Source: Cointelegraph.com NewsLedger CEO Pascal Gauthier claimed that Stax and Flex feature the “only secure touchscreens in the world,” saying that screens on mobile devices are not secure.Read MoreLedger Flex, Ledger Stax, Pascal Gauthier, secure touchscreens, hardware wallet, FIDO2 standard, NFC login, secure element chip, Ledger Security Key