‘Dark Skippy’ method can steal Bitcoin hardware wallet keys. Malicious firmware can embed secret data into a public Bitcoin transaction, which the attacker can then use to extract a person’s seed words. https://yakihonne.s3.ap-east-1.amazonaws.com/89f93336152fbe149c10445b7e780339e16f9ed7ceeb1596414c65c2779b7582/files/1723168312699-YAKIHONNES3.webp