Bitcoin On-Chain Activity Surges as Coldcard Attack Raises Security Concerns: K33

BitcoinWorld Bitcoin On-Chain Activity Surges as Coldcard Attack Raises Security Concerns: K33 Bitcoin on-chain activity has surged to multi-month highs, even as a new attack vector targeting Coldcard hardware wallets has raised fresh security concerns within the cryptocurrency community, according to a recent report from K33 Research.

On-Chain Activity Surge: What the Data Shows K33 Research, a leading crypto analytics firm, reported that Bitcoin’s on-chain metrics, including transaction counts and active addresses, have reached levels not seen since late 2024.

This surge indicates renewed network usage and investor interest, despite ongoing market volatility. The increase in on-chain activity is often interpreted as a sign of growing fundamental demand, as more users transact and move funds.

However, analysts caution that such spikes can also be driven by short-term speculation or large institutional transfers.