Cypherock X1 Review: A Crypto Hardware Wallet With a Slick Card-Based Security Model The Cypherock X1 employs a shard-based security model using cards with secure elements, to guard against the threat of wrench attacks. Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment. Filed under: Bitcoin - @ June 1, 2025 8:01 pm