Credit Mutuel Arkea confirmed a cyberattack via a service provider; ZachXBT estimates losses above $133M, unconfirmed by the bank.
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Arbitrum's 12-person security council briefly rewrote a core contract to move $30M of Binance hack funds without holding the key, the second such episode this year.
Tether's CEO claims about 150,000 BTC, well above the 100,060 implied by its Q3 reserve report, a significant gap for a major stablecoin issuer.
CFTC now allows US exchanges to offer perpetual futures on individual stocks, a notable regulatory step.
Liquid's bitcoin peg is fully backed again after a $320M exploit, but the federation has not disclosed who paid to fill the gap.
A builder's post-mortem on a pricing engine for a 90-minute match-linked derivative: a unit test passed while the price was off by 26 points, and the fix exposed a free arbitrage.
Trail of Bits explains the cryptography behind e-voting and why paper ballots remain essential.
Critical Linux kernel TCP flaw (CVSS 9.8) flagged by Matt Corallo, with Lightning Labs shipping an LND mitigation that disables Multipath TCP.
Morgan Stanley converted US equities and Treasuries into tokenized form via the DTCC Tokenization Service, with 20 firms signed up.
Bitcoin Optech newsletter recap covering silent payments for multiparty wallets, a DoS disclosure and a Bitcoin Core policy update.
Glassnode on-chain analysis: short-term holders shifted from mostly in profit to mostly at a loss as Bitcoin pulled back about 10% into support.