Coldcard Adds New Security Measures After $130 Million Bitcoin Exploit
In brief Coinkite released new Coldcard firmware after a seed-generation flaw exposed users to more than $100 million in Bitcoin thefts. Coldcard now requires users...
Tag : Coldcard
Coldcard strengthens seed generation with firmware update
Coinkite released a new security upgrade to strengthen seed phrase generation by requiring user-supplied entropy mixed with improved device randomness. Coinkite announced firmware 5.6.1 for...
Coldcard firmware update requires affected users to move Bitcoin
Coldcard has released firmware versions 5.6.1 and 1.5.1Q after a three-week security review, while warning that users with affected seed phrases must create new wallets...
Coldcard theft: FBI may know 1,082 BTC attacker
Investigators may have given U.S. authorities information capable of identifying an attacker responsible for the first Coldcard theft wave, Bitcoin Magazine reported on Aug. 18....
Coldcard Bitcoin Thefts Slow, But Losses Could Top $150 Million: Galaxy
In brief Galaxy Research now puts the Coldcard exploit’s confirmed haul above 1,778 BTC (about $112 million), with a suspected fourth wave that would lift...
Coldcard flaw exposed $116M self-custody risk: Gray
The Coldcard seed-generation failure has exposed about $116 million in Bitcoin to theft while renewing questions about how users verify the security of self-custody tools,...
After Coldcard Was Hacked, $15 Billion in Bitcoin Moved to Safety
In brief The Coldcard firmware exploit drained approximately 2,100 BTC, with losses estimated near $130 million across multiple attack waves. Onchain data from Checkonchain shows...
Coldcard hack losses: How investigators trace stolen Bitcoin
The Coldcard hack is testing crypto investigators’ ability to measure losses from self-custody wallets, where victim reports are critical to establishing the scale of the...
Coldcard temporarily halts customer data deletion over July exploit
Coldcard has temporarily suspended its automatic customer data deletion process because of legal obligations tied to the security incident disclosed on July 30, preserving records...
A Coldcard Hacker Just Moved $1.94 Million in Stolen Bitcoin for the First Time, Is a Cash-Out Coming?
In the latest Bitcoin news, a wallet associated with the Coldcard hack transferred 30.185 BTC, worth about $1.94 million, to a newly created address on...