Instead of a hardware wallet you could buy or build an airgapped PC with no wireless hardware. Of course it’s possible to exfiltrate data even without dedicate

Instead of a hardware wallet you could buy or build an airgapped PC with no wireless hardware. Of course it’s possible to exfiltrate data even without dedicated wireless hardware (TEMPEST etc) so I guess build a faraday cage if you’re really paranoid. Also: https://glacierprotocol.org/ https://glacierprotocol.org/