New project 'bitcoin_safe' added to watchlist 👀👀. Bitcoin Safe

Who makes the rules? You do. Who enforces them? Your COLDCARD. COLDCARD's new Spending Policy + 2FA lets you enforce rules before a single sat moves. Magnitude, velocity, whitelists, even 2FA. To celebrate, we're giving away a COLDCARD Q. Like, Comment and Repost to enter.

You vs the man she tells you not to worry about. COLDCARD

Juraj Nevolnik “Nemci nerobia malé chyby,” vraví klasik.

Andrej Virgovic COLDCARD Very good documents that explains everything clear and concise. I ran into the n lock time error on nunchuck but figured it out, I’m glad it’s in the docs for others. I think sssp is a really innovative feature.

With COLDCARD’s new Spending Policy + 2FA, your Bitcoin only moves on your terms. Here’s Marty Bent & Matt Odell breaking it down on Rabbit Hole Recap 🎙️ Have you tried the update yet? 👇

All the op return drama really made me question my world view on everything non-bitcoin. It is extremely obvious who only gets their information from twitter and who is actually reading the ML and things like delving bitcoin. Most other things I only get information from twitter

Its a beautiful day at Bitcoin Park , cooking up some new things for AnchorWatch!

Bull Bitcoin is partnering with COLDCARD ! - Connect your COLDCARD Q to the BULL Wallet via QR code in seconds. - Buy Bitcoin directly to cold storage and spend securely using PSBT. - No custodian, no compromise, no cables, and zero exposure. More info ↓

you're spamming bitcoin if your DER signatures have more than 8 bytes github.com/bitcoin/bitcoi…

A great part about using miniscript is you could set up this a COLDCARD , Ledger , BitBox and Blockstream Jade ! Cold storage futures contracts!

Introducing Nunchuk 2.0: Autonomous Inheritance. The first assisted Bitcoin inheritance solution with an on‑chain failsafe. Designed to outlive the company that created it. Enforced by the Bitcoin network, not by us. 🧵

It's been claimed that OP_IF is always unnecessary in taproot Scripts. This is false. This Script quoted from mononaut is in fact cheaper if bundled together: all the spending paths require 4 public keys anyway. After the 4 OP_CHECKSIGADD, the rest of the Script is less

Bitcoiners have been waiting for this. Our #BitcoinBlackFriday sale is LIVE 🔥 🔸 25% off when paying with BTC 🔸 20% off when paying with fiat 🔸 $50 off BLOCKCLOCK Mini While supplies last.

COLDCARD Edge Release 6.4.0X 🧙‍♂️ - Key teleport for miniscript wallets - Spending policy for miniscript wallets (SSSP) - Import/export multisig/miniscrip wallets from BIP-388 wallet policies - Sign with specific miniscript wallet. Settings -> Multisig/Miniscript -> <name> -> Sign

If you don’t have a #bitcoin BlockClock here’s yet another reason you should. Bitcoin is infinitely more dense than any other money before it.

Take good care of those around you. Merry Christmas 🧡

Every other month one of our competitors has a data breach. Coinkite/COLDCARD takes this extremely seriously, like our customers we are bitcoiners first. The difference is we DONT expose customer data to ANY marketing tools. We provide the option to anon purchase and we DELETE

PupusasG explaining how he and Node Nation orangepilled so many kids by allowing them to have fun with Bitcoin knowledge! plan

Fast work by COLDCARD