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Crypto

Coldcard hardware wallet flaw shakes trust, renews call to roll the dice

A low-entropy vulnerability in the Coldcard hardware wallet has prompted bitcoin users to recheck how they generate seed phrases. Community focus has shifted toward physical entropy methods such as rolling dice rather than relying on device-based random number generators. After July 30, theft cases were publicly confirmed, with attackers brute-forcing private keys and stealing more than $100 million in BTC. Users are revisiting “don’t trust, verify” and exploring multiple offline methods to generate and cross-check BIP-39 seeds.

Crypto

Dogecoin community warns offline wallets not necessarily safe, issues security alert on cold storage

A security warning has been raised over how Dogecoin is stored, with a community contributor cautioning that creating a wallet on a computer disconnected from the internet does not guarantee safety. Mishaboar said malware or compromised hardware and operating systems can capture seed phrases and later exfiltrate them when the device reconnects. He said keeping assets on exchanges is not a fundamental solution and urged users to diversify wallets, use passphrases and keep offline backups.

Crypto

Ex-FBI agent charged with stealing $1 million in crypto from seized wallets, sought ChatGPT investment advice

A former FBI supervisory special agent has been charged with stealing about $1 million in cryptocurrency by using access information from wallets obtained during investigations. Prosecutors say Patrick Steven Yaroch moved funds from target wallets to accounts he controlled while working in the FBI’s counterintelligence and espionage unit and holding Top Secret clearance. Investigators found a Trezor hardware wallet, seed phrases and assets in his Kraken account, and recovered ChatGPT chats about investing $1 million and obtaining EU residency or citizenship.