
Treasury OS 🛡️ Professional grade #Bitcoin governance for firms & families. 🏦 15+ years in #Hardware & #CyberSecurity. Secure your #DigitalAssets 🔑 🇪🇺 🇮🇳
Joined January 2026
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Treasury OS 🔑 retweeted
Come join us and learn how to minimize & verify hardware tampering so your Bitcoin stays truly yours. 🧡
Today’s Bitshala Club: Can you trust the hardware protecting your Bitcoin?
Bitcoin Hardware & Sovereignty Club | Today · 8 PM IST | 2:30 PM UTC
With host @EmbeddedSDE, we’ll examine recent hardware-wallet supply-chain attacks and the techniques used to uncover hidden hardware implants.
• The $90M Supply-chain Attack: How tampered devices sold through a reseller were linked to coordinated wallet drains.
• Spy Chips & Recovery Phrases: How hidden hardware can intercept display signals and transmit sensitive information over cellular networks.
• Physical Hardware Auditing: Using precision scales, X-rays, and PCB inspection to look for unauthorized components.
• Reducing Trust: How direct sourcing and multi-vendor multisig can reduce supply-chain risks and single points of failure.
A hardware wallet is only as trustworthy as the system surrounding it. Learn how to question the assumptions, inspect the hardware, and take self-custody seriously.
📍 8 PM on Discord: discord.com/invite/STeQFVEWf…
Treasury OS 🔑 retweeted
Bitcoin Mining Club: Digital Sovereignty - Privacy, Self-Hosting & Financial Freedom | How to Escape Big Tech Surveillance? | #Bitcoineducation xitter.cf/i/broadcasts/1qKVmylbj…
Treasury OS 🔑 retweeted
Giveaway Alert 🚨
We’re giving away the newly launched Google Fitbit Air to 11 lucky winners!
Want in?
🔁 Retweet this post
✅ Follow us
👥 Tag 3 friends in the comments (Just mention any 3 handles to qualify)
It’s that simple. Good luck! 🤞
Treasury OS 🔑 retweeted
Most people think turning off WiFi, Bluetooth and Location makes them invisible. It doesn’t. 🥲
that’s why hardening your phone is not optional anymore.
Join us at 8 PM IST and ask all your questions, learn true sovereignty.🧡
Today’s Bitshala Club: Is your phone ever truly offline?
Bitcoin Hardware & Sovereignty Club | Today · 8 PM IST | 2:30 PM UTC
With host @EmbeddedSDE, we’ll explore:
• OS hardening: Why privacy toggles are not enough
• Private replacements: LibreWolf, Signal, Organic Maps and more
• Privacy tools: Self-hosted passwords, E2EE notes, private cloud
• Financial privacy: Sparrow Wallet + your own node + Tor
📍 8 PM. Only on Discord: discord.com/invite/STeQFVEWf…✨
Treasury OS 🔑 retweeted
🎁 GIVEAWAY 🎁
Win a Koshh Tag — the self-custody backup. Winner's choice of finish: Mirror, Matte, or Black.
To enter:
1️⃣ Follow @BitashaIndia
2️⃣ Like & Repost
3️⃣ Tag a friend
Good luck!
Treasury OS 🔑 retweeted
WIN A PS5 UPGRADE BUNDLE!
To celebrate FORMAT Liverpool, we're giving away MASSIVE upgrades to the PS5 experience of 3 lucky winners!
1st Place - 4TB PLAY 2280 + PS5 Games
2nd Place - PlayStation Store Gift Card
3rd Place - PlayStation Store Gift Card
To enter:
➕ Follow @Lexar_Gaming
🔁 RT this post
💬 Comment your favourite PS5 game + tag a friend!
Ends 11th October
Treasury OS 🔑 retweeted
How has Bitcoin self-custody evolved over 17 years? And what does sovereignty look like today? 🟠
Join Bitcoin Hardware & Sovereignty Club today, 29 Sep | 8 PM IST / 2:30 PM UTC, with host @EmbeddedSDE.
We’ll explore:
🔹 ETFs, exchanges & self-custody
🔹 From Satoshi’s full node to BIP32/BIP39
🔹 Custodian risks & the Coldcard RNG flaw
🔹 Multivendor multisig, steel backups & Miniscript inheritance
📍 8 PM only on Discord: discord.com/invite/STeQFVEWf… ✨
Join us and understand the technology behind self-custody, see you soon! 🚀
Treasury OS 🔑 retweeted
🟠 BITCOIN HARDWARE & SOVEREIGNTY CLUB | TODAY 8:00 PM
- Are hardware wallets truly secure, or just harder to crack than software?
- What happens when someone attacks the device protecting your Bitcoin?
- And how far can an attacker go with physical access to the hardware?
Today, we’ll explore the security assumptions, attack surfaces, and tradeoffs behind hardware wallets.
We’ll cover:
🔹 Threats: Trezor/Brevo phishing, D’CENT drains, BitBox Lightning, mining updates
🔹 Foundations: Decapping, microprobing, power analysis
🔹 Defenses: Shield meshes, sensor grids, crypto boundaries
🔹 Tradeoffs: Open-source MCUs vs. closed secure silicon
📍 Today at 8:00 PM on Discord Lounge: discord.com/invite/STeQFVEWf…✨
Come understand the hardware protecting your sovereignty. 🟠
Treasury OS 🔑 retweeted
My cat is also using @Tangem 😸
From hiding under the blanket to securing the generational wealth. 😂🙏🧡
Treasury OS 🔑 retweeted
Nokia 3310 (~180nm): Silicon that carried signals. 🤳
iPhone 17 Pro (3nm): Silicon that predicts, interprets, and learns.📱
25 years of semiconductor evolution in your palm.🔥
Treasury OS 🔑 retweeted
Signal is testing a major privacy feature:
You can create a Signal account without a phone number.
The new numberless registration uses an Account ID and Account Key, with an optional username.
There’s a small catch: it requires a one time fee of around $3 to help prevent spam.
The payment isn’t directly linked to your Signal account. Signal says it uses the same zero knowledge proofs as its donation system to ensure there’s no link between the payment and the account.
For now, the only payment method is Google Play, which requires Google Play Services. Signal says it plans to add other payment methods in the future.
A pretty significant step for privacy, even if the current implementation still has a Google dependency.
Would you use Signal without a phone number?
community.signalusers.org/t/…
#Signal #Privacy #OpenSource #DeGoogle
Treasury OS 🔑 retweeted
An iPhone is not just a phone, it is a global semiconductor supply chain in your pocket. 🌍📱
Beyond the A19, it takes Sony, Qualcomm, and Broadcom working in perfect sync.
The best engineering is the kind you never notice! 😊
Treasury OS 🔑 retweeted
Zoom into a SoCs, and you will find billions of nanometer scale transistors grouped into logic gates.🔥
To wire them up takes ~18 stacked metal layers, tiny wires at the base, thicker traces above, all linked by vertical vias.
Treasury OS 🔑 retweeted
‼️ Exploit disclosed for CVE-2026-52924... 9.8 CVSS Linux Root Privilege Escalation
GitHub: github.com/NebuSec/CyberMeow…
Friday GIVEAWAY anyone?
We thought we'd end the week on a high and give you the chance to win a Ledger Nano Gen5.
Here's how to enter:
1. RT this post
2. Follow @ledger
3. Comment which color Ledger signer you'd like to win
It's THAT simple. Lets go. 🔒
Treasury OS 🔑 retweeted
Huge privacy flaw: Anyone can access your entire photo gallery from your lock screen using a WhatsApp video call. No password, no Face ID, no hack required.
Check your phone. 🚨
Treasury OS 🔑 retweeted
🚨 They are taking our freedom.
Android is forcing a 24 hour wait just to sideload apps.
Your device. Your choice. Gone.
This isn’t “security”, it’s control.
Digital sovereignty? Dead.
#Android #Freedom #DigitalSovereignty
Treasury OS 🔑 retweeted
I have studied computer architecture for years and looking at the inside of a CPU still feels like alien technology. 🫡
What part of hardware engineering fascinates you the most? 🙂























