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In today’s article, I’d want to draw your attention to some of my most time-consuming articles (there are 120+ already!), which I feel to be my best! Enjoy!Art by: Regul LionOpSec & SecurityOpSec Going SmartOpSec Going SmarterOpSec Going Smarter: Secure SmartphonesUnfolding Ancient Wisdom: How Ancient Stories Teach Modern Humans about Security and OpSecAn Open Letter to the Manufacturers and Designers of Crypto WalletsWould Stay Extra Vigilant Over the Holidays…Interview With a KyberSwap Hack...

The Worst OpSec Fails of 2025: Lessons from Darknet Busts and Whale Kidnappings
I'll break it down simple, like we're chatting over coffee, and throw in some real stories from the news.

Staying Private in Crypto & Web3: Simple, Practical Tips That Actually Work
In the beginning, cryptocurrency was meant to be about privacy and freedom, but these days everything is tracked, connected, and sold.

Navigation: officercia.eth
In today’s article, I’d want to draw your attention to some of my most time-consuming articles (there are 120+ already!), which I feel to be my best! Enjoy!Art by: Regul LionOpSec & SecurityOpSec Going SmartOpSec Going SmarterOpSec Going Smarter: Secure SmartphonesUnfolding Ancient Wisdom: How Ancient Stories Teach Modern Humans about Security and OpSecAn Open Letter to the Manufacturers and Designers of Crypto WalletsWould Stay Extra Vigilant Over the Holidays…Interview With a KyberSwap Hack...

The Worst OpSec Fails of 2025: Lessons from Darknet Busts and Whale Kidnappings
I'll break it down simple, like we're chatting over coffee, and throw in some real stories from the news.

Staying Private in Crypto & Web3: Simple, Practical Tips That Actually Work
In the beginning, cryptocurrency was meant to be about privacy and freedom, but these days everything is tracked, connected, and sold.
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Made by: ddadybayo — research & strategy of unstoppablebyhs & officer_cia
Here’s what the week revealed:
A proposal to freeze quantum-vulnerable UTXOs — yes, including Satoshi’s — has hit GitHub. → [bip-post-quantum-migration]
Blockscope: \$1.3B lost in 2025 H1
Elliptic: Cross-chain crime now dominant vector
QuillAudits: DeFi exploits surge via reentrancy, oracles
→ [Elliptic Report]
Wiz: Secrets leaked, access controls weak, devops infra riddled with holes.
→ [State of Code Security 2025]
Ex-National Crime Agency officer jailed for stealing \$5.9M in BTC from Silk Road 2.0.
Déjà vu of corrupt feds from the original SR.
Nefture exposes how launderers bypass CEX freezes.
→ [Blog post]
Abacus vanishes with user funds. History repeats.
Legal shift incoming. Who wins, who bleeds?
→ [Unchained]
Carnontec uncovers silent exploit draining mis-sent tokens.
→ [Carnontec Blog]
The bug that broke Ethereum, dissected in full.
Safe: New ownership layer for onchain apps → [Read]
Solana: 66% block compute increase proposed → [SID-0286]
New fuzzing tools for smart contract invariants & more.
Aave DAO votes to allow Kraken-backed Ink Foundation to fork the protocol.
→ [The Block]
Web3-native fundraising kicks off this week.
→ [The Block]
Proposal drops in Dogecoin’s GitHub.
→ [Proposal]
Devices returned. Case closed.
→ [Jespow tweet]
BTC to \$250K. ETH to \$10K.
“Maelstrom is doing all things degen powered by ERC-20 shitcoins.”
→ [CryptoHayes blog]
Bitcoin is the New Strategic Reserve. From quiet French telcos to Trump’s executive orders — everyone’s stacking. In just one month, top public entities added over 56,000 BTC to their treasuries — that’s >$6.8B worth of conviction.
1️⃣ Bitcoin Standard Treasury Company 🇺🇸
+30,021 BTC — 🧨 largest single buy this cycle
An unknown U.S. firm goes full Bitcoin Standard. No hedge, no diversifiers. Just conviction.
2️⃣ Donald J. Trump (Strategic Reserve) 🇺🇸
+18,430 BTC
Backed by Trump’s March 2025 executive order: a U.S. Strategic Bitcoin Reserve funded by seized assets. Bitcoin enters geopolitical territory.
3️⃣ Strategy aka MicroStrategy 🇺🇸
+6,220 BTC this month → 607,770 BTC total
Now holds 2.89% of all BTC in existence. Just 22,000 BTC away from hitting 3%.
Funded via convertible notes + preferred equity.
YTD BTC yield: +20.8%
Saylor’s still playing the infinity game.
4️⃣ Sequans 🇫🇷
+1,264 BTC → New entrant from Europe
France’s semiconductor firm makes a bold entrance into the Bitcoin arena.
Already ranked top-20 globally.
5️⃣ Volcon eVehicles 🇺🇸
+280 BTC
EV maker joins the race:
“We trust code more than fiat.”
The Smarter Web Company 🇬🇧
+325 BTC → Total: 1,600 BTC
Self-funded, one of the highest BTC-per-employee ratios.
YTD BTC yield: +48.1%
Cango Inc 🇨🇳
+240 BTC → Total: 4,240 BTC
Once a car finance platform, now fully pivoted into mining and BTC accumulation.
One of the few active Chinese buyers.
Semler Scientific 🇺🇸
+210 BTC → Total: 4,846 BTC
Aggressive treasury move via equity issuance.
YTD BTC yield: +75.2%
Top 100 public companies now hold: 917,599 BTC
That's ~4.37% of total supply
The U.S. is leading the charge — but Europe and Asia are quietly joining in
Bitcoin’s role is shifting from alternative asset to sovereign-grade collateral
This is no longer just “corporate adoption”
— it’s the early innings of monetary realignment.
$13.7B in profits → 120+ companies.
No USDt reserves touched.
→ [Paolo tweet]
🇺🇸 Uncle Sam holds 198,000 BTC
4 months idle. Bulk seized from Silk Road, Bitfinex hackers.
→ [Arkham post]
Made by: ddadybayo — research & strategy of unstoppablebyhs & officer_cia
Here’s what the week revealed:
A proposal to freeze quantum-vulnerable UTXOs — yes, including Satoshi’s — has hit GitHub. → [bip-post-quantum-migration]
Blockscope: \$1.3B lost in 2025 H1
Elliptic: Cross-chain crime now dominant vector
QuillAudits: DeFi exploits surge via reentrancy, oracles
→ [Elliptic Report]
Wiz: Secrets leaked, access controls weak, devops infra riddled with holes.
→ [State of Code Security 2025]
Ex-National Crime Agency officer jailed for stealing \$5.9M in BTC from Silk Road 2.0.
Déjà vu of corrupt feds from the original SR.
Nefture exposes how launderers bypass CEX freezes.
→ [Blog post]
Abacus vanishes with user funds. History repeats.
Legal shift incoming. Who wins, who bleeds?
→ [Unchained]
Carnontec uncovers silent exploit draining mis-sent tokens.
→ [Carnontec Blog]
The bug that broke Ethereum, dissected in full.
Safe: New ownership layer for onchain apps → [Read]
Solana: 66% block compute increase proposed → [SID-0286]
New fuzzing tools for smart contract invariants & more.
Aave DAO votes to allow Kraken-backed Ink Foundation to fork the protocol.
→ [The Block]
Web3-native fundraising kicks off this week.
→ [The Block]
Proposal drops in Dogecoin’s GitHub.
→ [Proposal]
Devices returned. Case closed.
→ [Jespow tweet]
BTC to \$250K. ETH to \$10K.
“Maelstrom is doing all things degen powered by ERC-20 shitcoins.”
→ [CryptoHayes blog]
Bitcoin is the New Strategic Reserve. From quiet French telcos to Trump’s executive orders — everyone’s stacking. In just one month, top public entities added over 56,000 BTC to their treasuries — that’s >$6.8B worth of conviction.
1️⃣ Bitcoin Standard Treasury Company 🇺🇸
+30,021 BTC — 🧨 largest single buy this cycle
An unknown U.S. firm goes full Bitcoin Standard. No hedge, no diversifiers. Just conviction.
2️⃣ Donald J. Trump (Strategic Reserve) 🇺🇸
+18,430 BTC
Backed by Trump’s March 2025 executive order: a U.S. Strategic Bitcoin Reserve funded by seized assets. Bitcoin enters geopolitical territory.
3️⃣ Strategy aka MicroStrategy 🇺🇸
+6,220 BTC this month → 607,770 BTC total
Now holds 2.89% of all BTC in existence. Just 22,000 BTC away from hitting 3%.
Funded via convertible notes + preferred equity.
YTD BTC yield: +20.8%
Saylor’s still playing the infinity game.
4️⃣ Sequans 🇫🇷
+1,264 BTC → New entrant from Europe
France’s semiconductor firm makes a bold entrance into the Bitcoin arena.
Already ranked top-20 globally.
5️⃣ Volcon eVehicles 🇺🇸
+280 BTC
EV maker joins the race:
“We trust code more than fiat.”
The Smarter Web Company 🇬🇧
+325 BTC → Total: 1,600 BTC
Self-funded, one of the highest BTC-per-employee ratios.
YTD BTC yield: +48.1%
Cango Inc 🇨🇳
+240 BTC → Total: 4,240 BTC
Once a car finance platform, now fully pivoted into mining and BTC accumulation.
One of the few active Chinese buyers.
Semler Scientific 🇺🇸
+210 BTC → Total: 4,846 BTC
Aggressive treasury move via equity issuance.
YTD BTC yield: +75.2%
Top 100 public companies now hold: 917,599 BTC
That's ~4.37% of total supply
The U.S. is leading the charge — but Europe and Asia are quietly joining in
Bitcoin’s role is shifting from alternative asset to sovereign-grade collateral
This is no longer just “corporate adoption”
— it’s the early innings of monetary realignment.
$13.7B in profits → 120+ companies.
No USDt reserves touched.
→ [Paolo tweet]
🇺🇸 Uncle Sam holds 198,000 BTC
4 months idle. Bulk seized from Silk Road, Bitfinex hackers.
→ [Arkham post]
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