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Author Topic: Coldcard releases it's BIP322 Proof of Reserves and WIF singing firmware  (Read 43 times)
coinrifft (OP)
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March 08, 2026, 01:53:33 PM
Merited by DireWolfM14 (1)
 #1

Coldcard has just rolled out their latest firmware with the latest feature with BIP322 Proof-of-Reserves.



https://x.com/COLDCARDwallet/status/2029684130938531965

What are your thoughts on the latest release?


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March 08, 2026, 02:27:42 PM
Merited by KWH (1)
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Bip322 implementation is welcome as far as I'm concerned.  It's uses may be limited for many, but very practical where needed.  The functionality of being able to sign messages from non-legacy addresses is long overdue.

ColdCard is legendary for being the first to implement this.  Definitely one of my favorite hardware wallets, and just happens to be the one I use more than any other.

 
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March 08, 2026, 02:51:47 PM
 #3

Coldcard has just rolled out their latest firmware with the latest feature with BIP322 Proof-of-Reserves.

What are your thoughts on the latest release?

Proof of reserves doesn't really have much of a use for us individuals and I guess it's more marketed towards companies.

But I like the fact you can now sign from any address, even if most people seemed to have stopped signing messages nowadays for some reason.

 
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March 10, 2026, 01:07:30 PM
 #4

Bip322 implementation is welcome as far as I'm concerned.  It's uses may be limited for many, but very practical where needed.  The functionality of being able to sign messages from non-legacy addresses is long overdue.
Not only that, but it enhances privacy. Instead of grouping several UTXOs into one address and then signing a message from that address, this can be done from many UTXOs, and even from multisig UTXOs. It is a good option for medium-sized servers to prove reserves without reducing their privacy.
import 30 WIF private keys may confirm this.

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