coldcard

Bitcoin Coldcard Exploit Losses Surpass $100 Million

$BTC users holding funds on #Coldcard hardware wallets have suffered losses exceeding $100 million due to an exploit, according to fresh reporting.

The incident highlights ongoing risks even within the hardware wallet space, which many users consider the safest route for self-custody. While cold storage devices are designed to keep private keys offline, this exploit appears to have bypassed those protections, catching affected holders off guard.

For the broader crypto community, this serves as a reminder that no storage method is entirely risk-free. Users are encouraged to stay informed about firmware updates, verify device authenticity, and diversify custody strategies where appropriate.

Not financial advice.
#Bitcoin #Crypto $BTC

🚨 Consequences of the Coldcard vulnerability

A Coldcard vulnerability could have led to the theft of up to 2,000 BTC following a series of attacks that came to light on July 30.

📊 Galaxy Research has already confirmed the theft of 1,596 BTC, and Coinkite has released urgent firmware updates.

Nearly 90% of the stolen Bitcoin remains unmoved, but the attack is still ongoing.

#Coldcard #GALAXY #BTC
$BTC

Galaxy has revealed that at least 15 attackers exploited a vulnerability in Coldcard hardware wallets. This issue could have been prevented with just $2 worth of AI hardening, according to Dragonfly’s managing partner. Such exploits underscore the critical importance of security in crypto storage solutions. As hardware wallets are a cornerstone of cold storage, this news may impact user trust and lead to increased regulatory scrutiny. Traders should keep an eye on Bitcoin’s price movements and any announcements from wallet providers regarding security updates. This event serves as a reminder of the ongoing need for robust security measures in the crypto space.

#Bitcoin #Coldcard #Crypto #Security

🚨 Urgent security warning!

Coldcard is urging users to move their Bitcoin to secure wallets immediately, warning that an ongoing exploit is currently affecting the device's security.

#Coldcard #Security ‎

📰 Source: https://www.coindesk.com/tech/2026/08/04/coldcard-urges-users-to-move-bitcoin-as-active-wallet-exploit-continues

#coldcardexploitdrains1367btc
🚨 COLDCARD SECURITY ALERT: BTC WALLETS UNDER ATTACK
A major Coldcard vulnerability has already led to nearly $89M in reported BTC losses, with attacks still being investigated. The issue involves weak or predictable entropy in seeds generated by affected firmware.
What users should know:
Updating firmware alone may not protect an already-generated vulnerable seed. Affected users should follow official migration guidance and create a fresh seed on patched hardware. Dice-based entropy is also supported by Coldcard.
🎯 TRADING VIEW: SELL/RISK-OFF 📉
For affected holders, security comes before trading. Protect your BTC first and avoid interacting with suspicious support accounts or sharing your seed phrase.
❓ Would this security scare make you reduce BTC exposure?
"CLICK ON THE BELOW YELLOW COIN TAG TO GO TO DESIRED TRADING PAGE TO GET BENEFIT TRADE"$BTC $BICO $VIC
#BitcoinSecurity #Coldcard

🚨 BREAKING:$BTC FC Coldcard Wallet Hack Losses Top $100M ⚠️
Reported losses linked to the Coldcard wallet exploit have now exceeded $100 million.
The issue is tied to a 2021 firmware vulnerability that affected seed phrase generation. Users who created wallets using the affected firmware are strongly encouraged to move their BTC to a newly generated wallet as soon as possible.
🔒 Don't wait—verify your wallet version and take action if you're affected. Protecting your private keys is the first rule of crypto.
#Bitcoin #BTC #CryptoSecurity #Coldcard

🚨 Update! 🚨

Hackers have stolen more than $88 million from Coldcard approximately THB 3.1 billion and the total losses continue to rise!

#Coldcard #CryptoHack #CryptoSecurity #CryptoNews #BinanceSquare

Coldcard Security Alert

A serious vulnerability in some Coldcard hardware wallets has resulted in major Bitcoin losses, with stolen funds now estimated to be nearing $114 million. This incident is a reminder that even trusted hardware wallets can face software risks.
$VIC
$NVDAB

If you're using a Coldcard wallet, check for official security updates immediately and move your funds if your device could be affected. Staying proactive is the best defense. 🔒₿

#ColdcardExploitDrains1367BTC #Coldcard #CoinbaseBTCPremiumNegative77Days

#coldcardexploitdrains1367btc
The Coldcard exploit has reportedly led to the loss of 1,367 BTC, raising fresh concerns across the crypto community about wallet security and asset protection.
But this story is bigger than just one incident...
It highlights a critical question for every Bitcoin holder:
How safe are digital assets, even when stored with advanced security solutions?
This event could impact:
🔐 Hardware wallet trust and security standards.
₿ Bitcoin investor confidence.
📉 Market sentiment around crypto safety.
🌐 The future development of self-custody solutions.
Every major security incident in crypto becomes a reminder that innovation must always move together with protection.
Now the market is asking:
Will this become a temporary shock... or a turning point that changes how investors think about Bitcoin security? 👀
💬 Do you still trust hardware wallets for long-term Bitcoin storage?
#Coldcard #Write2Earn #Crypto
$BTC
$SOL
$QNT

🚨 BREAKING: Coinkite has confirmed a critical firmware vulnerability affecting certain Coldcard hardware wallets.

The flaw has been linked to an ongoing attack that researchers estimate has drained approximately 1,367 BTC (≈$89 million) from more than 4,500 wallet addresses across multiple attack waves.

Coinkite has halted shipments, released patched firmware for affected devices, and warned that updating firmware alone does not secure recovery seeds generated on vulnerable firmware versions.

Users who created their seed on an affected firmware version are strongly advised to generate a new seed on the latest patched firmware and migrate their funds immediately.

Security researchers also warn that the attacks may still be ongoing. If you own a Coldcard wallet, verify your firmware version and determine whether your recovery seed was generated on an affected release.

#BTC #Coldcard $BTC

#coinkitemayfacelegalactionovercoldcardflaw
🚨 COLDCARD SECURITY ALERT
A serious seed-generation vulnerability in Coldcard wallets has reportedly led to around 594 BTC being drained from hundreds of wallets. Coinkite has warned affected users, making this a major self-custody security issue.
🛡️ TRADER/HODLER ACTION:
If you may be affected, review your wallet setup and follow Coinkite’s security guidance. Consider migrating funds to a newly generated, secure seed rather than relying on an old potentially compromised seed.
🎯 TRADING VIEW: SELL/RISK-OFF
This is not a BTC fundamental sell signal, but the incident can increase short-term fear and selling pressure. Avoid unnecessary leverage and watch BTC reaction closely.
❓ Will this security scare pressure BTC further?
"CLICK ON THE BELOW YELLOW COIN TAG TO GO TO DESIRED TRADING PAGE TO GET BENEFIT TRADE"$BNB $XRP $EUL
#bitcoin #Coldcard #CryptoSecurity

📊 What Happened
A vulnerability in Coldcard hardware wallets (by Coinkite) was exploited 1,367 $BTC stolen (~tens of millions USD) Impacted 1,200+ addresses Attack executed in just 41 minutes
⚠️ Immediate Response
Coinkite released a firmware patch Block confirmed:
Its Bitkey wallet was not affected
🧠 What Makes This Serious
Hardware wallets are considered top-tier security
➡️ A successful exploit challenges that assumption Speed of attack (41 mins) suggests:
Pre-planned targeting Possible automation / advanced tooling
🤖 AI Angle
Growing concern:
AI-assisted vulnerability discovery Faster exploit development cycles
➡️ Raises the stakes for:
Wallet providers Smart contract developers Security auditors
📉 Market Impact
Short-term:
Fear around wallet security Potential sell pressure from shaken confidence
Long-term:
Push toward:
Better firmware security Multi-layer protection systems
🛡️ Risk Management Takeaways
Always:
Update firmware immediately Use multisig setups for large holdings Avoid single points of failure
🎯 Conclusion
This wasn’t just a hack — it was a stress test for crypto security
➡️ Even “secure” devices can fail
➡️ Attack sophistication is rising
➡️ Security must evolve as fast as the threats
#BTC #Coldcard #crypto

☠️ As a result of the Coldcard wallet vulnerability, kidnapped BTC for $38,000,000 from 500 addresses.
#Coldcard $BTC

A critical security flaw in Coldcard hardware wallets has triggered Bitcoin's largest on-chain movement since the FTX collapse, moving $89M worth of BTC. The bug, caused by insufficient randomness in seed phrase generation, has distorted market signals and raised serious security concerns. This event highlights the vulnerabilities in even trusted crypto storage solutions and could temporarily impact market sentiment. Traders should be cautious as on-chain analytics may show abnormal patterns. The incident serves as a stark reminder of the importance of proper wallet security practices in the crypto space.

#Bitcoin #BTC #SecurityAlert #Coldcard

The Coldcard hardware wallet hack has triggered the largest movement of sub-1 BTC transactions since the FTX collapse, with 39,600 BTC moved in small amounts according to CryptoQuant. This security breach remains active, raising concerns about potential market impacts. The scale of movement suggests significant retail holder activity, possibly indicating panic or forced transactions. Market participants should watch for increased exchange inflows from these movements, which could create selling pressure. The situation highlights the importance of wallet security and the potential for security events to impact market dynamics. As one of the largest security-related BTC movements in recent history, this event could have lasting implications for hardware wallet trust and BTC price stability in the short term.

#Bitcoin #BTC #Coldcard #Security

I just finished talking about the Coldcard security incident a few days ago, and today I saw another on-chain follow-up that’s quite interesting.

A wallet that hasn’t moved anything since 2013 suddenly transferred all 500 BTC—about $31.3 million—to a new address.

And it’s not just this one. CryptoQuant data shows that on August 3, around 935 BTC of coins that were over ten years old started moving; on July 31, about 6,388 BTC of coins that were between five and seven years old were activated.

Of course, we also can’t jump to the conclusion that it’s “an ancient whale dumping.”

At the moment, on-chain data only confirms that the funds changed addresses; it doesn’t prove that this transfer is definitely related to Coldcard, nor can it tell us whether these BTC will go to exchanges next. Still, at this particular timing, it’s hard not to make the connection.

In the past, I thought once you buy a good cold wallet and back up the mnemonic phrase, security is basically solved.

But seeing an address that’s been dormant for 12 years begin to migrate made me realize that self-custody is never a one-time action. Hardware ages. Firmware can develop vulnerabilities. Even the solution that was considered the safest back then may become ineffective over time.

Coins can sit for ten years without moving, but people can’t realistically ignore it for ten years.

#Bitcoin #Coldcard #链上动态

🔥After the Bitcoin theft from various Coldcard directions, what have the hackers done? 👀

These days have filled people who practice self-custody of #Criptomonedas with worry, and it’s that after the recent exploit of wallet #Coldcard , many are carrying out their own investigations and checking information about what actions they can take in case they have this cold wallet or others, in order to improve the security of their cryptocurrencies.

In a recent update, it has already been detected that around 1,600 #BTC has been taken in connection with the Coldcard exploit. However, most of these Bitcoins have not been moved.

About 90% of the 1,600 BTC stolen have not been moved since the initial transfer to a hacker-controlled address. While only 10% (160 BTC) has been transferred to second-hand wallets.

This means that so far these BTC have not been moved to centralized exchanges or mixers in order to cash them out.

What’s the reason?

For the hacker (or group of hackers) behind this theft, it has been difficult to move such an immense amount of Bitcoins. This is because the addresses belonging to these hackers are being flagged by U.S. authorities, exchanges, and blockchain analysis firms.

Because of the scale of this event, the funds are in the public eye, so they remain fully traceable and frozen under constant monitoring.

And now, what will the hackers do with those stolen Bitcoins?

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$BTC

🚨 Security Update: Coldcard Vulnerability Exploited — August 2, 2026
$BTC


Following up on the Coldcard hardware wallet vulnerability we flagged last week: it's now been actively exploited, draining approximately $70M in BTC from affected users.

🤔 What happened:

Coldcard CEO Rodolfo Novak issued a public apology, confirming the company's review process failed to catch the firmware bug before it could be exploited. Emergency firmware has now been released: version 4.2.0+ for Mk3, 5.6.0+ for Mk4/Mk5, and 1.5.0Q+ for Coldcard Q.

⚠️ Critical detail for anyone affected:

Simply updating firmware does NOT secure existing funds — private keys derived from a compromised seed remain unchanged even after the update. Affected users must generate an entirely new recovery phrase on the corrected firmware and migrate their BTC to it. Security firm Galaxy has also warned that future attacks remain possible against any Coldcard-generated address from the vulnerable period.

📊 Why this matters beyond Coldcard users:

This reinforces something we discussed last week — even "cold storage" (designed to be the safer option) isn't automatically immune to every risk category. Firmware-level vulnerabilities are a different threat than remote hacking, but they're still a real risk that hardware wallet users need to stay aware of.

📌 My take: This is a sobering real-world example of the theoretical risk we covered days ago. If you use a Coldcard device, checking official channels for the exact remediation steps (new seed generation, not just firmware update) should be an immediate priority, not something to delay.

⚠️ Disclaimer: This is commentary based on public reporting, not financial or security advice. Verify directly with official Coldcard channels if affected.

#Crypto #CryptoSecurity #Coldcard #BinanceSquare