On-chain Evening Recap: Long Position Chip at High Level Under Slight Pressure, Whale Activity Tending towards Defense

On April 3, Deepcoin announced the official launch of its **Event Contracts** feature. This rollout follows the platform’s official collaboration with prediction market Polymarket in February 2024, aiming to give centralized exchange (CEX) users a direct entry point to trade on global hot-button events. Technically, Deepcoin didn’t just embed a Polymarket page—instead, it integrated and synchronized settlements with Polymarket’s underlying logic. That means Deepcoin users can trade global event contracts directly using their platform accounts, with market quotes and liquidity fully aligned to Polymarket’s. For user experience, Deepcoin optimized the process to fit professional traders’ habits. In its official statement, the platform noted that as the official partner of the Argentine national team, it will continue refining trading tools tailored to CEX users’ preferences.

April 3rd: Per HyperInsight monitoring, disruptions to Middle East crude oil shipments have pushed the market to pivot to physical WTI crude demand. U.S. oil futures have overtaken Brent, with Hyperliquid’s WTIOIL token currently trading at $111—intraday volume also outpacing BRENTOIL. A whale with the address starting 0x9d3 has been closing out its 20x leveraged long position on BRENTOIL overnight into this morning, fully liquidating a $13.43 million position and netting a final profit of ~$2,830. The released margin was then fully reinvested into WTIOIL, boosting its position size to $35.4 million (average entry price: $102.5) with current unrealized profits of $2.72 million (+15.5%).

April 3rd — Per data from Cloverpool, Bitcoin’s mining difficulty was adjusted at block height 943,488 (at 17:28:40 Beijing time today), rising 3.87% to 138.97 T. The network’s current 7-day average hash rate stands at 986.74 EH/s.

**April 3rd Update** Per HyperInsight monitoring, the open interest for traditional asset-mapped contracts deployed on Hyperliquid via Trade.xyz’s HIP-3 protocol has hit a new all-time high. Intraday open interest reached $2.16 billion, accounting for over 90% of the HIP-3 market share. Trading volume also surged to a weekly high of ~$3.97 billion. Additionally, ongoing US-Iran tensions mean any movement in the Strait of Hormuz can trigger crude oil price fluctuations. Combined intraday trading volume for WTI and Brent crude exceeded $1.08 billion, hitting $1.28 billion. WTI crude has seen stronger activity—its price has outpaced Brent, with daily trading volume reaching $837 million, already surpassing ETH’s volume on Hyperliquid.

**Apple Endpoint Cyberattack Alert: iOS 13.0–17.2.1 Devices At Risk** April 3: China’s Ministry of Industry and Information Technology (MIIT) Network Security Threat and Vulnerability Information Sharing Platform (NVDB) has identified attackers using an exploit tool targeting Apple’s endpoint devices to launch cyberattacks. ### Key Details - **Impacted Devices**: Apple iPhone, iPad, and other endpoints running iOS 13.0 through 17.2.1. - **Attack Risks**: Severe harm including data theft, system compromise, and unauthorized access. - **Attack Methods**: Attackers lure users via SMS, email, or malicious website links to open malicious code-laden webpages in Safari. They exploit device vulnerabilities to implant remote-access trojans, steal sensitive user data, escalate privileges, and take full device control. ### User Recommendations 1. Conduct risk assessments for your Apple devices. 2. Immediately patch vulnerabilities via version upgrades (see Apple’s security advis

On April 3, blockchain security firm SlowMist released a security assessment report following a special audit of OKX Wallet, per official sources. The audit found no instances of the app transmitting sensitive data—including private keys and mnemonics—to external servers in the reviewed version, with no overall sensitive data leakage risks detected. Focused on verifying whether OKX Wallet sends private keys or mnemonics externally, the assessment confirmed core sensitive information is processed locally. Private key and mnemonic management is a core wallet security priority, and this audit’s findings offer users direct security reassurance.