By Stephan Dec 21, 2020 Comment on SLP238 Zach Herbert & Ken Carpenter – Passport by Foundation Devices: Air Gapped Hardware Wallet by Stephan Podcasts 20 Total views No comments In reply to nailisumeja. Sure that was discussed in the episode Related Posts S15 E17: Andrew Poelstra on Bitcoin Covenants (OP_CAT vs OP_CTV) S15 E22: Eric Voskuil on Libbitcoin & Bitcoin Culture About The Author Stephan