A suspected 4th wave of attacks on Coldcard users has resulted in the loss of 389 Bitcoin. According to Galaxy research head Alex Thorn, some Coldcard users may have a narrow opportunity to save their funds due to unconfirmed transactions. This is based on reporting from CoinTelegraph.
The attack highlights the importance of user vigilance in protecting their cryptocurrency holdings. Coldcard is a popular hardware wallet used for storing Bitcoin and other cryptocurrencies.