Coldcard hardware wallet

GPTKB entity

Statements (33)
Predicate Object
gptkbp:instanceOf gptkb:cryptocurrency_hardware_wallet
gptkbp:compatibleWith gptkb:Electrum
gptkb:Specter_Desktop
Sparrow Wallet
gptkbp:countryOfOrigin gptkb:Canada
gptkbp:currency gptkb:Bitcoin
gptkbp:designedFor Bitcoin self-custody
gptkbp:feature gptkb:open-source_firmware
USB connectivity
PIN protection
OLED display
physical keypad
seed phrase backup
microSD card support
secure element chip
air-gapped operation
BIP174 PSBT support
anti-phishing words
duress PIN
multisig support
gptkbp:features no formal certification
gptkbp:manufacturer Coinkite
gptkbp:notableFor air-gapped signing
focus on security
Bitcoin-only support
physical security features
gptkbp:openSource yes
gptkbp:releaseYear 2017
gptkbp:targetUser advanced Bitcoin users
gptkbp:website https://coldcard.com/
gptkbp:bfsParent gptkb:BTCPay_Server
gptkbp:bfsLayer 7
https://www.w3.org/2000/01/rdf-schema#label Coldcard hardware wallet