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The security of a blockchain relies on a simple promise: making the cost of an attack far greater than the expected benefit. This equation has held for over ten years thanks to cryptographic mechanisms considered solid. Yet quantum computing is beginning to shake everything up. The machines that could threaten bitcoin or Ethereum do not yet exist, but progress already made in this field forces developers to prepare for the future. A proposal presented by Nicolas Consigny, manager of the Kohaku project at the Ethereum Foundation, indicates that Ethereum could start protecting its accounts against quantum attacks today for a trivial amount: only 7 cents per account.

Kraken launches BTC Vault, BTC holders can generate Bitcoin rewards without technical complexity.

A currency does not become strong just because its price rises, or because its leaders say so. It also shows in the decisions made every day by companies engaged in global trade. This major change in the habits of international economic actors is precisely revealed by a new survey conducted by the Bank of China. The yuan, a currency of recognition, is establishing itself with a growing number of foreign companies. Published in a context of seeking alternatives to traditional financial circuits and Beijing's international ambitions, this study reveals increased confidence in the Chinese currency.

In the world of cryptos, where emotions often exacerbate price fluctuations, sentiment indicators are valuable tools to assess investors' mindset. After several weeks of brutal correction and massive capital outflows, one of the most followed barometers in the sector is now sending a signal that catches analysts' attention. The Crypto Fear & Greed Index has indeed just exited the "extreme fear" zone after a marked rebound in recent days. This development occurs even as the market remains weakened by a prolonged drop in its capitalization and by an uncertain macroeconomic environment.

Shibarium transactions doubled in four days, from 1,300 to 2,600. However, the crypto market continues to doubt a true bullish return. Full analysis.

An internal Amazon security report was enough to trigger a chain reaction all the way to Washington. Within forty-eight hours, Anthropic had to cut access to Fable 5 and Mythos 5 for foreign nationals, under regulatory and political pressure. How could a technical warning lead to such a radical decision?