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Coldcard’s security warning about its Mk3 model (affecting seeds generated after firmware 4.0.1) shows that no physical device is infallible against development failures.
In incidents of this magnitude, cryptocurrency cybersecurity requires a defense-in-depth strategy.
Placing absolute trust in the assurances of a single manufacturer represents a systemic risk. To mitigate exposure to hardware or software vulnerabilities, it is essential to implement additional layers of protection:
1. **Multisignature Schemes (Multisig):** Distribute private keys across different devices and manufacturers so that a failure in a single model does not compromise all the funds.
2. **Operational best practices:** Verify firmware integrity, avoid blindly relying on automated processes without backup, and isolate key-generation environments.
3. **Sovereignty and risk management:** Assume that the security of crypto assets does not rest solely on the tool you choose, but on the user’s ability to anticipate failures and decentralize risk.
History shows that no cold wallet is completely invulnerable; true financial resilience is built through diversification and complementary security layers managed by the user.
#Coldcard #Wallet #billeterafria #ciberseguridad #BTC $BTC $WBTC
In incidents of this magnitude, cryptocurrency cybersecurity requires a defense-in-depth strategy.
Placing absolute trust in the assurances of a single manufacturer represents a systemic risk. To mitigate exposure to hardware or software vulnerabilities, it is essential to implement additional layers of protection:
1. **Multisignature Schemes (Multisig):** Distribute private keys across different devices and manufacturers so that a failure in a single model does not compromise all the funds.
2. **Operational best practices:** Verify firmware integrity, avoid blindly relying on automated processes without backup, and isolate key-generation environments.
3. **Sovereignty and risk management:** Assume that the security of crypto assets does not rest solely on the tool you choose, but on the user’s ability to anticipate failures and decentralize risk.
History shows that no cold wallet is completely invulnerable; true financial resilience is built through diversification and complementary security layers managed by the user.
#Coldcard #Wallet #billeterafria #ciberseguridad #BTC $BTC $WBTC
Alexander Guevara
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❎🚨 UPDATE: More than $10.5 billion in options for $BTC and $ETH are set to expire on Deribit tomorrow, which could drive an increase in market volatility.
❎THIS IS INCREDIBLE.
$40,000,000 in $btc were stolen due to a vulnerability in the Coldcard wallet.
The attacker exploited a flaw in Coldcard’s key generation and stole these funds in 25 minutes.
Even cold wallets aren’t safe anymore.
✅Bitcoin at critical support, breaks above $64k and heads straight to $60k; if you hold it, it will seek the highs at $67k.
✅And the Temu tubers putting in "big trades going long in gold" and getting liquidated... that’s why be careful with scammers.
$XAU #BTC #holder #Coldcard #GOLD #Liquidations
❎🚨 UPDATE: More than $10.5 billion in options for $BTC and $ETH are set to expire on Deribit tomorrow, which could drive an increase in market volatility.
❎THIS IS INCREDIBLE.
$40,000,000 in $btc were stolen due to a vulnerability in the Coldcard wallet.
The attacker exploited a flaw in Coldcard’s key generation and stole these funds in 25 minutes.
Even cold wallets aren’t safe anymore.
✅Bitcoin at critical support, breaks above $64k and heads straight to $60k; if you hold it, it will seek the highs at $67k.
✅And the Temu tubers putting in "big trades going long in gold" and getting liquidated... that’s why be careful with scammers.
$XAU #BTC #holder #Coldcard #GOLD #Liquidations
🤔Freedom Factory presented PQ1, a supposed hardware wallet that, according to the company, is designed to withstand quantum attacks. It still does not have any external audits completed, and the units are available for pre-order.
💬 "The market is cleaning out projects that lived more on the narrative than on real utility."
More than 100 cryptocurrency platforms and projects have shut down so far in 2026. Behind these cases there isn’t a single explanation, but a combination of a bearish market, weak business models, and lack of adoption.
In this edition, we analyze the year’s main closures and the lessons they leave to understand where the industry is headed.
🎥
🤖 Core Scientific paid USD 41.9 million to Block, by Jack Dorsey, to exit a Bitcoin mining contract and focus on data centers for artificial intelligence, which provide 83% of its revenue.
#HardwareWallets #BTC #MineríaDeBitcoin #billeterafria #bitcoin $BTC
💬 "The market is cleaning out projects that lived more on the narrative than on real utility."
More than 100 cryptocurrency platforms and projects have shut down so far in 2026. Behind these cases there isn’t a single explanation, but a combination of a bearish market, weak business models, and lack of adoption.
In this edition, we analyze the year’s main closures and the lessons they leave to understand where the industry is headed.
🎥
🤖 Core Scientific paid USD 41.9 million to Block, by Jack Dorsey, to exit a Bitcoin mining contract and focus on data centers for artificial intelligence, which provide 83% of its revenue.
#HardwareWallets #BTC #MineríaDeBitcoin #billeterafria #bitcoin $BTC
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