Coldcard

Stories tagged Coldcard.

Bitcoin

Coldcard Firmware 5.6.1 Forces Manual Entropy After 594.5 BTC Theft

Coinkite's new firmware requires dice rolls or key presses for every seed after a flawed RNG let attackers drain 594.5 BTC from…

Bitcoin

Coldcard Forces User-Supplied Entropy After Bitcoin Theft Pegged at $114M-$130M

Coinkite's Coldcard wallet ships firmware requiring manual entropy input after a bitcoin exploit reported at $114M to $130M by two outlets.

Bitcoin

Bitcoin Whale Wallets (10,000+ BTC) Hit 90, a 6-Month High

Wallets holding 10,000+ BTC climbed to 90, up 7% in eight weeks, as micro holders sold amid the Coldcard hack and Clarity…

Bitcoin

Bitcoin ETFs Pull in $620M as Coldcard Hack Drains $116M, BTC at $64,433

US spot Bitcoin ETFs booked $620M in inflows after a Coldcard wallet exploit drained $116M, as BTC trades near $64,433.

Bitcoin

Coldcard Exploit Toll Doubles to $70M as Galaxy Counts 1,200 Drained Wallets

Galaxy Research raises Coldcard hack losses to ~$70M across nearly 1,200 addresses; CZ urges holders to split funds, warns "nothing is 100%."

Bitcoin

Coldcard Seed Bug Drains 1,082 BTC (~$70M), Warning Widens Past Mk3

A weak-entropy flaw in Coldcard firmware let attackers rebuild private keys, draining over 1,082 BTC as Coinkite widens its alert to every…

Bitcoin

Coldcard Mk3 Alert: Coinkite Flags Risk After 594 BTC ($38M) Sweep

Coinkite warns Mk3 users to migrate funds as a 594.48 BTC sweep, worth about $38M at current prices, draws scrutiny.