All CosmicBytez Labs articles tagged #Bitcoin, across news, security advisories, how-to guides, and projects.
A firmware flaw introduced in Coldcard's March 2021 4.0.0 release caused devices to skip hardware random number generation and fall back to predictable software seeding. The result: 1,082.65 BTC drained from 1,196 addresses in 41 minutes on July 30.
Three plaintiffs have filed suit against Apple in California federal court after a fraudulent Sparrow Wallet impersonator on the App Store harvested their Bitcoin seed phrases, draining approximately $1.835 million. The lawsuit alleges Apple had prior knowledge of the fake and failed to act.
Threat actors are leveraging email addresses exposed in ShinyHunters data breaches to send highly personalized sextortion emails demanding $2,000 in...
Bitcoin Depot, operator of one of the largest Bitcoin ATM networks in North America, disclosed that attackers stole $3.665 million in Bitcoin from its hot...
Google researchers have demonstrated that breaking the elliptic curve cryptography underpinning Bitcoin and Ethereum requires 20x fewer qubits than...