Losses Top $115M In Coldcard Bitcoin Hack: Galaxy Research

Bitcoin Magazine Losses Top $115M In Coldcard Bitcoin Hack: Galaxy Research New data from Galaxy Research shows that $115 million in bitcoin has been lost in the Coldcard theft.  Writing on X Sunday, Galaxy Research said that it had spoken with over 200 victims to support them and gather intelligence on the attackers.  The figures are based on the price of bitcoin at the time of the attack.  Coldcard losses have exceeded $115M (based on the price when coins were stolen)Galaxy Research has spoken with 200+ victims to support them and gather intelligence on the attackersThis thread contains additional charts and info pic.twitter.com/H2K141mugF— Galaxy Research (@glxyresearch) August 16, 2026 Hackers started taking bitcoin stored using Coinkite’s popular Coldcard hardware wallet on July 31.  Canadian company Coinkite said that a firmware bug in Coldcard Mk3 devices — starting with version 4.0.1 in March 2021 — caused seed generation to fall back to a weak software Pseudorandom Number Generator instead of the hardware true random number generator, allowing hackers to essentially guess investor seedphrases.  The number has slowly risen as the criminals have targeted more recent devices while Coinkite and other Bitcoiners have urged Coldcard users to immediately move their funds.  Galaxy Research last week said that it estimates at least 15 separate attackers were exploiting the bug independently.  Previous research from...