Coldcard’s latest firmware improves new wallet setup, but Bitcoin held under a seed generated on affected software remains exposed until its owner creates fresh keys and migrates funds.
Kosta Gushterov
Journalist
Kosta has reported on cryptocurrency markets and blockchain infrastructure since 2020, bringing over six years of hands-on experience in the crypto industry built through daily tracking of markets, trends, and emerging blockchain developments. Specializing in Bitcoin on-chain analysis, institutional ETF flows, and digital asset price action, his work at Coindoo has been cited by other news agencies and consistently covers market developments with a focus on data-driven reporting across Bitcoin, Ethereum, Solana, and XRP. Over the years, Kosta has contributed to multiple crypto media outlets in different regions, authoring over 6,000 articles across the sector. His reporting spans cryptocurrency markets and the broader fintech industry, tracking not only price action but also the technological and regulatory forces shaping the ecosystem. To support his analysis, Kosta actively leverages on-chain data and metrics from leading platforms such as Santiment, Glassnode, and CryptoQuant, enabling deeper, evidence-based market insights. He believes in the power of transparency and the data that underpins the blockchain ecosystem. His academic background in Marketing Management from Denmark further complements his analytical approach, adding a strong understanding of communication strategy and content positioning to his work.
Latest articles by Kosta Gushterov
Japan has granted its first new crypto-asset exchange registration since 2022, but the milestone comes with a distinct twist: Nomura’s digital asset arm is not rolling out a retail trading app or a consumer-facing exchange.
Strategy holds a staggering 840,447 Bitcoin acquired at an average price of $75,385, putting the company's aggregate cost basis near $63.36 billion. Against Bitcoin’s $77,700 price tag at the time of writing, that corporate treasury is valued at roughly $65.31 billion.
MANTRA Chain slammed the brakes on its mainnet after detecting an exploit linked to an upstream software dependency, bringing all network transactions, public endpoints, and bridge operations to a sudden halt.
Bitcoin broke past the $75,000 threshold on August 21, successfully blowing through the $73,200 ceiling that stalled its recovery just a day prior.
With the CLARITY Act stuck in congressional limbo, CFTC Chair Michael Selig is drawing up a Plan B.
Bitcoin’s move above $72,000 drew sharply different reactions from some of the market’s best-known voices.
The XRP Ledger is considering a lending standard that would allow pooled assets to fund fixed-term loans directly on the network.
Bitcoin rose 12.3% in past 24h to trade near $71,720 on Bitstamp on August 20, climbing above $70,000 and crossing its 50-, 100- and 200-day simple moving averages.
An HTX executive has denied that exchange-controlled accounts were involved in alleged address-poisoning transfers connected to reports of Kraken account restrictions. The same account later said several affected users had regained access.
Crypto derivatives positions worth $2.99 billion were forcibly closed over 24 hours, affecting 170,001 traders.
Ethereum surged 19.4% on the day to trade near $2,290, breaking out of its sub-$1,900 consolidation and moving above its 50-, 100- and 200-day simple moving averages.
