Cryobrick (@cryobrick) 's Twitter Profile
Cryobrick

@cryobrick

Air-gapped Bitcoin cold storage on feature phones.
Zero cost. Plausible deniability. Your keys, your control.

ID: 2003344289238306816

linkhttp://www.cryobrick.com calendar_today23-12-2025 05:58:24

11 Tweet

46 Followers

19 Following

Student of Bitcoin (@studentofbtc) 's Twitter Profile Photo

It’s a pleasure to introduce the teams for the Student of Bitcoin Accelerator. These teams were picked because they’re working on real problems in the Indian and global Bitcoin landscape. The goal: give builders and tinkerers the structure to figure out if their idea is a pet

It’s a pleasure to introduce the teams for the Student of Bitcoin Accelerator.

These teams were picked because they’re working on real problems in the Indian and global Bitcoin landscape.

The goal: give builders and tinkerers the structure to figure out if their idea is a pet
Cryobrick (@cryobrick) 's Twitter Profile Photo

CryoBrick pre-orders → OPEN! Only 25 units in the first run. Waitlist gets first shot. Secure yours: formstr.app/f/naddr1qvzqqq… Thank you for riding with us from the beginning ❤️

Cryobrick (@cryobrick) 's Twitter Profile Photo

Is there a German word for the paralysing fear, anxiety and the depths of despair that your heart sinks to as a Bitcoiner when you get the following message? Guess heart attacks are to be expected when you're making and testing your own Hardware wallet.

Is there a German word for the paralysing fear, anxiety and the depths of despair that your heart sinks to as a Bitcoiner when you get the following message?

Guess heart attacks are to be expected when you're making and testing your own Hardware wallet.
Cryobrick (@cryobrick) 's Twitter Profile Photo

🚨 Pre-orders OPEN for CryoBrick – the ultimate stealth Bitcoin wallet! Disguised as a basic old feature phone, air-gapped cold storage, plausible deniability vs wrench attacks/borders/nosy eyes. No KYC, no trace. Scan QR & secure yours NOW! 🦖🔒 #Bitcoin #SelfCustody

🚨 Pre-orders OPEN for CryoBrick – the ultimate stealth Bitcoin wallet!
Disguised as a basic old feature phone, air-gapped cold storage, plausible deniability vs wrench attacks/borders/nosy eyes.
No KYC, no trace.
Scan QR & secure yours NOW! 🦖🔒 #Bitcoin #SelfCustody
Cryobrick (@cryobrick) 's Twitter Profile Photo

"You educate a man; you educate a man. You educate a woman; you educate a generation". We are proud to be part of this initiative. Keep up the good work Shambhavi Soni

Cryobrick (@cryobrick) 's Twitter Profile Photo

Great News! The app is in the final testing phase. Will update as soon as the app is done and the device is ready to ship. Last chance to get the device at a discounted price. Scan the QR code and book yours Now!!!

Great News! The app is in the final testing phase.
Will update as soon as the app is done and the device is ready to ship.
Last chance to get the device at a discounted price.
Scan the QR code and book yours Now!!!
Cryobrick (@cryobrick) 's Twitter Profile Photo

We take your suggestions seriously and the blind signing drawback on our earlier version was a glaring security flaw. We have fixed the issue and now you can read the addresses and the amount before signing a PSBT on CryoBrick. x.com/i/status/20333…

We take your suggestions seriously and the blind signing drawback on our earlier version was a glaring security flaw.

We have fixed the issue and now you can read the addresses and the amount before signing a PSBT on CryoBrick.

x.com/i/status/20333…
Bitshala (@bitshala_org) 's Twitter Profile Photo

Your old feature phone is now a Bitcoin wallet.📱🧱 Breaking down the architecture for Cryobrick: Air-gapped Bitcoin cold storage built natively for feature phones. Sovereign, offline security without the premium price tag. This is how we onboard the Global South. Let's build!

Your old feature phone is now a Bitcoin wallet.📱🧱

Breaking down the architecture for Cryobrick: 
Air-gapped Bitcoin cold storage built natively for feature phones.

Sovereign, offline security without the premium price tag. This is how we onboard the Global South. Let's build!
Documenting ₿itcoin 📄 (@documentingbtc) 's Twitter Profile Photo

This new open-source bitcoin wallet called ‘Cryobrick’, invented by a team of developers in India, can be hidden on old cellphones and disguised as any app.

Bitcoin Archive (@btc_archive) 's Twitter Profile Photo

Your old Nokia 3310 can now become a Bitcoin wallet. This open source wallet, Cryobrick, can be hidden on basic cellphones like any normal app, giving you private and offline custody. Play Snake and HODL on same device. - Paco de la India

Cryobrick (@cryobrick) 's Twitter Profile Photo

Marco Chiappetta Bitcoin Lab hey so JTAG does gets you the localStorage dump for sure, but even though your get that, the wallet mnemonic is encrypted with AES-256-GCM behind a mandatory 12+ char passwd (letters, num, and symbols). So after your 15 mins you've got an encrypted blob and a brute force prblem🙃

Crypto Aman (@cryptoamanclub) 's Twitter Profile Photo

🚨 JIO PHONE BECOMES A BITCOIN VAULT! Cryobrick — an innovation by Indian developers that could replace hardware wallets. ✦ WHAT IS CRYOBRICK? ↳ Air-gapped cold storage for basic feature phones! ↳ Fully offline — no internet, no hacking ↳ Stealth mode — hidden like a