Arbitrum has frozen 30,766 ETH linked to the KelpDAO exploit as of April 2026. Following the freeze, ZachXBT reported that the attackers started transferring funds from Ethereum mainnet to Bitcoin. The move aims to prevent further asset movement and mitigate potential losses, highlighting ongoing security concerns within the DeFi ecosystem.
North Korea’s Lazarus Group stole $285 million from Solana’s Drift Protocol, highlighting ongoing security threats from state-sponsored hacking groups. The attack underscores systemic vulnerabilities in the crypto space and raises concerns about market stability. The incident emphasizes the need for enhanced security measures amid increasing cyber threats targeting decentralized finance platforms.
Cybersecurity researchers uncovered 22 vulnerabilities in Lantronix and Silex serial-to-IP converters, exposing nearly 20,000 devices. The flaws, dubbed BRIDGE:BREAK by Forescout Vedere Labs, could allow hackers to hijack devices and manipulate data. The vulnerabilities highlight significant security risks in widely used Serial-to-Ethernet converters, emphasizing the need for urgent patching and updates.
U.S. Pacific Commander Admiral Samuel Paparo called Bitcoin a “valuable computer science tool” for national power and security, during a Senate hearing. He emphasized Bitcoin’s potential in power projection and strategic advantages, highlighting its importance beyond finance. This marks a notable recognition of crypto’s role in national security and technological innovation.
CoWSwap experienced a $1.2 million supply chain attack, highlighting security vulnerabilities in Web3. The incident underscores the importance of verifying wallet permissions before trading. Experts recommend a four-step checklist to protect assets and prevent future hijackings. This attack emphasizes the need for increased security measures in decentralized exchanges to safeguard user funds.
Curve Finance founder Michael Egorov has called for industry-wide DeFi security standards following recent on-chain exploits targeting centralized vulnerabilities. The incidents highlight ongoing risks in DeFi, with Egorov emphasizing the need for improved safety measures to protect investors. Despite these breaches, some investors view such failures as part of the sector’s evolution rather than signs of decline.
Ripple announced a plan to implement quantum-resistant cryptography on the XRP Ledger by 2028, marking a significant step in blockchain security. The four-stage migration, outlined on April 21, 2026, aims to safeguard user funds and network integrity against future quantum computing threats, positioning XRPL as one of the first major public blockchains to commit to post-quantum security.
