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Crypto news digest:

77 stories that broke on 7 October 2026 (UTC), the best-sourced first.

Confirmed 10 Unverified 51 Rumor 16

Strongest price reactions

Confirmed 10

Unverified 51

Hacks & Security Unverified · updated 18 hours ago

Ethereum researchers warn AI could break wallet cryptography, urge 'bunker mode'

Ethereum researchers Justin Drake and Vitalik Buterin warned that AI-accelerated math could break crypto wallet cryptography before quantum computers, urging holders to move funds to fresh addresses. The call drew mixed reactions, including pushback from Ledger's CTO over risks of a mass migration.

  • BTC −0.31%1h 0.9σ

Rumor 16

AI & Tech Rumor

SpaceX plans $40B debt raise to buy Nvidia chips

A r/stocks post claims SpaceX is planning a $40 billion debt raise to buy Nvidia chips, split into $10 billion in bank loans and $30 billion in investment-grade bonds with Apollo Global Management leading. The post also claims Nvidia owns about $21 billion worth of SpaceX stock.