Another major hardware wallet vendor suffers data breach as security concerns mount Keystone Wallet reported unauthorized access to its website, exposing customer shipping details, including names and addresses, but no payment or wallet data was compromised. The breach raises concerns about targeted phishing attacks, as criminals could use the leaked information to impersonate Keystone and defraud affected customers. Ledger and Trezor have also faced security incidents recently, with Ledger reporting altered devices leading to potential crypto thefts and Trezor experiencing a data breach affecting over 80,000 customers.