Crypto News

The cost of protecting bitcoin against quantum computing has sharply dropped in a few days. An open competition led by StarkWare, Yukon Research, and Eigen Labs allowed developers and AI agents to speed up the necessary calculations. In one week, the estimate went from about 320 dollars to 67 dollars in GPU computation. This decrease especially shows how code optimization can reduce the resources needed to build transactions capable of better resisting the quantum threat.

Predictive markets still anticipate growth for Ethereum, Solana, and Zcash before the end of this year. However, their bets remain much more cautious regarding the closing price on December 31.

The cryptocurrency market enters a phase where every level counts. On Saturday, September 26, 2026, bitcoin trades below its all-time high after a pullback from 87,374 dollars. The rise since mid-September remains visible despite less sustained activity. The hourly, four-hour, and daily charts show consolidation around 84,000 dollars. From then on, supports near 83,000 dollars and resistances from 85,500 to 86,000 dollars focus traders' attention.

On September 25, the U.S. spot XRP ETFs recorded $22.65 million in net inflows. Bitwise mainly concentrates these flows, while XRP remains close to $1.55 despite this demand.

Binance puts 100 million dollars on Circle and gives a serious boost to USDC. The exchange acquired 1.237 million shares of the stablecoin issuer at 80.84 dollars each, while signing a new five-year business agreement. The goal is to further push USDC on Binance, especially in emerging markets where Tether maintains a considerable lead with USDT.

What if Bitcoin could whisper your transactions instead of shouting them in public? Three researchers have just put a plan on the table that would allow Zcash-style privacy on Bitcoin without touching the protocol.

American Bitcoin ETFs remain in the green, but the pace has clearly changed. After a record $998.9 million inflow on Monday, flows dropped to $190.7 million on Thursday, September 24, a decline of about 81% in three sessions. The streak remains positive, however: six consecutive days of inflows have brought more than $2.8 billion to the funds. Bitcoin itself retreated around $83,800 after exceeding $87,000 at the start of the week.

The group is preparing an evolution of its dividend policy. The company wants to obtain the agreement of its shareholders to modify the payment schedule of its four preferred shares, including STRC. If the proposal passes, each calendar day will become a record date, with payment on the next business day. This measure brings Strategy closer to a model already adopted by Strive, another bitcoin treasury company. The project comes as STRC seeks to stabilize its price after its drop in June.

Circle and Tether froze on Friday part of the assets of an address linked to the Bitget hack, about 318,000 dollars of stablecoins. The amount remains marginal compared to the 387.5 million dollars stolen. Most of the loot is held in ether, an asset that no issuer can block.

The query "how to buy bitcoin" now surpasses "how to invest in AI" on Google Trends. This result indicates a more direct intention around BTC, but it does not measure the actual number of buyers or invested capital.

The crypto market is going through a new phase after a strong price increase. This rise pushes some holders to sell in order to quickly realize gains. However, the pace of profit taking remains lower than that observed at previous peaks. Bitcoin gained 44% over the quarter, reaching nearly 85,000 dollars. After three consecutive quarters of decline, flows to ETFs show that demand remains active and supported in the current crypto market.

MERGE Madrid returns on October 27, 28 and 29, 2026, between the Bolsa de Madrid for the institutional summit and the Palacio de Cibeles for the main congress. The event positions itself as the meeting point between banks, regulators and the crypto ecosystem in Southern Europe and Latin America. Cointribune is the media partner of the edition and provides a discount code for its community.

Bitcoin is often presented as "digital gold." In institutional portfolios, its classification is sometimes quite different. A Bitwise survey conducted among 15 major institutions shows that several still place their crypto investments in pockets dedicated to technology, innovation, or venture capital. Yet Bitcoin remains the common asset among all respondents exposed to cryptocurrencies. Allocations range from 0.5% to 13% of investable assets, with a majority between 1% and 2%.

Real world assets tokenized (RWA) on Solana have just reached a new high. Their value rose to 4.6 billion dollars on September 23, according to RWA.xyz data. At the same time, the number of wallets holding these assets nearly doubled in one month.

Sequans Communications sold its last 314 BTC and officially ends its Bitcoin strategy. The French group now holds no crypto on its balance sheet, after owning more than 3,200 BTC at the peak of its accumulation. This exit comes at a bad time for all treasury companies: according to DWF Ventures, only 4 of the 20 largest companies in the sector still trade above the value of their crypto assets. The premium that fueled their purchases is seriously starting to disappear.

The recent rise in bitcoin prices brings a technical signal that the market is closely watching. On September 22, the price crossed its 365-day simple moving average, around 80,900 dollars. This crossing comes after 310 days below this line, according to Ryan Horst and Joni Zhuleku, the founders of Altcoin Pro. Their study shows that this crossing preceded increases over several previous periods, while reminding them that this indicator does not guarantee a sustainable rise.

Bitcoin briefly crossed its average production cost, estimated at 85000 dollars by JPMorgan, after 280 days below this threshold. This surpass would reduce forced sales by mining specialists, however, the price returning around 84100 dollars makes this relief still uncertain.

Privacy coins are experiencing a spectacular comeback in the crypto market. In five months, Zcash and Monero have added 24.54 billion dollars in valuation amidst institutional interest and regulatory debates.

The price of bitcoin fell back to around 83200 dollars after crossing the 86000 dollar threshold at the start of the week. Indeed, the rise in bond yields and the probability of a Fed rate hike put an end to this recovery.

Bitcoin is approaching a major derivatives expiration. On Friday, September 25, about 182,000 BTC in options, representing $15.6 billion in notional value, will expire on Deribit. Calls dominate with 106,200 BTC, compared to 75,900 BTC in puts. The settlement occurs while Bitcoin was trading around $85,000 at Deribit's snapshot, significantly above the "max pain" level set at $76,000.

The crypto market crash did not trigger sales among the institutions tracked by Bitwise. Despite a decline of about 50%, none of the 15 entities surveyed reduced their exposure, and several have strengthened their positions. Bitcoin remains at the center of these allocations, often as the primary asset for these investors. Behind this stability, investors cite their durable long-term convictions, while Ether and Solana remain subject to specific exit conditions in their portfolios.

The Russian Ministry of Finance estimates crypto assets held by Russians at 44 billion dollars. The figure, based on expert estimates, is much higher than the data published by the Central Bank.

Peter Brandt believes that the price of Ethereum would reach 8600 dollars following a break of 5000 dollars. Ether progressing around 2660 dollars, this scenario remains distant and depends on multiple intermediate resistances.

An attack against users of the D’CENT App Wallet allowed the diversion of 11.746 million XRP, nearly 20 million dollars. Between September 15 and 20, 6,678 wallets were affected in six waves. More than 5.59 million XRP have already left the network via THORChain. The case does not come from a flaw in the XRP Ledger: the crypto transactions were signed with private keys controlled by the attacker. D’CENT is still investigating how these keys were compromised.

After failing to hold the $87,000 threshold, bitcoin erased its recent rebound. The price dropped to $83,508, while long position liquidations amplified the downward movement.

In the third quarter, SHIB shows a cumulative increase of 44.1%, thanks to three consecutive months in the green. Historically, the month of October often has an average return of 167.5%, however this figure almost entirely relies on the spectacular explosion of 2021.

Bitcoin Cash jumps 28%, Zcash 9%, and bitcoin falls back below 86,000 dollars. On paper, it looks like a capital flight. Except that while the market looks elsewhere, BlackRock continues to accumulate. Here is what the on-chain data doesn't tell you about BTC.

Cryptocurrency holding is declining among American investors. According to a Gallup survey published on September 21, 11% of them reported holding cryptos in June, down from 17% a year earlier. Despite this decline, bitcoin has strongly rebounded since the survey period.