of the Clovis testnet. The testnet supports users in depositing and cross-chain transferring USDC and USDT across networks including Ethereum, Base, BNB Chain, and Sei. Clovis is a platform designed to...

Gate News reports that on March 19, Trade.xyz has deployed the S&P500/USDC (S&P 500, US stock market benchmark index) trading pair on the Hyperliquid platform through the HIP-3 protocol, supporting up to 50x leverage. The contract officially launched last night (March 18), and as of press time, cumulative trading volume has reached $31.5 million, with open interest rapidly climbing to $19.6 million.

Gate News reports that on March 19, ClawVault, a non-custodial control layer for agent economics, announced that AI agents can now automatically pay for x402 API fees using USDC. The feature will execute automatically but requires user authorization. Each payment will be reviewed through over 30 configurable rules, including spending caps, whitelists, rate limits, approvals, and other security mechanisms.

SBI VC Trade launches USDC lending service for retail users in Japan, allowing users to earn interest by lending USDC to the platform with a maximum limit of 5,000 USDC per application. This service carries counterparty risk, as SBI may re-lend the borrowed USDC.