SecurityColdcard Hack Hits $114 Million as Fourth Wave and CZ Warning Land
Coldcard wallet losses climbed to $114 million after a fourth attack wave. CZ warns Bitcoin holders to spread funds across multiple wallets.
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SecurityBNB Chain Sues Former Employee Over ASTEROID Memecoin
BNB Chain is pursuing legal action after a former employee used a tutorial wallet to launch the ASTEROID memecoin.
SecurityIBM Claims Trusted Quantum Advantage: What It Means for Bitcoin
IBM demonstrated "trusted quantum advantage" using 70 logical qubits. How much closer this brings a real threat to Bitcoin's cryptography.
SecurityColdcard Mk3 Flaw Drains 594 BTC
Coinkite warns Coldcard Mk3 users after a firmware bug let an attacker drain 594 BTC (about $38M) from roughly 500 wallets in 25 minutes.
SecurityEthereum, Solana Lead $1B in H1 2026 Crypto Hacks, Blockaid Says
Blockaid found hackers stole over $1 billion from crypto in H1 2026. Ethereum and Solana projects lost the most, mostly through compromised keys.
SecurityApple Sued Over Fake Sparrow Wallet App in the App Store
Three Bitcoin holders sued Apple over a counterfeit Sparrow Wallet app in the App Store that drained a combined $1.84 million.
SecurityZcash Activates Ironwood: How the Network Closed the Door on Fake ZEC
Zcash activated the Ironwood upgrade and replaced the vulnerable Orchard pool. Here is how the turnstile stops fake ZEC and what holders should do now.
SecuritySparkKitty Malware Steals Seed Phrases via App Store and Google Play
Check Point uncovered SparkKitty, malware that scans photos for crypto wallet seed phrases. It spread through the App Store and Google Play.
SecurityNorth Korea Arrests Hackers Over Bank Fund Crypto Laundering
North Korea detained former military hackers accused of stealing funds from two state banks and laundering them through crypto and Chinese brokers.