HackenProof is proud to contribute to @erc4337 security.
Through our bug bounty program, @TrustSec discovered a high-severity DoS attack in ERC-4337 — enabling transaction blocking via frontrunning and contract state manipulation (e.g., reentrancy guards), causing reverts while users pay gas.

EntryPoint v0.9 (released Nov 2025) included a fix based on a responsibly disclosed AA bug bounty report by security experts at TrustSec
Thanks to @trust__90 for the thorough analysis and close coordination throughout the disclosure process 🤝
https://open.substack.com/pub/erc4337/p/improving-useroperation-execution…

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Just now, a historic "closed-door" event occurred in the AI community.

Anthropic has officially banned access to OpenClaw using its own subscription plan!!!

Boris Cherny, the creator of Claude Code, announced: Starting at 3 PM EST on April 4th (3 AM Beijing time on April 5th), Claude will block all third-party tools; access to these tools will only be available through additional subscription plans or APIs.

[OpenClaw] This means that thousands of users who rely on OpenClaw for improvements...

Anthropic officially blocks OpenClaw, causing a global developer crisis within 24 hours.

The cryptocurrency market stands at a crossroads, preparing itself for what will happen next. With the ongoing volatility of the financial landscape, Bitcoin ($BTC) has reached a condition of essentia...

Bitcoin Price Stagnation Signals a Massive Volatility Expansion Above the $71,000 Resistance Level

Boris Cherny, head of the Anthropic Claude Code, announced that starting in April 2026 [...]
The article, "Anthropic Subscribes to Claude Code and Bans OpenClaw Lobster! From Now On, Third-Party Tools Will Only Be Available with Paid Quotas," was originally published on BlockTempo, the most influential blockchain ABMedia media.