At least 15 different attackers have exploited the Coldcard vulnerability, which may have been avoided with just $2 worth of AI hardening, according to Dragonfly’s managing partner.
Zoltan Vardai is a breaking news reporter at Cointelegraph, where he covers Bitcoin, institutional cryptocurrency adoption trends, and Web3 regulatory developments. His expertise spans various aspects of crypto and blockchain, including decentralized finance (DeFi), crypto regulation, and trading platforms. Zoltan's work has been featured in notable publications such as Yahoo Finance, Forkast News, and Cointelegraph.














