Not without tradeoffs, but Specter DIY could be turned into a DIY HSM module.
Similar to what coldcard does with https://ckbunker.com/ , users can create a policy allowing a USB connected Specter DIY to automatically sign PSBT matching a particular policy.
Not without tradeoffs, but Specter DIY could be turned into a DIY HSM module.
Similar to what coldcard does with https://ckbunker.com/ , users can create a policy allowing a USB connected Specter DIY to automatically sign PSBT matching a particular policy.
https://coldcardwallet.com/docs/hsm/rules https://coldcardwallet.com/docs/hsm/protocol
Such DIY HSM can also be part of a multisig.