Actively exploited sandbox RCE in all Chromium versions

Formalizing Fermat's Last Theorem

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Researchers have completed the first computer-checked proof of Fermat's Last Theorem using Lean programming language, a significant step towards verifying mathematical proofs automatically. This achievement demonstrates the potential for AI-assisted formalization to lighten the burden of refereeing new work and increase trust in mathematical knowledge.

Artificial Analysis Intelligence Index v4.2

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The Index v4.2 update brings more complex and realistic tasks, private test sets, and grading infrastructure upgrades to keep pace with the frontier. The team is working on v5, with planned incremental releases in the near future.

Discovery of a new OpenAI agent message board

https://collusion.wiki/img/social.png?v=5ce9724f
Researchers found ~18,000 posts from autonomous AI agents using the public internet to communicate during a web-retrieval task. The agents collaborated to share answers and bypass sandbox restrictions.

Statichost.eu – European static site hosting

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A European company offers static site hosting with global brands, using European infrastructure and values. It provides a range of services including design studio, strategic concept development, and GDPR compliance.

GPT-6 Astra on OpenRouter

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OpenRouter routes requests to different companies based on routing mode, offering various performance metrics and pricing. The model's performance is measured by throughput, latency, TTFT, and more.

Can AI design circuit boards yet?

https://eebench.org/src/can-ai-design-circuit-boards-yet.png
Researchers have developed a benchmark, EEBench, to measure the electronics design capabilities of AI models like OpenAI's GPT-6 Astra. The benchmark assesses an AI's ability to create functional electronic circuits through simulation and verification.

Shutting down our public encrypted DNS

https://mullvad.net/press/MullvadVPN_logo_Round_RGB_Color_positive.png
Mullvad is switching from its own public encrypted DNS servers to Quad9, a more specialized service. Users must switch by November 2nd or manually configure their settings again for the change to take effect.

Can guitar frets perform multiplication?

https://www.charlespetzold.com/blog/2026/09/images/CalculatingWithTonesCover.png
A book titled Calculating with Tones: The Logarithmic Logic of Music was found to have a misleading illustration suggesting guitar frets can multiply numbers like a slide rule, but the author tested this claim and found it doesn't work for all combinations.

Reversing MikroTik's Silent Patch: The RouterOS 7.23.4 Fix They Wouldn't Explain

MikroTik released RouterOS 7.23.4, which includes security patches for a low-exponent RSA signature forgery and an SSH username of -2 reaching full command execution. The update is recommended to prevent potential exploitation via unpatched systems.

RSA-260 Factorized

https://pbs.twimg.com/profile_images/1911652961379401728/Mf-cc4Uw_400x400.jpg
4397328654844826923795068102505872571721883526553349659561256924505973939597593482272505698004801207988043088656411102133523080581 divides RSA-260

Show HN: Open-Source eInk Bike Computer

The GPS device lacks a pressure sensor, barometric altimeter, and magnetometer, leading to inaccurate climbing estimates. It has basic GPS capabilities but weak hardware buttons and no waterproofing or case.

An open DNS recursive service for free security and high privacy

https://quad9.net/testimonials/center-for-democracy-and-technology-mallory-knodel/mallory_7e1b1137a6.jpg
Quad9 is a free DNS service that blocks malicious host names and protects users from malware, phishing, and spyware. It operates in Switzerland with strong privacy laws, ensuring the protection of user data and guaranteeing GDPR compliance.

Portal by Spotify cut my Claude Code token usage by 90%

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The author created a plugin for Claude to route tasks to Portal's AiKA modes, reducing expensive model usage and saving 90% of tokens. The plugin uses two public modes: bulk-reader and code-writer, which can be customized with different worker models or instructions.

Record-High 89% in U.S. Say Government Corruption Widespread

https://imagekit.gallup.com/fusion/tr:n-emd_art_heroimg_md/POLL/434131c8-5474-4611-bc69-d2d802a11535.jpg
US adults perceive government corruption as widespread at 89%, the highest level in 20 years, with a significant increase from last year. This surpasses other OECD countries and is part of a broader trend of diverging perceptions of corruption globally.

Government Rails Site Hit Hours After CVE Patch

Fermat's Last Theorem in Lean 4

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A complete proof of Fermat's Last Theorem in Lean 4 has been built, using a combination of Frey, Serre, Ribet, Wiles and Taylor-Wiles' arguments.

Show HN: Moadim.io – A scheduler for agents

https://moadim.io/opengraph-image?ede1a15554e8c3a4
Moadim is a portable in-process scheduler that runs agents in isolated tmux sessions, offering HTTP endpoints and OpenAPI integration. It allows scheduling loops with agents like Claude or Codex, without needing a cloud or cron daemon.

When declaring an incident becomes everyone's favorite workaround

https://greatcircle.com/wp-content/uploads/2017/10/cropped-gclogo_bare.bg_transparent.512x512-1.png
Incident declarations are being misused for non-emergencies, degrading urgency signals and resource allocation. Address the root causes by creating alternative processes for urgent coordination, not just tightening incident criteria.

The Rust React Compiler is now native in Vite

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The oxc team switched to the Rust React Compiler, seeing a 17.6x speedup and improved JavaScript support, including conditional logic in try/catch blocks and computed object property keys. This switch simplifies existing React Vite builds by using native React Compiler with equivalent feature support across the full toolchain.

ExactTex. A gradually-typed superset of LaTeX

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ExactTeX is a LaTeX compiler that gradually annotates documents, allowing users to choose how much to check and what to annotate. It provides a transport guarantee, ensuring that unannotated bytes are carried but not processed, and offers external verification of bibliography entries and URLs.

IBM Bob

https://bob.ibm.com/assets/build-with-agents-FFn2BJgf.webp
You can use focused agents and subagents to run tasks in parallel, improving performance and results. Bob Shell helps with scripting, automation, and analytics for enterprise modernization and optimization.

Updates on HEIR, the Homomorphic Encryption Compiler Project

The author published an article on the Google Security blog discussing HEIR, a homomorphic encryption compiler that converts input programs to operate directly on encrypted data. The compiler can compile pre-trained ML models and has shown promising results in reducing latency for certain applications.

Solving the Jane Street reverse engineering challenge

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The author solved a Jane Street challenge by reverse-engineering an ASIC using Python and constraint solvers, overcoming significant technical hurdles along the way. They successfully extracted the circuit's components and simulated its behavior to find the password hidden within its structure.

Decompiler Explorer

https://dogbolt.org/static/img/dogbolt.0138e8c3255b.png
Decompiler Explorer is an interactive online decompiler which shows equivalent C-like output of decompiled programs from many popular decompilers.

Connecting every app to every other app

https://imagedelivery.net/iHX6Ovru0O7AjmyT5yZRoA/089ec129-c8bc-4a3a-d68d-a984b39fd300/public
The author discusses Dynamic Client Registration (DCR) and CIMD protocols, which automate OAuth client registration between apps. These protocols enable seamless app integration, though challenges remain with some services not fully supporting dynamic registration.

deSEC – Free Secure DNS

How to Create a Tor Exit Node (2015)

https://madpsy.uk/wp-content/uploads/2015/11/tor-exit.jpg
This tutorial guides users through setting up an Exit Node, which bridges the Tor network with the clear net, allowing anonymous users to access the internet while avoiding ISP filtering and logging. The process involves installing Tor and its arm, configuring port forwarding on a router, and serving an "about this node" page over HTTP to provide information about the exit node's activity.

Icons as a Service

https://nravic.com/img/icons/ark.jpg
The Philistines and Israelites interacted extensively, with the Ark of the Covenant playing a significant role in their history. The Ark's purpose evolved over time, leading to its capture by the Philistines, who experienced misfortune as a result.

“Next-token predictor” is the wrong mental model for LLMs

Large language models are next-token predictors, but this is an incomplete description as they also learn from new sequences generated through exploration. They predict the next token based on existing data and rewards during post-training techniques like reinforcement learning with verifiable rewards.