Keystone Hackers Steal Key Used to Verify Wallets

Hardware wallet maker Keystone said an attacker who breached its website last week also stole a key used to verify the authenticity of its devices, widening the scope of an incident initially disclosed as a customer data leak. In a statement Monday, Keystone said the stolen authentication key could allow attackers to produce counterfeit wallets that pass its authenticity checks. “These devices could then be sold or shipped to customers, who might unknowingly use them as genuine products, potentially resulting in asset theft,” Keystone said. The incident adds to a series of attacks targeting hardware wallet manufacturers this year. Earlier…