• Bitcoin fell 1.3% to $62,591 amid concerns over a Coldcard wallet vulnerability.
  • Coinkite urged users to move funds after researchers flagged a potential theft of up to $70 million.
  • Bitcoin ETFs saw outflows on Friday, adding selling pressure.

Security Fears Weigh on Sentiment

Bitcoin dropped 1.3% to around $62,591 on Friday, as fears over a hack targeting Coldcard hardware wallets rattled the crypto market. The decline comes after researchers flagged a flaw in Coldcard's firmware that may have allowed attackers to siphon off roughly $70 million in under an hour.

Coinkite, the company behind Coldcard, quickly responded by urging users to move their funds and take precautions. "We are aware of the issue and are working on a fix," a spokesperson said, though they declined to provide further details. The vulnerability appears to be related to seed generation in some firmware versions, which could compromise the security of wallets.

Market Reaction and ETF Outflows

The news has sparked concerns among investors about the safety of hardware wallets, which are often considered the gold standard for crypto storage. Bitcoin's price slipped as a result, with additional selling pressure coming from outflows in bitcoin ETFs on Friday. According to data from several issuers, these products saw net withdrawals, signaling a risk-off mood among institutional investors.

"This is a stark reminder that even the most secure-looking solutions can have vulnerabilities," said one analyst, who asked not to be named. The incident could prompt a broader reassessment of wallet security practices and accelerate demand for audits and firmware updates.

Broader Context and Implications

The Coldcard flaw is the latest in a series of security scares for the crypto industry. Earlier reports mentioned a $38 million theft related to a similar issue, and now the potential $70 million loss highlights the ongoing risks. While the exact amount stolen remains unconfirmed, the impact on market sentiment is clear.

As the investigation continues, investors are left to weigh the risks. "This is a wake-up call for anyone holding crypto," said another market participant. The long-term outlook may include stricter security standards and more rigorous testing of hardware wallets, but for now, the market remains jittery.

Correction: An earlier version of this article cited a $38 million figure; the latest reports indicate up to $70 million may have been affected.