Blockchain

Core Summary Cryptocurrency exchange Coinsbuy suffered a coordinated two-blockchain attack, losing approximately $8 million in assets. Security researchers say the attackers simultaneously targeted two different blockchains, demonstrating highly sophisticated attack techniques. Event Details According to CoinDesk, Coinsbuy exchange confirmed a security incident on August 10, with attackers exploiting smart contract vulnerabilities to launch simultaneous attacks on two different blockchains. Preliminary investigations show losses of approximately $8 million. Security teams are tracking fund flows and working with blockchain analytics firms to attempt to freeze stolen assets. Coinsbuy has suspended deposit and withdrawal services on the affected blockchains and stated it will fully compensate affected users. ...

Core Summary POAP (Proof of Attendance Protocol) has announced it will shut down, ending more than five years of operations. The platform was used by approximately 46,210 issuers including Coinbase and American Express to create onchain event mementos for users to mint. POAP’s closure marks the end of an era in early NFT utility experimentation. Editor: GoodInfo Global News Team

According to a new report by blockchain security firm Blockaid, crypto hacks in the first half of 2026 have exceeded $1 billion in losses, setting a new record high. Ethereum and Solana ecosystems were the hardest hit, losing $332 million and $326 million respectively.

South Korea’s largest bank KB Kookmin Bank plans to launch a blockchain-based cross-border corporate payment service next month on JPMorgan’s Kinexys platform, signaling accelerating adoption of blockchain technology by traditional financial institutions.

Core Summary The Depository Trust & Clearing Corporation (DTCC), the core clearing infrastructure for U.S. securities markets, has launched its first production trades of tokenized stocks and U.S. Treasuries. JPMorgan will tokenize part of its Invesco QQQ Trust holdings held at DTCC, while Microsoft, Circle, and SPY shares will also be tokenized. This marks a milestone step for traditional financial infrastructure embracing blockchain technology. Event Details According to The Wall Street Journal, DTCC’s production trades involve multiple top-tier global financial institutions including JPMorgan, BlackRock, and Goldman Sachs. This represents DTCC’s first application of tokenization technology in a production environment for real trades, rather than previous pilots or proofs of concept. ...

The Ethereum Foundation’s privacy team has officially spun out as a for-profit company EthSystems, focusing on providing Ethereum privacy solutions and consulting services for institutional investors.

Core Summary The South Korean government has unveiled its blockchain economy roadmap for the second half of 2026, with key initiatives including accelerated legislation of the “Digital Asset Basic Act” and advancement of a central bank digital currency (CBDC) project linked to government bond tokenization. This marks a significant step forward for South Korea in cryptocurrency regulation and digital currency innovation. Event Details According to The Block, the South Korean government plans to advance a series of blockchain economy policies in the second half of the year. Most notable is the legislative process for the “Digital Asset Basic Act,” which will provide a clearer regulatory framework for the cryptocurrency market. ...

Core Summary The Ethereum Foundation used coordinated AI agents to conduct security testing on validator node software, successfully discovering a remotely triggerable crash vulnerability. The bug could cause validator nodes to go offline, affecting network stability. However, some AI-generated findings were false positives, ultimately requiring manual verification by human security researchers. This event demonstrates both the potential and limitations of AI in blockchain security. Event Details According to CoinDesk reports, the Ethereum Foundation launched an experimental project, directing multiple coordinated AI agents at the software code running validator nodes. These AI agents identified multiple potential issues in the code, including a remotely triggerable crash vulnerability that could indeed cause validator nodes to go offline. ...

Core Summary The Society for Worldwide Interbank Financial Telecommunication (SWIFT) has officially launched a new blockchain-based ledger system in collaboration with 17 major global banks including HSBC, UBS, Wells Fargo, and Citi. The pilot program spans six continents and focuses on tokenized deposit transactions, marking a significant step by traditional finance into blockchain technology. This initiative aims to enable 24/7 cross-border payment settlement, dramatically improving international fund transfer efficiency. Event Details According to CoinDesk, SWIFT’s new blockchain ledger allows participating banks to conduct real-time transaction pilots using tokenized digital assets. The 17 banks span six continents globally and include financial giants such as HSBC, UBS, Wells Fargo, and Citi. ...

As yield-bearing stablecoins race toward $50 billion market cap, the industry is optimizing for the wrong metric. Collateral quality and transparency are what truly matter.