Europol says quantum computing could eventually turn exposed wallet keys into a route for theft, leaving crypto networks years to prepare for a security migration.
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
Ether fell roughly 5.5% in 24 hours after another failed move toward $2,800, bringing the market into a support zone that matters on two timeframes.
XRP is testing the floor of a developing descending triangle near $1.46-$1.47 after its latest pullback. A daily close below it would shift attention toward lower supports.
Bitcoin fell toward $84,000 as major cryptocurrencies gave back recent gains. The sell-off reached across the market, while Bitcoin and Ethereum ETF flows moved in opposite directions.
With the S&P 500 back at a record, Bitcoin sits below its earlier high. History shows why that gap deserves more than a simple risk-on explanation.
Virtune has listed a Zcash ETP on Nasdaq Stockholm, giving Nordic investors a broker route to ZEC exposure while leaving the asset’s private-payment features on the blockchain.
Filecoin’s recovery from August has brought FIL back to a weekly barrier near $1.20. The next pullback will show whether buyers can hold the support that carried the token higher.
Solana has released open-source software for tokenized trades where the asset and payment can settle together in seconds, provided both already exist on its blockchain.
Cardano moved above $0.26 and approached $0.28, but the next signal will come from whether buyers can defend the reclaimed $0.254-$0.260 zone in coming sessions.
The CFTC has started writing rules for retail crypto trades involving leverage, margin or financing. The initiative could create a federal route for those markets, while ordinary cash crypto purchases would remain outside its reach.
Stripe plans to expand stablecoin-backed card issuing to more than 100 countries by year-end, giving platforms a way to make digital-dollar balances spendable through familiar cards.
Strategy reported a $21 billion gain on digital assets for Q3 2026. In an update covering the week ending October 4, the company said it had acquired 334 BTC, repurchased $176 million of STRC preferred stock and held 848,000 BTC alongside $5.7 billion in USD assets.
