Questions tagged [hardware-wallet]

A hardware wallet stores one's private keys in a secure hardware device.

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Open Source Hardware For Air Gapped Computer?

I'm looking for vetted open source computer hardware that can run Armory air gapped. Anyone know of such vetted hardware sources?
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3answers
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Are there any hardware privkey/pubkey generators out there?

I don't mean hardware wallet like Trezor but simply a device that is non-programmable, and not network connectable but will generate key pairs (+ the associated address would be handy but that could ...
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2answers
691 views

Where does Trezor get UTXOs from?

Since UTXOs are required to spend funds, where does Trezor get the unspent outputs from? Storing them in the hardware requires you to plug it in from time to time to update the UTXO set. You could ...
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1answer
278 views

Can secp256k1 be implemented efficiently on a 8-bit processor and very limited RAM?

We are trying to build a much simpler version of Trezor. We do have an finished PCB design from a previous project and would like to know whether this design can be modified, without changing the ...
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1answer
146 views

Is there a hardware wallet project that plans to add multisig capabilities?

What I want: A hardware wallet that I don't need to trust. That wallet will hold one out of three keys in a 2-of-3 multisig scheme. The other two parties will be a paper wallet I create, and a ...
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2answers
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What happens when a Trezor is lost?

Trezor is one of the leading implementation of a hardware wallet. Its first generation won't support multisig ... because the Bitcoin network itself doesn't have strong multisig support. What happens ...
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1answer
167 views

What is the “Bitcoin stick”?

I've encountered the page on "Bitcoin stick" while browsing the Research wiki page. The information provided on the subject is quite small. Can anyone explain what it really is and where one can find ...
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2answers
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Hardware Bitcoins (Smartcards, RFID etc.)

is it possible to create a real hardware Bitcoin, e.g. a specified (and verifiable) value which is stored on a smart card or RFID which can be given directly to other people?

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