Security
DeepMind’s AI verifies Signal’s encryption code
AlphaProof Code produced machine-checked proofs for a compiled build of Signal’s cryptographic library. Here is how the guarantees work.
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Barclays raises Bitcoin ETF holding 48% to $187m
Barclays’ Q3 13F reports 3.94 million IBIT fund shares worth $186.7m on 30 September, up 48.3% in shares from June.
Bitcoin Core details three patched flaws, including mining halt
Bitcoin Core disclosed one High and two Medium vulnerabilities on 10 November. The fixes date to 2025 and concern mining, block processing and Tor permissions.
Deutsche Bank opens custody as OKXICE schedules tokenised trading
Deutsche Bank’s digital-asset custody is available in Germany. Separately, OKXICE targets 23 November for a conditional-exemption US securities venue.
EU quantum draft favours European suppliers in public contracts
MLex reports draft supplier restrictions and quantum-safe purchasing provisions. The Commission’s published strategy uses procurement to build European industrial capacity.
IBM targets 520 programmable qubits with new Nighthawk design
IBM announced Nighthawk r3 with targets of 520 programmable qubits and 10,000 operations, and plans a linked 1,040-qubit system in 2027.
Microsoft backdoors AI agents by editing fewer than ten neurons
Microsoft’s Lazarus research plants triggered behaviour through small model-weight edits. Its agent-security implications depend on checkpoint access and tool permissions.
New York opens AI registry ahead of January deadline
New York’s RAISE Portal is open. Large frontier developers must register by 1 January 2027, with separate computation, revenue, safety and incident-reporting tests.
Railway estimates $740,000 in fraudulent AI charges after breach
Railway’s November post-mortem explains the October attack chain, an exposure ceiling near 100,000 workspaces, linked-account tokens and customer reimbursements.
Quantum X Labs reports fewer decoding failures on IBM data
Quantum X Labs reports up to 20% fewer logical decoding failures in preliminary benchmarks using data from IBM Fez, Kingston and Pittsburgh.
Goldman and Citi back reported $270m bank stablecoin venture
Bloomberg reports roughly $270m in commitments for Project Faro’s operations. The 21-institution consortium targets a dollar stablecoin in the first half of 2027.
Claude cuts quantum circuit costs; Xanadu reduces optical losses
QuEra, Harvard and Anthropic report lower quantum circuit resource estimates. Separately, Xanadu and HyperLight report 7 mdB optical switch insertion loss.
Claude Fable 5.2: coding, reasoning, access and pricing
Claude Fable 5.2 is Anthropic's model for difficult coding and research. Released on 9 November 2026, it offers a 1M-token context and standard API prices of $8 input and $40 output per million tokens.
NYSE chooses Avalanche for planned tokenised stock settlement
Avalanche will supply the clearing ledger for an upcoming NYSE-affiliated tokenised-securities venue, targeting 24/7 trading and settlement subject to approvals.
DeepMind’s AI cuts the cost of attacking RSA-1024
Human-guided DeepMind agents reproduced a legacy RSA computation with 3.5 times less CPU work. A second paper estimates cheaper batch factoring.
Nvidia investigates whether Jensen Huang was targeted by foreign intelligence
Nvidia’s independent directors and outside counsel will examine reports concerning Jensen Huang and Alice Huang. The board says it retains confidence in its CEO.
Ethereum weighs two fixes for Glamsterdam’s contract safety problem
Two draft designs would preserve existing contracts as Ethereum reviews Glamsterdam gas changes. Hoodi’s activation remains delayed while developers assess the risks.
Solana proposes retiring durable nonces after $270m-plus Drift attack
Solana’s draft SIMD-0723 would retire durable nonces no earlier than 5 May 2027. Custodians face a migration to programme-based offline signing.
Quantum Art proposes a new way to simulate waves
Quantum Art researchers have proposed a quantum algorithm for wave propagation that prepares states directly on a resonant surface.
Intel agrees to buy quantum software firm Classiq
Intel has agreed to acquire Classiq, combining its quantum software platform with Intel's silicon spin-qubit work. Globes reports a deal value of about $2.2 billion.
Quantinuum reports five logical-memory errors per million rounds
Quantinuum reports a logical-memory error rate of about five in a million correction rounds on Helios, corresponding to 99.9995% fidelity per round. Its distance-7 colour-code result and error-suppression measurements support the company's fault-tolerance research programme.
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- Nvidia board meets after second affair report, Reuters says
- DeepMind’s AI verifies Signal’s encryption code
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