Damus
Shivam Gupta profile picture
Shivam Gupta
@ShivamGupta

Bitcoin Mining Firmware & Protocol Dev | Nostr/Lightning Educator | Business Development | Bitcoin Maxi | Helping grow the decentralized future πŸ™Œ

Relays (6)
  • wss://nostr.mom – write
  • wss://relay.damus.io – write
  • wss://nostrelites.org – read
  • wss://wot.nostr.net – read
  • wss://nostr.wine – read
  • wss://nostr.lol – read

Recent Notes

Shivam Gupta profile picture
Throw your secure USB drive with fingerprint away! πŸ—‘οΈ

A wild REverseConf breaks down Lenovo ThinkPlus & similar devices. That "AES-256 encryption"?
It is literally an unencrypted MicroSD inside a case.
#security #usb #CyberSecurity #bitcoin
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Shivam Gupta · 3w
Presentation: https://www.youtube.com/watch?v=Rv6jdnQ4YhY
Shivam Gupta profile picture
Bitcoin's mined supply just hit 19,999,859 coins. That's already 95.24% of the full 21 million cap, and we're super close to crossing that big round 20 million mark. Crazy to think it's been 17 years since the genesis block back in 2009.
#bitcoin #nostr
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grimhash · 5w
20M is a nice marketing milestone, but the real story is the issuance asymptote. Bitcoin is already operating in the long tail where security has to be paid by a fee market, not wishful thinking. That is why PoW economics matters more than price candles: can the chain convert scarce blockspace into ...
Efrat Fenigson · 8w
🎁 Giving away a Trezor Safe 5 + 1-hour Trezor Expert session; take self custody of your bitcoin! 1) Follow nostr:nprofile1qy28wumn8ghj7mtfwdekkete9ejx2umfvahqzrthwden5te0dehhxtnvdakqqgxup0q7qdfxz7...
Shivam Gupta profile picture
would love to join the Trezor expert session.
PS: Learning from Efrat is always inspiring, I still remember her line during planb_network,
"Your personal brand is what people say about you when you're not in the room."🧑
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Shivam Gupta profile picture
Look at the top 10 richest Bitcoin addresses!

Binance cold wallet – ~248,600 BTC
Another Binance cold wallet – ~157,400 BTC
Robinhood cold wallet – ~140,600 BTC
Bitfinex cold wallet – ~130,000 BTC
...and so on.

Just these few exchange-controlled addresses alone hold hundreds of thousands of BTC (Binance's visible ones top 400k+, Robinhood and Bitfinex add another 270k+). That's a massive chunk of supply still sitting on centralized platforms, not in people's own custody.

Exchanges as a whole? They custody way more Binance alone has reserves in the hundreds of thousands of BTC for users, Coinbase even higher in some reports. All that BTC is "yours" only as long as the exchange stays online, doesn't get hacked, doesn't freeze withdrawals, or doesn't go the FTX route. History shows it's risky.Remember the golden rule: Not your keys, not your coins.If you're still leaving your stack on an exchange in 2026 because self-custody feels complicated, setting up a hardware wallet, multisig, seed backups, inheritance planning, avoiding common mistakes, don't sweat it.

DM me here on Nostr (or reach out on X "@TreasuryOS"
if you are cross posting).

We'll walk you through it step by step, hand-hold the whole way: recommend solid wallets, explain air-gapped signing, test small amounts first, set up watchtowers if needed, whatever fits your stack size and comfort level.No judgment, no rush, just real help to take full control of your Bitcoin. Sovereignty feels good once you get there. Who's ready to move their coins off exchanges this year?

Drop a message, if you are thinking about it.

#Bitcoin #SelfCustody #NYKNYC #Nostr
@Student of Bitcoin @bitshala
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